Chainlink

Chainlink is a decentralized oracle network that connects smart contracts to off-chain data, computation, and real-world systems. It provides a secure and reliable infrastructure for blockchain applications to access external information, execute automated workflows, and interact with other blockchains. The network is secured by a staking-based model where node operators lock LINK tokens as collateral, which can be slashed for poor performance, incentivizing honest and accurate data delivery.

The platform distinguishes itself through a comprehensive set of capabilities that extend beyond basic data feeds. It includes a cross-chain messaging protocol for transferring tokens, messages, and data between blockchains with independent risk monitoring, and an off-chain reporting protocol that aggregates oracle responses using threshold signatures to reduce on-chain gas costs. Chainlink also offers verifiable randomness generation for tamper-proof outcomes in gaming and NFT applications, and supports confidential execution through trusted execution environments for private smart contract logic. The network enables the creation and management of tokenized real-world assets, with features for asset fractionalization, reserve-backed minting, and automated compliance enforcement.

Chainlink provides a broad automation and scheduling system that triggers smart contract execution based on predefined conditions, schedules, or off-chain events, supporting use cases across DeFi, NFTs, and parametric insurance. The platform also includes a data feeds infrastructure that delivers tamper-resistant price, market, and risk data to on-chain applications with low latency, along with tools for custom data stream configuration and high-frequency market data streaming. Security and access control features encompass proof of reserve verification, cross-chain compliance enforcement, and privacy-preserving computation using zero-knowledge proofs or trusted hardware.

The project offers documentation and tooling for smart contract development, including CLI tools, SDKs for workflow composition, and educational resources such as on-demand bootcamps and step-by-step tutorials for building Web3 applications.

Features

Decentralized Oracle Networks - Connects smart contracts to off-chain data and computation through a network of independent node operators that reach consensus on data validity.
Oracle-Powered DeFi Infrastructure - Powers DeFi protocols with reliable price feeds, automation, and cross-chain capabilities for lending, trading, and settlement.
Market Data Feeds - Delivers tamper-resistant price data for crypto, commodities, and forex to smart contracts via a decentralized oracle network.
Tamper-Proof - Delivers cryptographically signed, redundantly validated market data from multiple independent nodes to secure DeFi applications.
Automated On-Chain Data Deliveries - Automates delivery of critical financial data onto blockchains on a schedule or in response to events.
Decentralized Price Feed Accesses - Aggregates premium data through Sybil-resistant oracles to deliver verified price values on-chain.
Tamper-Proof Real-Time Prices - Delivers accurate, tamper-resistant on-chain pricing for fiat, crypto, and equities to maintain stablecoin pegs and trigger liquidations.
Proof of Reserve Verifications - Ships automated proof-of-reserve verification to confirm tokenized assets are fully collateralized.
Token and Message Transfers - Combines token transfers with arbitrary messages in one atomic cross-chain transaction.
Decentralized Price Feed Aggregations - Combines data from multiple independent oracle nodes into a single on-chain price reference for crypto assets.
Transaction Record Maintenance - Maintains a complete, immutable historical record of all network transactions for verifiable audit trails.
Off-Chain Data Integration Layers - Connects oracle nodes to custom off-chain APIs and computations through a REST interface for specialized data integration.
Off-Chain Reporting Protocols - Implements an off-chain reporting protocol that aggregates oracle responses using threshold signatures to reduce gas costs.
Collateral Proof Protocols - Provides on-chain proof of off-chain or cross-chain collateral, enabling independent audits to prevent overissuance.
Reserve Attestation Protocols - Pulls reserve data from custodians or APIs into oracle networks to attest that tokenized assets are fully backed.
Reserve Verification Protocols - Relays off-chain collateralization data on-chain through a decentralized verification network to prove reserves are sufficient.
Tamper-Proof Data Delivery - Delivers tamper-resistant data from external sources to on-chain smart contracts via decentralized oracle networks.
On-Chain Data Feed Publishing - Publishes tamper-resistant, low-latency data from off-chain sources onto a blockchain for smart contract consumption.
On-Chain Price Feed Readings - Reads the latest value of a cryptocurrency price feed on-chain and stores it in a smart contract for later use.
Cross-Chain Asset Migration - Moves digital assets between different blockchains through a single secure standard.
On-Chain Reference Contracts - Stores latest and historical asset prices in smart contract reference contracts, updated automatically by independent node operators.
Collateralization Verifiers - Fetches real-time reserve data from off-chain or cross-chain sources so smart contracts can autonomously audit asset backing.
Oracle-Based Data Synchronization - Bridges real-world data from APIs and price feeds onto blockchains through decentralized oracle networks.
Oracle-Based Market Data Retrievals - Retrieves accurate, real-world price data from decentralized oracle networks to power DeFi lending and trading applications.
Modular Oracle Frameworks - Ships a modular oracle infrastructure that adapts to evolving blockchain standards and regulatory requirements.
Staking and Slashing Mechanisms - Uses a staking-based security model where LINK tokens are locked as collateral and slashed for poor oracle performance.
Oracle Node Slashing - Penalizes node operators by removing a portion of their staked LINK when valid alert conditions are met.
Oracle Service Staking - Provides a staking protocol where LINK tokens are locked to back oracle service performance and secure the network.
Collateral-Backed Minting Triggers - Automatically halts or allows token minting based on real-time reserve collateral thresholds verified by oracle data.
Off-Chain Collateral Verifications - Relays collateralization data from external accounts or vaults onto a blockchain to prove tokens are fully backed.
Stablecoin Collateral Verifications - Provides on-chain verification that stablecoins are fully backed by collateral using oracle data feeds.
External Data-Driven - Delivers external data to on-chain smart contracts via decentralized oracle networks for powering transactions.
Reserve-Backed Minting - Requires reserves to equal or exceed supply before minting, providing cryptographic guarantees against over-minting.
Undercollateralization Halts - Blocks new token minting when total supply exceeds available reserves, preventing infinite mint attacks.
Atomic Delivery-versus-Payment - Enables atomic cross-chain delivery-versus-payment settlement through its interoperability protocol.
External Adapter Frameworks - Provides an external adapter framework that connects oracle nodes to custom off-chain APIs via REST.
Protocol Function Automations - Triggers core protocol functions like liquidations and interest accrual with reliable real-time automation.
Smart Contract Deployment Tools - Provides tools for compiling Solidity and deploying bytecode to EVM-compatible chains.
Cross-Chain Workflow Orchestrations - Provides a unified integration layer for orchestrating smart contract workflows across multiple blockchains.
Oracle Node Operations - Operates decentralized oracle nodes that fetch and deliver off-chain data to smart contracts.
Blockchain-Agnostic Deployments - Provides a blockchain-agnostic design that deploys on any new blockchain an institution needs to connect.
Fair Transaction Orderers - Ships a fair transaction sequencing service that orders transactions off-chain to prevent frontrunning and MEV.
Cross-Chain Bridges - Transfers data and value between different blockchains using a standardized protocol.
Atomic Settlement Protocols - Executes atomic delivery-versus-payment and payment-versus-payment across blockchains.
Atomic Swap Protocols - Provides atomic cross-chain swap execution that reverts entirely if conditions are not met.
Native Token Transfers - Ships a standardized protocol for moving tokens natively between blockchains without per-chain adapters.
Secure Token Bridges - Provides a secure cross-chain token bridging protocol with independent risk monitoring and oracle computation.
Cross-Chain Interoperability Protocols - Ships a unified cross-chain messaging protocol for transferring tokens and data securely between different blockchain networks.
Application Development - Provides a unified messaging protocol for moving assets, messages, and application state securely across blockchains.
Cross-Chain Messaging Protocols - Ships a cross-chain messaging protocol for transferring tokens, messages, and data between blockchains.
Decentralized Financial Systems - Recreates traditional financial services like lending and trading using permissionless smart contracts and oracle infrastructure.
External API Data Fetching - Fetches data from any external API and runs serverless compute to bring off-chain information on-chain.
Smart Contract Development Frameworks - Provides comprehensive tooling for writing, testing, and deploying smart contracts on blockchain networks.
Orchestration Layers - Provides an all-in-one orchestration layer for managing and coordinating complex institutional-grade smart contract workflows.
Fair Transaction Sequencers - Provides a fair transaction sequencing service that orders transactions to prevent frontrunning and MEV manipulation.
Blockchain Transaction Sequencers - Implements a FIFO transaction sequencing policy that orders transactions based on when they are received by the oracle network.
On-chain Randomness Generators - Produces tamper-proof random numbers inside smart contracts using cryptographic proofs verified before consumption.
Randomness Verifications - Verifies each random result against its cryptographic proof on-chain so consuming contracts only receive validated values.
Verifiable Random Functions - Generates cryptographically provable random numbers off-chain that smart contracts verify on-chain for tamper-proof randomness.
Randomness Requests - Requests cryptographically provable random numbers from a decentralized oracle network for smart contract use.
Reserve-Backed - Provides on-chain verification that tokenized assets are fully backed by real-world reserves via decentralized oracles.
Proof of Reserve Oracles - Automatically checks off-chain or cross-chain collateral against on-chain supply using oracle networks to prevent overissuance.
Verifiable Reserve Publishing - Writes immutable, real-time reserve proofs on-chain so users and regulators can independently confirm asset backing.
Verifiable Off-Chain Computations - Performs verifiable off-chain computations like random number generation and transaction sequencing to augment on-chain logic.
Data Origin Authentications - Uses cryptographic proofs to confirm that data originated from a trusted source before it reaches a smart contract.
Oracle Data Fetchers - Delivers external data like asset prices and interest rates onto blockchains through decentralized oracle networks.
Aggregated Oracle Data Readings - Provides gas-free reading of pre-aggregated oracle data already committed on-chain via view functions.
Data Reporting Incentivizations - Uses staking and reputation systems to financially reward honest oracle data reporting and penalize dishonest ones.
Sybil-Resistant Node Operations - Uses decentralized, Sybil-resistant node operators to eliminate single points of failure in oracle networks.
Decentralized Application Development - Builds decentralized applications that integrate blockchain functionality for use cases like artist payments or crypto wallets.
Smart Contract - Bridges off-chain data to smart contracts via oracle networks for real-world input-driven execution.
Interchain Token Transfers - Provides a cross-chain messaging protocol that transfers tokens securely between blockchains using burn/mint and lock/unlock mechanisms.
Hybrid Smart Contract Architectures - Combines on-chain infrastructure with off-chain processing to create feature-rich hybrid smart contracts.
Self-Executing Agreements - Provides a decentralized automation network that triggers smart contract execution when predefined conditions are met.
Smart Contract Automations - Provides a decentralized automation service that triggers smart contract execution based on predefined conditions.
Real World Asset Tokenization - Converts physical or financial assets like real estate and commodities into onchain digital tokens for trading and ownership.
Reserve Auditing - Provides on-chain verification that tokenized assets are fully backed by real-world reserves.
Condition-Based On-Chain Monitors - Checks contract state off-chain every block and initiates transactions only when specified criteria become true.
Event-Triggered On-Chain Actions - Watches for specific smart contract log events and automatically initiates upkeep transactions in response.
Event-Triggered On-Chain Workflows - Triggers smart-contract actions such as settlements or liquidations based on predefined off-chain events or schedules.
Smart Contract-to-API Bridges - Ships a core bridging layer that connects on-chain smart contracts to any external API or computation source.
Consensus-Based Data Writing - Writes computed results to blockchains via decentralized oracle networks that reach consensus on data validity.
Smart Contract Web Access - Fetches external data from APIs and real-world sources onto blockchains for smart contract consumption.
Blockchain Provider Abstractions - Provides a blockchain abstraction layer so users interact with a single platform and currency.
Gas Cost Optimizers - Ships gas-efficient automation and off-chain execution to reduce on-chain transaction costs.
Enriched Market Data Streams - Streams market data enriched with metadata like market status and staleness indicators for on-chain applications.
Reserve Verifications - Provides automated, tamper-proof monitoring of off-chain gold reserves so users can independently confirm tokenized gold is fully backed.
High-Frequency Market Data Streamings - Streams low-latency market data feeds for ultra-fast derivatives and trading applications on-chain.
High-Throughput Market Data Accesses - Delivers low-latency market data on-chain for latency-sensitive DeFi markets like perpetuals and options.
Low-Latency Market Data Integrations - Integrates signed, low-latency market data from streaming oracles into on-chain transactions for time-sensitive DeFi operations.
Sub-Second Market Data Deliveries - Delivers market data on-chain with sub-second latency using globally distributed infrastructure.
Smart Contract Compliance Enforcements - Applies custom compliance rules and privacy features to meet regulatory requirements across smart contract workflows.
Blockchain Data Monetizations - Enables traditional data providers to sell their API data directly to smart contracts through the oracle network.
Corporate Actions Automation - Automates corporate actions by validating AI outputs, formatting to ISO 20022, and distributing records across blockchains.
Digital Transfer Agent Operations - Enables fund distributors and transfer agents to manage tokenized assets onchain with real-time traceability.
Traditional Finance Integrations - Integrates traditional financial systems with any public or private blockchain through a single interface.
On-Chain Financial Workflow Automations - Automates complex financial workflows using programmable smart contract logic to reduce settlement times and costs.
Deployment Acceleration - Integrates existing financial infrastructure with onchain systems to accelerate deployment of blockchain-based financial products.
Asset Valuation Sourcings - Retrieves asset pricing data from professional providers and exchanges through a decentralized oracle network.
Multi-Chain Token Management - Onboards, lists, and controls tokens on multiple blockchains without redeploying contracts or splitting liquidity.
Post-Trade Process Automation - Reduces settlement delays and reconciliation errors by automating post-trade workflows on blockchain.
Volume-Weighted Average Price Retrievals - Retrieves volume-weighted average prices via decentralized oracle networks for accurate asset pricing.
Traditional Asset Prices - Provides real-time pricing for U.S. equities, ETFs, FX pairs, and commodities streamed on-chain.
Financial Data Attachments - Attaches financial data to tokens and automates updates to improve investor transparency and reduce manual effort.
Fractionalization Mechanisms - Splits high-value assets into smaller digital tokens to broaden investor participation and improve liquidity.
Compliance-Enforced Transaction Automations - Automates trades and regulatory checks via smart contracts, cutting administrative overhead and intermediary costs.
Cross-Chain Record Synchronization - Keeps a consistent real-time view of asset metadata like NAV and holdings as assets move across chains.
Custom Data Stream Configurations - Allows users to define custom data stream formats, cadence, and fields for blockchain protocol logic.
Custom Datafeed Creations - Creates custom on-chain datafeeds for financial data like Net Asset Value and Proof of Reserve.
Liquid Staking Token Price Feeds - Publishes accurate, tamper-resistant price data for liquid staking tokens so DeFi protocols can accept them as collateral.
Volatility Data Feeds - Delivers realized volatility data through oracle networks for configuring DeFi risk parameters.
Digital Token Issuance - Issues and manages ownership rights for tokens with programmable features like utility, governance, or asset claims.
Liquid Staking Protocols - Mints tradable receipt tokens representing claims on staked assets, enabling their use as collateral in other protocols.
Backing Verifications - Provides on-chain data to confirm that liquid staking tokens are fully backed by staked native assets.
Restaking Protocols - Reuses staked tokens to secure third-party protocols in exchange for additional yield through restaking mechanisms.
Liquidity Indicators - Provides liquidity-weighted bid/ask quote prices and benchmark data for on-chain risk management.
Liquidity Pool Staking - Provides a shared staking pool where users deposit tokens to run validators and distribute rewards proportionally.
Institutional Liquidity Access - Connects institutional systems to decentralized liquidity pools for broader capital access in onchain finance.
Market Availability Indicators - Uses built-in signals to distinguish between active trading hours and offline periods for accurate on-chain behavior.
Price Risk Indicators - Constructs confidence intervals from price dispersion data to measure consensus among market participants.
Market Data Staleness Detections - Detects stale or out-of-hours market data to maintain accurate on-chain behavior reflecting traditional market conditions.
Institutional Data Publishing - Publishes high-quality institutional market data directly onto blockchain networks through oracle infrastructure.
On-Chain Market Data Publishing - Delivers verifiable bid, ask, and last traded prices for regulated securities directly onto blockchains for DeFi protocols.
Reserve Monitors - Monitors reserves held on other blockchains or off-chain to prevent overissuance of tokenized assets.
Token Swaps - Exchanges crypto assets between parties on different blockchains using time-bound smart contracts.
On-Chain Risk Rating Ingestion - Pulls real-time stablecoin stability assessments from S&P Global onto the blockchain for automated protocol decisions.
Oracle Network Data Monetizations - Allows data providers to sell their existing API data to smart contracts through the decentralized oracle network.
Staking-Based Service Agreements - Defines staking-based service agreements for tailored oracle services with specific data sources and reputation thresholds.
Proof-of-Stake Delegation - Automatically assigns community staked LINK to node operators proportionally for delegation rewards.
Burn Verification Attestations - Adds third-party verifiers to confirm burn or lock events before minting tokens on the destination chain.
Asset Data Synchronization - Keeps tokenized assets updated with real-time valuations and compliance data as they move between blockchains.
Oracle-Based Valuation Updates - Updates on-chain asset valuations by fetching market rates and appraisals through oracle networks.
Settlements - Enables atomic settlement of tokenized assets across public and private blockchains for delivery-versus-payment transactions.
Metadata Updates - Updates NFT metadata automatically when predefined on-chain or off-chain conditions are met.
Supply Tracking - Provides on-chain token supply tracking via decentralized oracle networks for real-time circulating supply data.
SDK-Based - Writes and simulates workflows using TypeScript or Go SDKs to orchestrate APIs, smart contracts, and off-chain computation.
Abstraction Gateways - Provides an enterprise abstraction layer that lets institutions interact with any blockchain from existing backend systems.
High Availability Infrastructure - Achieves high availability with tamper-resistant architecture designed for high-frequency onchain execution.
Cross-Chain Transfer Rate Limiters - Monitors infrastructure for anomalies and enforces rate limiting to protect blockchain bridges and token transfers.
Off-Chain Transaction Processing - Implements off-chain transaction processing to scale throughput and reduce fees while maintaining base chain security.
Validity Proof Rollups - Batches thousands of off-chain transactions and posts a single validity proof to increase throughput and reduce costs.
On-Chain Recurring Job Registrations - Deploys automation-compatible contracts and registers them on a decentralized network to run tasks repeatedly.
Zero-Knowledge Rollups - Provides a zero-knowledge rollup solution for deploying Ethereum dApps with increased throughput and reduced costs.
Blockchain Games - Executes in-game actions and distributes rewards using tamper-proof smart contracts and verifiable randomness.
Hybrid Asset Settlements - Orchestrates atomic or hybrid settlement of tokenized assets and fiat payments across blockchains.
Bitcoin Asset Bridges - Transfers Bitcoin-based assets securely between different blockchain networks.
Collateral Reserve Verifications - Verifies that tokenized or wrapped Bitcoin assets are fully collateralized by checking on-chain reserves in real time.
Collateral Monitors - Checks wrapped assets in cross-chain bridges against reserve feeds and triggers emergency actions if undercollateralization is detected.
External Validators - Uses a separate set of validator nodes to verify source chain state and relay transactions with trust-minimized guarantees.
Peer-to-Peer Validators - Relies on counterparties to verify each other's state, enabling peer-to-peer atomic swaps with high trust-minimization.
Liquidity Routings - Aggregates liquidity conditions and token balances from multiple blockchains for efficient swaps.
Rate Limiters - Implements configurable rate limits on cross-chain token transfers to protect against exploits and manage risk.
Risk Management Networks - Monitors and verifies the primary network's behavior through a separate Risk Management Network for added security.
Stablecoin Bridgings - Connects stablecoins across private and public blockchains and traditional finance rails.
Transaction Validators - Operates a separate Risk Management Network that independently verifies all cross-chain transactions for security and correctness.
Institutional Cross-Chain Transactions - Provides private, verifiable cross-chain transactions that protect financial data and meet regulatory standards.
Transfer Monitors - Provides a Risk Management Network with transaction-level monitoring, incident response, and analytics for cross-chain transfers.
Arbitrary Data Deliveries - Delivers arbitrary data payloads across blockchains through a secure messaging protocol.
Multi-Chain Application Compositions - Composes token transfers and arbitrary messaging with other oracle services for multi-chain applications.
Liquidity Aggregators - Connects isolated on-chain markets to enable seamless flow of tokenized assets across different blockchain networks.
Multi-Chain Protocol Deployments - Enables launching protocols across multiple chains through a single integration point for data, compute, and interoperability.
Independent Validators - Validates cross-chain transactions through a secondary, independent network of nodes to enhance security.
Blockchain Integration - Links existing infrastructure, custody providers, and key management solutions to blockchains without replacing them.
Serverless API Data Fetching - Provides a serverless platform for smart contracts to fetch external API data and trigger NFT updates.
Hash Timelock Escrows - Protects deposited tokens in cryptographic escrows that release funds only when both parties submit proofs within a time limit.
Private On-Chain Computation - Executes smart contracts inside trusted execution environments to keep transaction data confidential on any blockchain.
Institutional Smart Contract Development - Ships tooling and orchestration for building compliant, private, and interoperable smart contracts for enterprise use.
Wrapped Token Undercollateralization Halts - Pauses wrapped token operations when Proof of Reserve detects insufficient backing to prevent overissuance.
Pool-Free Transfers - Uses burn-and-mint mechanisms to move tokens across chains, eliminating the need for pooled liquidity.
Reduced Validator Sets - Employs a reduced validator set for off-chain processing, secured by on-chain proofs instead of full consensus.
Custom Off-Chain Compute Executions - Runs custom JavaScript code off-chain to transform and aggregate data before delivering it on-chain.
Off-Chain Compute with On-Chain Deliveries - Executes custom off-chain compute, queries APIs, and delivers results on-chain in a single transaction.
Transaction Batching - Groups multiple transactions into a single submission to distribute on-chain fees across many operations.
Compliance Rule Enforcement - Applies identity checks, policy rules, and reporting workflows to digital assets using modular compliance services.
Cross-Chain Compliance Enforcements - Applies programmable compliance rules to smart contract interactions across different blockchain networks.
Cross-Chain Policy Enforcements - Applies customizable rules to cross-chain transactions to meet regulatory and organizational requirements.
Pre-Settlement Compliance - Applies identity data and existing compliance rules to tokenized assets and applications before settlement.
Tokenized Asset Compliance - Embeds regulatory and internal compliance rules directly into tokenized assets to meet requirements automatically.
Zero-Knowledge Rollups - Runs Ethereum-compatible smart contracts inside a zero-knowledge rollup for scalable, verified execution.
Confidential Smart Contracts - Keeps proprietary data, business logic, external connectivity, and computation fully confidential within smart contracts.
Validity Proofs - Submits cryptographic validity proofs to confirm layer-2 transaction correctness without re-execution.
Cryptographic Execution Proofs - Uses cryptographic signatures, fault proofs, or validity proofs to resolve disputes and finalize state changes on the underlying blockchain.
Oracle Network Workflow Verifications - Executes workflows across decentralized oracle networks with cryptographic proof that every step occurred as defined.
Confidential Computations - Keeps sensitive data confidential during off-chain computation using zero-knowledge proofs or trusted hardware.
Custom Oracle Workflow Deployments - Deploys and runs custom oracle-powered workflows on a unified runtime for cross-environment execution.
Oracle MEV Recaptures - Recaptures oracle-related maximal extractable value from data feed usage to generate new protocol revenue.
Privacy-Preserving Transactions - Uses trusted execution environments and zero-knowledge proofs to keep transaction details confidential on-chain.
Layer-2 Finality - Ships a layer-2 scaling solution that achieves fast finality through validity proofs on the base chain.
Trusted Execution Environments - Executes smart contract logic inside hardware enclaves to keep transaction data confidential during off-chain computation.
Oracle Data Signatures - Digitally signs every data point from oracle nodes and stores it on-chain for verifiable data pipeline integrity.
DeFi - Automatically applies protocol protections like freezing assets when a collateralization anomaly is detected.
Programmable Transfers - Enables token transfers that carry data payloads to trigger smart contract actions on the destination chain.
State Change Batching - Reduces gas fees by posting only final state changes on-chain instead of full transaction data.
Lifecycle Management - Manages subscription, redemption, and servicing of tokenized assets onchain with real-time traceability and compliance.
Commodity Tokenization - Mints digital tokens representing ownership of physical gold bullion stored in a vault for fractionalized ownership.
Off-Chain Data Enrichment - Feeds real-world information such as prices and corporate actions onto any blockchain where the token resides.
Token Enrichment - Attaches enriched data and embedded security to tokenized real-world assets to unlock their onchain utility.
Verifiable - Triggers verifiable workflows onchain and offchain using authenticated data from decentralized oracle networks.
Authenticated Data Retrievals - Retrieves data from authenticated sources with multi-node validation to eliminate single points of failure.
Cross-Chain Contract Calls - Triggers smart contract functions on a destination blockchain from a source chain.
Data Marketplaces - Operates a data marketplace where smart contracts can purchase and consume external API data through the oracle network.
Smart Contract-to-External Action Triggers - Enables smart contracts to trigger actions in external off-chain systems like payment networks and IoT devices.

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smartcontractkitchainlink

Name: smartcontractkit/chainlink
Author: smartcontractkit

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Chainlink

Features

Decentralized Oracle Networks - Connects smart contracts to off-chain data and computation through a network of independent node operators that reach consensus on data validity.
Oracle-Powered DeFi Infrastructure - Powers DeFi protocols with reliable price feeds, automation, and cross-chain capabilities for lending, trading, and settlement.
Market Data Feeds - Delivers tamper-resistant price data for crypto, commodities, and forex to smart contracts via a decentralized oracle network.
Tamper-Proof - Delivers cryptographically signed, redundantly validated market data from multiple independent nodes to secure DeFi applications.
Automated On-Chain Data Deliveries - Automates delivery of critical financial data onto blockchains on a schedule or in response to events.
Decentralized Price Feed Accesses - Aggregates premium data through Sybil-resistant oracles to deliver verified price values on-chain.
Tamper-Proof Real-Time Prices - Delivers accurate, tamper-resistant on-chain pricing for fiat, crypto, and equities to maintain stablecoin pegs and trigger liquidations.
Proof of Reserve Verifications - Ships automated proof-of-reserve verification to confirm tokenized assets are fully collateralized.
Token and Message Transfers - Combines token transfers with arbitrary messages in one atomic cross-chain transaction.
Decentralized Price Feed Aggregations - Combines data from multiple independent oracle nodes into a single on-chain price reference for crypto assets.
Transaction Record Maintenance - Maintains a complete, immutable historical record of all network transactions for verifiable audit trails.
Off-Chain Data Integration Layers - Connects oracle nodes to custom off-chain APIs and computations through a REST interface for specialized data integration.
Off-Chain Reporting Protocols - Implements an off-chain reporting protocol that aggregates oracle responses using threshold signatures to reduce gas costs.
Collateral Proof Protocols - Provides on-chain proof of off-chain or cross-chain collateral, enabling independent audits to prevent overissuance.
Reserve Attestation Protocols - Pulls reserve data from custodians or APIs into oracle networks to attest that tokenized assets are fully backed.
Reserve Verification Protocols - Relays off-chain collateralization data on-chain through a decentralized verification network to prove reserves are sufficient.
Tamper-Proof Data Delivery - Delivers tamper-resistant data from external sources to on-chain smart contracts via decentralized oracle networks.
On-Chain Data Feed Publishing - Publishes tamper-resistant, low-latency data from off-chain sources onto a blockchain for smart contract consumption.
On-Chain Price Feed Readings - Reads the latest value of a cryptocurrency price feed on-chain and stores it in a smart contract for later use.
Cross-Chain Asset Migration - Moves digital assets between different blockchains through a single secure standard.
On-Chain Reference Contracts - Stores latest and historical asset prices in smart contract reference contracts, updated automatically by independent node operators.
Collateralization Verifiers - Fetches real-time reserve data from off-chain or cross-chain sources so smart contracts can autonomously audit asset backing.
Oracle-Based Data Synchronization - Bridges real-world data from APIs and price feeds onto blockchains through decentralized oracle networks.
Oracle-Based Market Data Retrievals - Retrieves accurate, real-world price data from decentralized oracle networks to power DeFi lending and trading applications.
Modular Oracle Frameworks - Ships a modular oracle infrastructure that adapts to evolving blockchain standards and regulatory requirements.
Staking and Slashing Mechanisms - Uses a staking-based security model where LINK tokens are locked as collateral and slashed for poor oracle performance.
Oracle Node Slashing - Penalizes node operators by removing a portion of their staked LINK when valid alert conditions are met.
Oracle Service Staking - Provides a staking protocol where LINK tokens are locked to back oracle service performance and secure the network.
Collateral-Backed Minting Triggers - Automatically halts or allows token minting based on real-time reserve collateral thresholds verified by oracle data.
Off-Chain Collateral Verifications - Relays collateralization data from external accounts or vaults onto a blockchain to prove tokens are fully backed.
Stablecoin Collateral Verifications - Provides on-chain verification that stablecoins are fully backed by collateral using oracle data feeds.
External Data-Driven - Delivers external data to on-chain smart contracts via decentralized oracle networks for powering transactions.
Reserve-Backed Minting - Requires reserves to equal or exceed supply before minting, providing cryptographic guarantees against over-minting.
Undercollateralization Halts - Blocks new token minting when total supply exceeds available reserves, preventing infinite mint attacks.
Atomic Delivery-versus-Payment - Enables atomic cross-chain delivery-versus-payment settlement through its interoperability protocol.
External Adapter Frameworks - Provides an external adapter framework that connects oracle nodes to custom off-chain APIs via REST.
Protocol Function Automations - Triggers core protocol functions like liquidations and interest accrual with reliable real-time automation.
Smart Contract Deployment Tools - Provides tools for compiling Solidity and deploying bytecode to EVM-compatible chains.
Cross-Chain Workflow Orchestrations - Provides a unified integration layer for orchestrating smart contract workflows across multiple blockchains.
Oracle Node Operations - Operates decentralized oracle nodes that fetch and deliver off-chain data to smart contracts.
Blockchain-Agnostic Deployments - Provides a blockchain-agnostic design that deploys on any new blockchain an institution needs to connect.
Fair Transaction Orderers - Ships a fair transaction sequencing service that orders transactions off-chain to prevent frontrunning and MEV.
Cross-Chain Bridges - Transfers data and value between different blockchains using a standardized protocol.
Atomic Settlement Protocols - Executes atomic delivery-versus-payment and payment-versus-payment across blockchains.
Atomic Swap Protocols - Provides atomic cross-chain swap execution that reverts entirely if conditions are not met.
Native Token Transfers - Ships a standardized protocol for moving tokens natively between blockchains without per-chain adapters.
Secure Token Bridges - Provides a secure cross-chain token bridging protocol with independent risk monitoring and oracle computation.
Cross-Chain Interoperability Protocols - Ships a unified cross-chain messaging protocol for transferring tokens and data securely between different blockchain networks.
Application Development - Provides a unified messaging protocol for moving assets, messages, and application state securely across blockchains.
Cross-Chain Messaging Protocols - Ships a cross-chain messaging protocol for transferring tokens, messages, and data between blockchains.
Decentralized Financial Systems - Recreates traditional financial services like lending and trading using permissionless smart contracts and oracle infrastructure.
External API Data Fetching - Fetches data from any external API and runs serverless compute to bring off-chain information on-chain.
Smart Contract Development Frameworks - Provides comprehensive tooling for writing, testing, and deploying smart contracts on blockchain networks.
Orchestration Layers - Provides an all-in-one orchestration layer for managing and coordinating complex institutional-grade smart contract workflows.
Fair Transaction Sequencers - Provides a fair transaction sequencing service that orders transactions to prevent frontrunning and MEV manipulation.
Blockchain Transaction Sequencers - Implements a FIFO transaction sequencing policy that orders transactions based on when they are received by the oracle network.
On-chain Randomness Generators - Produces tamper-proof random numbers inside smart contracts using cryptographic proofs verified before consumption.
Randomness Verifications - Verifies each random result against its cryptographic proof on-chain so consuming contracts only receive validated values.
Verifiable Random Functions - Generates cryptographically provable random numbers off-chain that smart contracts verify on-chain for tamper-proof randomness.
Randomness Requests - Requests cryptographically provable random numbers from a decentralized oracle network for smart contract use.
Reserve-Backed - Provides on-chain verification that tokenized assets are fully backed by real-world reserves via decentralized oracles.
Proof of Reserve Oracles - Automatically checks off-chain or cross-chain collateral against on-chain supply using oracle networks to prevent overissuance.
Verifiable Reserve Publishing - Writes immutable, real-time reserve proofs on-chain so users and regulators can independently confirm asset backing.
Verifiable Off-Chain Computations - Performs verifiable off-chain computations like random number generation and transaction sequencing to augment on-chain logic.
Data Origin Authentications - Uses cryptographic proofs to confirm that data originated from a trusted source before it reaches a smart contract.
Oracle Data Fetchers - Delivers external data like asset prices and interest rates onto blockchains through decentralized oracle networks.
Aggregated Oracle Data Readings - Provides gas-free reading of pre-aggregated oracle data already committed on-chain via view functions.
Data Reporting Incentivizations - Uses staking and reputation systems to financially reward honest oracle data reporting and penalize dishonest ones.
Sybil-Resistant Node Operations - Uses decentralized, Sybil-resistant node operators to eliminate single points of failure in oracle networks.
Decentralized Application Development - Builds decentralized applications that integrate blockchain functionality for use cases like artist payments or crypto wallets.
Smart Contract - Bridges off-chain data to smart contracts via oracle networks for real-world input-driven execution.
Interchain Token Transfers - Provides a cross-chain messaging protocol that transfers tokens securely between blockchains using burn/mint and lock/unlock mechanisms.
Hybrid Smart Contract Architectures - Combines on-chain infrastructure with off-chain processing to create feature-rich hybrid smart contracts.
Self-Executing Agreements - Provides a decentralized automation network that triggers smart contract execution when predefined conditions are met.
Smart Contract Automations - Provides a decentralized automation service that triggers smart contract execution based on predefined conditions.
Real World Asset Tokenization - Converts physical or financial assets like real estate and commodities into onchain digital tokens for trading and ownership.
Reserve Auditing - Provides on-chain verification that tokenized assets are fully backed by real-world reserves.
Condition-Based On-Chain Monitors - Checks contract state off-chain every block and initiates transactions only when specified criteria become true.
Event-Triggered On-Chain Actions - Watches for specific smart contract log events and automatically initiates upkeep transactions in response.
Event-Triggered On-Chain Workflows - Triggers smart-contract actions such as settlements or liquidations based on predefined off-chain events or schedules.
Smart Contract-to-API Bridges - Ships a core bridging layer that connects on-chain smart contracts to any external API or computation source.
Consensus-Based Data Writing - Writes computed results to blockchains via decentralized oracle networks that reach consensus on data validity.
Smart Contract Web Access - Fetches external data from APIs and real-world sources onto blockchains for smart contract consumption.
Blockchain Provider Abstractions - Provides a blockchain abstraction layer so users interact with a single platform and currency.
Gas Cost Optimizers - Ships gas-efficient automation and off-chain execution to reduce on-chain transaction costs.
Enriched Market Data Streams - Streams market data enriched with metadata like market status and staleness indicators for on-chain applications.
Reserve Verifications - Provides automated, tamper-proof monitoring of off-chain gold reserves so users can independently confirm tokenized gold is fully backed.
High-Frequency Market Data Streamings - Streams low-latency market data feeds for ultra-fast derivatives and trading applications on-chain.
High-Throughput Market Data Accesses - Delivers low-latency market data on-chain for latency-sensitive DeFi markets like perpetuals and options.
Low-Latency Market Data Integrations - Integrates signed, low-latency market data from streaming oracles into on-chain transactions for time-sensitive DeFi operations.
Sub-Second Market Data Deliveries - Delivers market data on-chain with sub-second latency using globally distributed infrastructure.
Smart Contract Compliance Enforcements - Applies custom compliance rules and privacy features to meet regulatory requirements across smart contract workflows.
Blockchain Data Monetizations - Enables traditional data providers to sell their API data directly to smart contracts through the oracle network.
Corporate Actions Automation - Automates corporate actions by validating AI outputs, formatting to ISO 20022, and distributing records across blockchains.
Digital Transfer Agent Operations - Enables fund distributors and transfer agents to manage tokenized assets onchain with real-time traceability.
Traditional Finance Integrations - Integrates traditional financial systems with any public or private blockchain through a single interface.
On-Chain Financial Workflow Automations - Automates complex financial workflows using programmable smart contract logic to reduce settlement times and costs.
Deployment Acceleration - Integrates existing financial infrastructure with onchain systems to accelerate deployment of blockchain-based financial products.
Asset Valuation Sourcings - Retrieves asset pricing data from professional providers and exchanges through a decentralized oracle network.
Multi-Chain Token Management - Onboards, lists, and controls tokens on multiple blockchains without redeploying contracts or splitting liquidity.
Post-Trade Process Automation - Reduces settlement delays and reconciliation errors by automating post-trade workflows on blockchain.
Volume-Weighted Average Price Retrievals - Retrieves volume-weighted average prices via decentralized oracle networks for accurate asset pricing.
Traditional Asset Prices - Provides real-time pricing for U.S. equities, ETFs, FX pairs, and commodities streamed on-chain.
Financial Data Attachments - Attaches financial data to tokens and automates updates to improve investor transparency and reduce manual effort.
Fractionalization Mechanisms - Splits high-value assets into smaller digital tokens to broaden investor participation and improve liquidity.
Compliance-Enforced Transaction Automations - Automates trades and regulatory checks via smart contracts, cutting administrative overhead and intermediary costs.
Cross-Chain Record Synchronization - Keeps a consistent real-time view of asset metadata like NAV and holdings as assets move across chains.
Custom Data Stream Configurations - Allows users to define custom data stream formats, cadence, and fields for blockchain protocol logic.
Custom Datafeed Creations - Creates custom on-chain datafeeds for financial data like Net Asset Value and Proof of Reserve.
Liquid Staking Token Price Feeds - Publishes accurate, tamper-resistant price data for liquid staking tokens so DeFi protocols can accept them as collateral.
Volatility Data Feeds - Delivers realized volatility data through oracle networks for configuring DeFi risk parameters.
Digital Token Issuance - Issues and manages ownership rights for tokens with programmable features like utility, governance, or asset claims.
Liquid Staking Protocols - Mints tradable receipt tokens representing claims on staked assets, enabling their use as collateral in other protocols.
Backing Verifications - Provides on-chain data to confirm that liquid staking tokens are fully backed by staked native assets.
Restaking Protocols - Reuses staked tokens to secure third-party protocols in exchange for additional yield through restaking mechanisms.
Liquidity Indicators - Provides liquidity-weighted bid/ask quote prices and benchmark data for on-chain risk management.
Liquidity Pool Staking - Provides a shared staking pool where users deposit tokens to run validators and distribute rewards proportionally.
Institutional Liquidity Access - Connects institutional systems to decentralized liquidity pools for broader capital access in onchain finance.
Market Availability Indicators - Uses built-in signals to distinguish between active trading hours and offline periods for accurate on-chain behavior.
Price Risk Indicators - Constructs confidence intervals from price dispersion data to measure consensus among market participants.
Market Data Staleness Detections - Detects stale or out-of-hours market data to maintain accurate on-chain behavior reflecting traditional market conditions.
Institutional Data Publishing - Publishes high-quality institutional market data directly onto blockchain networks through oracle infrastructure.
On-Chain Market Data Publishing - Delivers verifiable bid, ask, and last traded prices for regulated securities directly onto blockchains for DeFi protocols.
Reserve Monitors - Monitors reserves held on other blockchains or off-chain to prevent overissuance of tokenized assets.
Token Swaps - Exchanges crypto assets between parties on different blockchains using time-bound smart contracts.
On-Chain Risk Rating Ingestion - Pulls real-time stablecoin stability assessments from S&P Global onto the blockchain for automated protocol decisions.
Oracle Network Data Monetizations - Allows data providers to sell their existing API data to smart contracts through the decentralized oracle network.
Staking-Based Service Agreements - Defines staking-based service agreements for tailored oracle services with specific data sources and reputation thresholds.
Proof-of-Stake Delegation - Automatically assigns community staked LINK to node operators proportionally for delegation rewards.
Burn Verification Attestations - Adds third-party verifiers to confirm burn or lock events before minting tokens on the destination chain.
Asset Data Synchronization - Keeps tokenized assets updated with real-time valuations and compliance data as they move between blockchains.
Oracle-Based Valuation Updates - Updates on-chain asset valuations by fetching market rates and appraisals through oracle networks.
Settlements - Enables atomic settlement of tokenized assets across public and private blockchains for delivery-versus-payment transactions.
Metadata Updates - Updates NFT metadata automatically when predefined on-chain or off-chain conditions are met.
Supply Tracking - Provides on-chain token supply tracking via decentralized oracle networks for real-time circulating supply data.
SDK-Based - Writes and simulates workflows using TypeScript or Go SDKs to orchestrate APIs, smart contracts, and off-chain computation.
Abstraction Gateways - Provides an enterprise abstraction layer that lets institutions interact with any blockchain from existing backend systems.
High Availability Infrastructure - Achieves high availability with tamper-resistant architecture designed for high-frequency onchain execution.
Cross-Chain Transfer Rate Limiters - Monitors infrastructure for anomalies and enforces rate limiting to protect blockchain bridges and token transfers.
Off-Chain Transaction Processing - Implements off-chain transaction processing to scale throughput and reduce fees while maintaining base chain security.
Validity Proof Rollups - Batches thousands of off-chain transactions and posts a single validity proof to increase throughput and reduce costs.
On-Chain Recurring Job Registrations - Deploys automation-compatible contracts and registers them on a decentralized network to run tasks repeatedly.
Zero-Knowledge Rollups - Provides a zero-knowledge rollup solution for deploying Ethereum dApps with increased throughput and reduced costs.
Blockchain Games - Executes in-game actions and distributes rewards using tamper-proof smart contracts and verifiable randomness.
Hybrid Asset Settlements - Orchestrates atomic or hybrid settlement of tokenized assets and fiat payments across blockchains.
Bitcoin Asset Bridges - Transfers Bitcoin-based assets securely between different blockchain networks.
Collateral Reserve Verifications - Verifies that tokenized or wrapped Bitcoin assets are fully collateralized by checking on-chain reserves in real time.
Collateral Monitors - Checks wrapped assets in cross-chain bridges against reserve feeds and triggers emergency actions if undercollateralization is detected.
External Validators - Uses a separate set of validator nodes to verify source chain state and relay transactions with trust-minimized guarantees.
Peer-to-Peer Validators - Relies on counterparties to verify each other's state, enabling peer-to-peer atomic swaps with high trust-minimization.
Liquidity Routings - Aggregates liquidity conditions and token balances from multiple blockchains for efficient swaps.
Rate Limiters - Implements configurable rate limits on cross-chain token transfers to protect against exploits and manage risk.
Risk Management Networks - Monitors and verifies the primary network's behavior through a separate Risk Management Network for added security.
Stablecoin Bridgings - Connects stablecoins across private and public blockchains and traditional finance rails.
Transaction Validators - Operates a separate Risk Management Network that independently verifies all cross-chain transactions for security and correctness.
Institutional Cross-Chain Transactions - Provides private, verifiable cross-chain transactions that protect financial data and meet regulatory standards.
Transfer Monitors - Provides a Risk Management Network with transaction-level monitoring, incident response, and analytics for cross-chain transfers.
Arbitrary Data Deliveries - Delivers arbitrary data payloads across blockchains through a secure messaging protocol.
Multi-Chain Application Compositions - Composes token transfers and arbitrary messaging with other oracle services for multi-chain applications.
Liquidity Aggregators - Connects isolated on-chain markets to enable seamless flow of tokenized assets across different blockchain networks.
Multi-Chain Protocol Deployments - Enables launching protocols across multiple chains through a single integration point for data, compute, and interoperability.
Independent Validators - Validates cross-chain transactions through a secondary, independent network of nodes to enhance security.
Blockchain Integration - Links existing infrastructure, custody providers, and key management solutions to blockchains without replacing them.
Serverless API Data Fetching - Provides a serverless platform for smart contracts to fetch external API data and trigger NFT updates.
Hash Timelock Escrows - Protects deposited tokens in cryptographic escrows that release funds only when both parties submit proofs within a time limit.
Private On-Chain Computation - Executes smart contracts inside trusted execution environments to keep transaction data confidential on any blockchain.
Institutional Smart Contract Development - Ships tooling and orchestration for building compliant, private, and interoperable smart contracts for enterprise use.
Wrapped Token Undercollateralization Halts - Pauses wrapped token operations when Proof of Reserve detects insufficient backing to prevent overissuance.
Pool-Free Transfers - Uses burn-and-mint mechanisms to move tokens across chains, eliminating the need for pooled liquidity.
Reduced Validator Sets - Employs a reduced validator set for off-chain processing, secured by on-chain proofs instead of full consensus.
Custom Off-Chain Compute Executions - Runs custom JavaScript code off-chain to transform and aggregate data before delivering it on-chain.
Off-Chain Compute with On-Chain Deliveries - Executes custom off-chain compute, queries APIs, and delivers results on-chain in a single transaction.
Transaction Batching - Groups multiple transactions into a single submission to distribute on-chain fees across many operations.
Compliance Rule Enforcement - Applies identity checks, policy rules, and reporting workflows to digital assets using modular compliance services.
Cross-Chain Compliance Enforcements - Applies programmable compliance rules to smart contract interactions across different blockchain networks.
Cross-Chain Policy Enforcements - Applies customizable rules to cross-chain transactions to meet regulatory and organizational requirements.
Pre-Settlement Compliance - Applies identity data and existing compliance rules to tokenized assets and applications before settlement.
Tokenized Asset Compliance - Embeds regulatory and internal compliance rules directly into tokenized assets to meet requirements automatically.
Zero-Knowledge Rollups - Runs Ethereum-compatible smart contracts inside a zero-knowledge rollup for scalable, verified execution.
Confidential Smart Contracts - Keeps proprietary data, business logic, external connectivity, and computation fully confidential within smart contracts.
Validity Proofs - Submits cryptographic validity proofs to confirm layer-2 transaction correctness without re-execution.
Cryptographic Execution Proofs - Uses cryptographic signatures, fault proofs, or validity proofs to resolve disputes and finalize state changes on the underlying blockchain.
Oracle Network Workflow Verifications - Executes workflows across decentralized oracle networks with cryptographic proof that every step occurred as defined.
Confidential Computations - Keeps sensitive data confidential during off-chain computation using zero-knowledge proofs or trusted hardware.
Custom Oracle Workflow Deployments - Deploys and runs custom oracle-powered workflows on a unified runtime for cross-environment execution.
Oracle MEV Recaptures - Recaptures oracle-related maximal extractable value from data feed usage to generate new protocol revenue.
Privacy-Preserving Transactions - Uses trusted execution environments and zero-knowledge proofs to keep transaction details confidential on-chain.
Layer-2 Finality - Ships a layer-2 scaling solution that achieves fast finality through validity proofs on the base chain.
Trusted Execution Environments - Executes smart contract logic inside hardware enclaves to keep transaction data confidential during off-chain computation.
Oracle Data Signatures - Digitally signs every data point from oracle nodes and stores it on-chain for verifiable data pipeline integrity.
DeFi - Automatically applies protocol protections like freezing assets when a collateralization anomaly is detected.
Programmable Transfers - Enables token transfers that carry data payloads to trigger smart contract actions on the destination chain.
State Change Batching - Reduces gas fees by posting only final state changes on-chain instead of full transaction data.
Lifecycle Management - Manages subscription, redemption, and servicing of tokenized assets onchain with real-time traceability and compliance.
Commodity Tokenization - Mints digital tokens representing ownership of physical gold bullion stored in a vault for fractionalized ownership.
Off-Chain Data Enrichment - Feeds real-world information such as prices and corporate actions onto any blockchain where the token resides.
Token Enrichment - Attaches enriched data and embedded security to tokenized real-world assets to unlock their onchain utility.
Verifiable - Triggers verifiable workflows onchain and offchain using authenticated data from decentralized oracle networks.
Authenticated Data Retrievals - Retrieves data from authenticated sources with multi-node validation to eliminate single points of failure.
Cross-Chain Contract Calls - Triggers smart contract functions on a destination blockchain from a source chain.
Data Marketplaces - Operates a data marketplace where smart contracts can purchase and consume external API data through the oracle network.
Smart Contract-to-External Action Triggers - Enables smart contracts to trigger actions in external off-chain systems like payment networks and IoT devices.

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Voir les 30 alternatives à Chainlink

Questions fréquentes

Que fait smartcontractkit/chainlink ?

Quelles sont les fonctionnalités principales de smartcontractkit/chainlink ?

Les fonctionnalités principales de smartcontractkit/chainlink sont : Decentralized Oracle Networks, Oracle-Powered DeFi Infrastructure, Market Data Feeds, Tamper-Proof, Automated On-Chain Data Deliveries, Decentralized Price Feed Accesses, Tamper-Proof Real-Time Prices, Proof of Reserve Verifications.

Quelles sont les alternatives open-source à smartcontractkit/chainlink ?

Les alternatives open-source à smartcontractkit/chainlink incluent : ibax-io/go-ibax — go-ibax is a blockchain protocol platform and decentralized application infrastructure used to deploy networks with… smartcontractkit/full-blockchain-solidity-course-py — This project is a comprehensive educational curriculum for developing, deploying, and testing blockchain applications… yeasy/blockchain_guide — This is an educational resource that provides a comprehensive guide to blockchain and distributed ledger technologies,… mystenlabs/sui — Sui is a blockchain platform featuring an object-centric state model and resource-oriented smart contracts. It… stellar/stellar-core — Stellar Core is the primary software implementation of the Stellar blockchain network, serving as a distributed ledger… inoutcode/ethereum_book — This project is a comprehensive educational guide and technical manual for the Ethereum blockchain. It provides…

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Alternatives open source à Chainlink

IBAX-io/go-ibax

smartcontractkit/full-blockchain-solidity-course-py

yeasy/blockchain_guide

MystenLabs/sui

Questions fréquentes

Historique des stars

Questions fréquentes

Alternatives open source à Chainlink

IBAX-io/go-ibax

smartcontractkit/full-blockchain-solidity-course-py

yeasy/blockchain_guide

MystenLabs/sui