Web3 GitHub Repositories (2026) · Open Source Tools

Open-source native macOS HTTP debugging proxy — intercept HTTPS, inspect APIs, mock responses, debug WebSocket & GraphQL. Community-driven. For developers, by developers.

A curated list of awesome Web3 resources, libraries, tools and more.

A swarm of user-owned crawlers hunting memecoin signal on Solana. Spawn, earn reputation, trade crawlers, vote.

The immutable Linux meta-distribution for edge Kubernetes.

Surfpool is where developers start their Solana journey.

Reactive primitives for Ethereum apps

a modern & lightweight HTML5 game engine

Ethereum.org is a primary online resource for the Ethereum community.

Taho, the community owned and operated Web3 wallet.

Build and host decentralized blogs and websites on your Mac

Cryptographic javascript-functions for ethereum and tutorials to use them with web3js and solidity

eRPC — fault-tolerant evm rpc proxy

The dApp hub for blockchains of the future

Strict TypeScript types for Ethereum ABIs

EVMole is an open-source library that analyzes deployed EVM bytecode to infer function selectors, argument types, state mutability, persistent and transient storage layout, control flow, and compiler metadata, including for unverified contracts

Unity client application for Nine Chronicles, a fully decentralized idle RPG powered by the community.

🍰 Kami is mx-space's web frontend theme. Colorful, flat, cute and comfortable.

Metamask Desktop client and Web3 dApp browser for Windows, macOS, and Linux. Built with EVM and Solana support.

Drop-in OpenAI Python client with transparent x402 payment support.

ShapeShift Web