bitpay/bitcore

Features

• Cryptocurrency Wallets - Provides a comprehensive implementation for managing private keys, addresses, and cryptocurrency balances.
• Blockchain Development Frameworks - Serves as a comprehensive blockchain development framework for building applications that interact with Bitcoin and other protocols.
• Blockchain Node Operation - Provides the capability to run a full network node to communicate with the blockchain and synchronize distributed ledger data.
• Blockchain Node APIs - Implements interfaces to query and broadcast data to blockchain network nodes using JSON-RPC and peer-to-peer protocols.
• Peer-to-Peer Networking - Implements a peer-to-peer networking engine to handle communication and data propagation for ledger consistency.
• Peer-to-Peer Networking Libraries - Establishes peer-to-peer connections using IP addresses or DNS seeds to communicate with other active network nodes.
• RPC Interface Normalizers - Wraps diverse remote procedure call libraries to provide a consistent interface for communicating with different nodes.
• Blockchain Transaction Construction - Provides a system for constructing, signing, and broadcasting transactions across compatible blockchain networks.
• Blockchain Transaction Signing - Implements cryptographic signing of transaction proposals using stored wallet secrets to authorize fund movements.
• Multisig Coordination - Provides coordination protocols and interfaces for managing shared multisignature wallets.
• Bitcoin Wallet Management - Implements a comprehensive framework for creating, managing, and restoring Bitcoin wallets and their associated keys.
• Multi-Chain Wallet Abstractions - Wraps network-specific logic into a standardized API to manage multiple different blockchain types through one implementation.
• Cryptographic Key Generators - Allows the creation of deterministic seed-based keys from mnemonic phrases for consistent wallet recovery.
• Blockchain Key Management - Implements standards for generating and storing cryptographic keys, specifically focusing on mnemonic seeds and derivation paths.
• Address Generation - Provides utilities to generate public blockchain account identifiers from random seeds or imported keys.
• Hierarchical Deterministic Wallets - Implements hierarchical deterministic wallets that derive a tree of keys and addresses from a single seed phrase.
• Multisignature Address Derivation - Implements logic to derive and import addresses that require multiple signatures for authorization.
• Hierarchical Deterministic Key Derivations - Implements hierarchical deterministic key derivation to generate trees of public and private keys from a single seed phrase.
• Mnemonic Seed Generation - Provides tools for generating human-readable mnemonic seed phrases for wallet backup and recovery.
• Multisig Wallets - Implements hierarchical deterministic wallets that require multiple signatures for transaction approval.
• Response Normalization Layers - Maps diverse remote procedure call responses from various blockchain nodes into a consistent internal data format.
• Account Transaction Histories - Retrieves paginated histories of incoming and outgoing transactions for specific wallet accounts.
• Blockchain Indexers - Synchronizes raw data from network nodes into a local searchable store to enable fast historical queries.
• Data Encoders - Transforms data between different formats using standard encoding schemes and cryptographic primitives for network compatibility.
• Blockchain Network Connections - Defines protocols and endpoints to establish secure connections between applications and various blockchain networks.
• Blockchain API Gateways - Provides interfaces that serve blockchain network information and events to external clients via REST and WebSocket APIs.
• Blockchain Data Synchronization - Indexes data from blockchain nodes into a local database to enable fast and standardized queries.
• Blockchain RPC Interfaces - Provides a standardized JSON-RPC wrapper to normalize communication between applications and diverse blockchain node APIs.
• Off-Chain Payment Channels - Establishes off-chain payment channels for fast, low-cost transfers that settle on the main chain.
• Multi-Signature Coordination - Includes coordination logic for multi-signature wallets that require multiple cryptographic signatures for authorization.
• Threshold Signature Implementations - Coordinates the creation and use of distributed cryptographic keys for secure transaction signing.
• Wallet Balance Management - Retrieves current and historical fund balances for specific wallets at designated points in time.
• Wallet Activity Scanning - Initiates scanning processes to detect activity across wallet addresses and copayer branches.
• Digital Message Signing - Allows users to sign and verify messages to prove address ownership without spending funds.
• Private Key Encryption - Implements encryption for sensitive wallet data using password prompts and key derivation.
• Multisignature Transaction Workflows - Manages the collection of cryptographic signatures from multiple parties before broadcasting a transaction to the network.
• Receiving Address Management - Manages main wallet addresses and derivation paths for receiving payments.
• Offline Signing - Supports generating private keys and signing transactions on non-networked devices to prevent key compromise.
• Transaction Signing and Broadcasting - Provides a tool for constructing, signing, and broadcasting transactions, including support for offline and multi-signature workflows.
• Transaction and Block Propagation - Handles the discovery of network peers and the broadcasting of transactions and blocks across a distributed node network.
• Transaction Proposals - Manages the transaction lifecycle through the creation of proposals and collection of copayer signatures.
• Full Node Implementations - Full node implementation based on Node.js.
• JavaScript and TypeScript Libraries - Comprehensive library for Bitcoin and blockchain applications.
• Blockchain - Full-stack Bitcoin and blockchain development library.

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