Crypto

Open-source Bitcoin mempool visualizer and blockchain explorer with transaction monitoring and fee estimation.

Core implementation of the privacy-focused cryptocurrency using ring signatures and stealth addresses.

Complete development kit for building blockchains and parachains on the Polkadot network ecosystem.

Web application for exploring Solana blockchain transactions, accounts, blocks, and on-chain data.

A Rust-based framework for building Solana programs with IDL generation and TypeScript client support.

Node software for operating in Chainlink's decentralized oracle network, connecting blockchain smart contracts to real-world data.

Core smart contracts for Uniswap v4's extensible and customizable automated market maker pools.

Collection of contracts and libraries that provide testing utilities and cheatcode wrappers for Forge and Foundry.

A lightweight Bitcoin wallet client written in Python that supports Lightning Network transactions.

Golang execution layer implementation of the Ethereum protocol, providing the geth client and developer tools.

C++ XRP Ledger implementation operating as a P2P node for transaction processing and consensus.

Reference implementation of NEAR Protocol blockchain, providing infrastructure for smart contracts and applications.

Layer 2 blockchain that scales Ethereum using optimistic rollup technology and the open-source OP Stack framework.

A library of audited Solidity components for secure smart contract development on Ethereum and EVM-compatible chains.

A modular peer-to-peer networking stack for Go applications, providing transport protocols and network services.

A blockchain platform using Move programming language with parallel transaction processing and asset-oriented design.

Modular enterprise blockchain framework with permissioned networks, pluggable consensus, and privacy controls.

Browser extension that provides wallet functionality for interacting with Ethereum blockchain applications.

Open-source framework for building customizable Layer 1 blockchains with native interoperability support.

Collection of gas-optimized Solidity smart contract implementations for Ethereum development.

Go-based node implementation for the Avalanche blockchain network with high throughput transaction processing.

Full node implementation of Zcash cryptocurrency with zero-knowledge privacy features and shielded transactions.

The first and most widely used IPFS implementation, providing distributed file storage and content addressing.

Core smart contracts for the Uniswap V3 decentralized exchange protocol on Ethereum.

Complete Lightning Network node implementation with channel management, payment routing, and BOLT specification compliance.

A TypeScript library for Ethereum blockchain interaction, providing wallet management, smart contract interfaces, and provider connections.

Open-source software for Dogecoin blockchain nodes with wallet and network participation.

A TypeScript-based Bitcoin library providing cryptographic functions and transaction handling for Node.js and browsers.

Multi-threaded cryptocurrency miner supporting ASIC, FPGA, GPU, and CPU hardware with dynamic clocking and monitoring.

Development environment for compiling, deploying, testing, and debugging Ethereum smart contracts and dApps.

Reference implementation of the Wormhole protocol for cross-chain blockchain interoperability and asset transfers.

Core smart contracts for Uniswap V2 AMM protocol handling liquidity pools, token swaps, and fee collection.

Go-based reference implementation of the Filecoin distributed storage network protocol.

A collection of gas-optimized Solidity contracts including ERC token implementations and utility libraries.

A gas-efficient string utility library for Solidity using slice abstractions for string manipulation operations.

A modular framework for building custom blockchains with configurable consensus and runtime logic.

Smart contracts for Aave Protocol V3, a decentralized liquidity market for lending and borrowing cryptocurrencies.