Open-source alternatives to Go Ethereum

Diem is a distributed ledger technology platform designed for the development of decentralized applications and the execution of programmable financial transactions. It provides a comprehensive framework for operating validator nodes that maintain ledger integrity through a Byzantine fault-tolerant consensus protocol, ensuring consistent state updates across a distributed network of participants. The platform distinguishes itself through a modular node architecture that decouples consensus, execution, and storage to facilitate scalability and maintenance. It utilizes a resource-oriented virtu

web3.js is a comprehensive TypeScript library designed to facilitate interaction with Ethereum-compatible blockchain networks. It serves as a foundational toolkit for decentralized applications, providing the necessary interfaces to query network state, manage cryptographic identities, and execute smart contract transactions. By abstracting the complexities of blockchain communication, the library enables developers to integrate decentralized logic directly into their applications. The library distinguishes itself through a modular architecture that prioritizes extensibility and flexible conn

Shardeum is an autoscaling blockchain infrastructure designed to distribute network workloads across multiple shards to increase throughput. It uses a dynamic-sharding architecture that horizontally scales node capacity and adjusts the number of active shards based on real-time network demand. The system features an execution environment compatible with the Ethereum Virtual Machine, allowing it to run smart contracts and decentralized applications. It maintains network agreement and security through consensus-group partitioning, which organizes validator nodes into discrete groups. The platf

Hardhat is a smart contract development framework and EVM tooling suite designed for the full lifecycle of Ethereum and EVM-compatible applications. It serves as a development environment for compiling, testing, and deploying smart contracts, providing a local blockchain simulation and a programmable task runner. The framework is distinguished by its extensive simulation capabilities, including the ability to fork remote network state and manipulate block time or account balances. It features a hook-based plugin system that allows for the extension of core functionality and the creation of cu

Remix is a comprehensive blockchain development environment and Ethereum smart contract IDE. It provides a complete workspace for writing, compiling, deploying, and debugging smart contracts across simulated and public blockchain networks. The project distinguishes itself as a specialized toolchain for EVM debugging and analysis, offering opcode-level transaction stepping and state memory analysis. It also includes a dedicated zero-knowledge proof toolchain for compiling ZK circuits and generating cryptographic proofs, alongside an AI-powered coding assistant for code generation and explanati

Foundry is an Ethereum smart contract development toolkit and blockchain simulator designed for compiling, testing, and deploying contracts for the Ethereum Virtual Machine. It provides a local environment for simulating blockchain state and forking live networks to execute code without modifying the actual chain. The project features a property-based fuzzing engine to identify edge-case failures in contract logic and a transaction debugger for analyzing detailed execution traces and gas consumption. It enables developers to mirror the state of a remote chain locally to test against real-worl

This project is a containerized node orchestrator and deployment tool designed to manage execution clients and rollup nodes on a blockchain network. It provides a coordinated stack of isolated virtual environments to establish and maintain network connections. The system includes specialized data provisioning tools for initializing local directories and fetching verified archival snapshots to bypass sequential synchronization. It also features a monitoring suite with health check services and dashboards to track synchronization progress and overall system performance. The orchestrator covers

Solana is a high-performance blockchain platform designed for decentralized applications and global financial systems. It provides a distributed ledger infrastructure that utilizes proof-of-stake consensus to maintain network integrity and secure digital assets. The platform includes a specialized runtime environment for executing smart contracts and a framework for developing programs in Rust. The system distinguishes itself through a suite of architectural components that enable high-throughput transaction processing. It employs a cryptographic clock mechanism to sequence transactions befor

This project is a containerized implementation of a blockchain node for the Base network. It manages the execution and consensus processes of an Ethereum Virtual Machine node within an isolated environment to maintain the network and process blockchain data. The infrastructure includes a specialized interface for processing pending blocks via websockets to reduce latency. It also provides a state synchronization tool that uses pre-computed snapshots to accelerate the process of reaching the current block height. The system covers network identity configuration for mainnet and testnet environ

fuels-ts is a TypeScript SDK and development toolkit for the Fuel blockchain. It provides a library for executing transactions and querying blockchain state, alongside a set of utilities for smart contract development and deployment. The toolkit includes a local blockchain node runner that supports hot-reloading to enable rapid testing and iteration. It further distinguishes itself by generating type-safe TypeScript definitions from smart contract specifications to ensure compile-time validation of function calls. The project covers a broad range of capabilities including wallet derivation u

This project is a Rust SDK and client library for the Fuel blockchain. It serves as a smart contract development kit used to compile, deploy, and test blockchain contracts in both local and remote environments. The library includes a binding generator that creates type-safe Rust code from contract methods, ensuring compile-time safety for blockchain function calls. It also provides a local sandbox runtime to launch network nodes and simulate wallet activity for decentralized application testing. The toolset covers blockchain wallet management, transaction signing, and state querying through

This is a full-stack template for building decentralized applications on the GenLayer blockchain, combining smart contract development with a frontend integration pipeline. It provides a pre-configured environment for writing GenLayer smart contracts using Python decorators that specify function visibility, persistence, and typed storage structures, along with built-in linting to catch forbidden imports and nondeterministic calls before deployment. The boilerplate distinguishes itself by supporting nondeterministic smart contract operations—such as querying language models and fetching extern

Lnd is a full implementation of the Lightning Network protocol, functioning as a Bitcoin Layer 2 daemon that manages payment channels and settles transactions on the Bitcoin blockchain. It serves as an off-chain payment processor and a cryptographic wallet manager, enabling the execution of instant, scalable transactions through a network node. The project distinguishes itself through a focus on secure node networking and programmatic control. It provides gRPC and REST API servers for automating payment workflows and utilizes macaroon-based authorization to delegate granular permissions via c

Hyperledger Fabric is a permissioned blockchain framework and enterprise blockchain platform designed for maintaining shared, immutable records of transactions across a network of authorized participants. It provides the infrastructure to build and manage private distributed ledgers that prioritize data confidentiality and scalability. The platform is distinguished by a modular architecture and a pluggable consensus engine. This design allows internal system implementations to be swapped with custom modules to adapt the ledger's behavior and consensus mechanisms to specific technical or indus

This project is a high-level programming language and compiler toolchain designed for writing and deploying smart contracts on decentralized virtual machines. It provides a framework for creating self-executing code that operates within deterministic execution environments, ensuring that distributed nodes reach identical state transitions through stack-based machine execution. The language enables the development of complex decentralized logic by supporting state-machine-based contract structures and modular composition. It includes built-in capabilities for cryptographic signature verificati

Linera is a multi-chain smart contract platform designed for horizontal scalability through a microchain-based distributed ledger. By partitioning state into independent, parallel chains that share a common validator set, the protocol enables high-performance execution of modular applications. The system utilizes a WebAssembly-based runtime to ensure secure, platform-independent execution of contract logic across the network. The platform distinguishes itself through an asynchronous messaging framework that coordinates state changes between chains by queuing messages for execution in subseque

This project is a full-stack implementation of the TON protocol, serving as a layer 1 blockchain protocol designed for transaction processing and smart contract execution. It encompasses the core blockchain validator node, storage daemons, and network logic required to maintain a distributed ledger. The system is distinguished by a sharding architecture and a specialized virtual machine for deploying asynchronous smart contracts. It utilizes a cell-based data storage model for deterministic serialization and an actor-based asynchronous message passing system for communication between contract

java-tron is a Java implementation of a Tron blockchain full node. It provides the core infrastructure for running a network node, validating transactions, and producing blocks. The project includes a proof-of-stake consensus engine, a distributed ledger database, and a smart contract runtime to manage on-chain state transitions. The system is distinguished by its support for both full and lite node operations, utilizing state snapshots to accelerate synchronization and reduce hardware requirements. It features a multi-engine database abstraction that allows for storage migration, partitionin

Scaffold-eth is a comprehensive development stack and boilerplate for building decentralized applications. It provides a pre-configured starter kit that integrates smart contract development tools with a reactive user interface to accelerate the construction of Ethereum-based projects. The toolkit features dynamic frontend interface generation, which automatically builds a user interface mapped to smart contract functions for rapid logic verification. This allows for testing blockchain logic through a frontend without the need to write custom UI code. The project covers a broad range of deve

Truffle is a development framework designed for the end-to-end lifecycle management of decentralized applications on the Ethereum blockchain. It provides a unified environment for developers to write, compile, test, and deploy smart contracts, serving as a comprehensive suite for managing the entire development process from initial code to network publication. The framework utilizes a command-line interface to automate core tasks, including the transformation of high-level source code into executable bytecode and the orchestration of contract deployments. By integrating a local virtual machin

Polkadot is a Substrate-based layer 0 blockchain and distributed ledger node software. It functions as a multi-chain runtime environment and cross-chain interoperability protocol designed to connect and secure multiple independent blockchain shards through a shared relay chain. The system utilizes a relay-chain hub architecture to provide shared security and communication for parallel blockchains. It implements cross-chain message passing to route data and value between networks and uses a WebAssembly-based state transition for deterministic execution of blockchain logic. The software covers

Monero is a privacy-focused cryptocurrency and proof-of-work blockchain designed for private digital payments. It utilizes a peer-to-peer network and a distributed ledger to allow users to send and receive currency while hiding transaction senders, receivers, and amounts. The system achieves financial confidentiality through the use of ring signatures for sender obfuscation and RingCT with Bulletproofs to hide transaction values. To ensure network security and decentralization, it employs a memory-hard proof-of-work algorithm optimized for general-purpose CPUs. The project provides a full no

This project serves as a comprehensive educational roadmap and technical resource collection for developers building decentralized finance applications. It provides a structured curriculum that guides users through the entire lifecycle of blockchain development, from mastering smart contract architecture and security best practices to integrating decentralized infrastructure into modern web applications. The repository distinguishes itself by offering a holistic view of the decentralized ecosystem, bridging the gap between low-level protocol interaction and high-level application design. It c

go-ibax is a blockchain protocol platform and decentralized application infrastructure used to deploy networks with custom governance and token economics. It provides a foundation for building decentralized applications through a framework that integrates identity management and on-chain data storage. The project features a multilingual virtual machine capable of executing smart contracts written in Go, Rust, and Solidity. It implements a sharded blockchain network to increase throughput and a privacy layer utilizing zero-knowledge proofs and homomorphic encryption to anonymize transaction da

web3.js is a TypeScript development framework and library for integrating applications with the Ethereum blockchain. It serves as an Ethereum JSON RPC library for querying data and sending transactions, a smart contract interface for interacting with on-chain logic, and a wallet integration toolkit for managing private keys. The project provides specialized capabilities for blockchain node communication, enabling the execution of smart contract functions and the management of Ethereum accounts. It includes tools for web3 address resolution to translate human-readable names into machine-readab

Union is an interoperability messaging protocol and trust-minimized asset bridge designed to transport data and instructions across diverse blockchain ecosystems. It provides a zero-knowledge cross-chain bridge and a state verifier that uses zero-knowledge provers and light clients to validate blockchain state transitions without relying on trusted intermediaries. The project features a WebAssembly blockchain runtime that hosts virtualized smart contracts and stacks for extensible network functionality. It employs a modular relayer architecture and a decentralized mechanism for moving assets

rippled is a peer-to-peer node implementation for the XRP Ledger. It serves as a distributed ledger consensus engine and a blockchain API gateway, allowing servers to validate transactions and maintain a shared, immutable sequence of ledger state. The project features a built-in decentralized exchange engine capable of executing atomic cross-currency payments and managing order books. It includes an on-chain asset management system for issuing and controlling fungible tokens and NFTs, as well as a Byzantine Fault Tolerant system for coordinating validators. The platform provides comprehensiv