awesome-bitcoin

Nigiri

CLI to quickly fire up a a Bitcoin regtest box along with Electrs and Esplora. Includes faucet and push commands

hal

Bitcoin CLI swiss-army-knife (based on rust-bitcoin)

Live USB for airgapped transactions and Bitcoin swiss army knife

Pycoin

Python-based Bitcoin and alt-coin utility library

bx

Bitcoin Command Line Tool

txwatcher

A little Python utility that lets you monitor Bitcoin addresses through Blockchain Websocket API and perform custom callbacks

hellobitcoin

A collection of simple programs which can generate bitcoin wallets, create and sign transactions, and send transactions over the bitcoin network

HD Wallet Scanner

Find all used addresses in your Bitcoin HD wallets bypassing gap limits

<qr-code>

– A no-framework, no-dependencies, customizable, animate-able, SVG-based web component

Fastest ad-free universal block explorer

Bitquery provides blockchain data, offering real-time streaming APIs for 40+ chains, NFT APIs, and a money flow investigation tool

Universal blockchain explorer and search engine

Esplora

Self-hosted blockchain explorer

Chainradar API

Blockchain Explorer API for Chainradar

One-Time Address

A better way to share your Bitcoin address

Bitcoin wallet monitoring and blockchain alerts

Unified Bitcoin Layer-1 and Layer-2 wallet connection and account abstraction

The blockchain development platform to build Web3 application. The go-to blockchain data API for Web3 developers

Open source and self hostable REST, WebSocket and Electrum RPC API

An open source Bitcoin Core data extractor and visualizer (aka FOSS Glassnode)

JSON REST API (free as well as paid) with access to market data. Also CSV data file download available

JSON REST API (free as well as paid) with access to market data, news, metrics, profile, etc

Joinmarket

Decentralized CoinJoin implementation

User friendly frontend for Joinmarket

Fastest ad-free universal block explorer

Universal blockchain explorer and search engine

Blockchain explorer with API (mainnet, testnet and Liquid)

Real time transaction updates

Open source, self hostable blockchain, mempool and lightning network explorer

bcoin

Javascript bitcoin library for node.js and browsers

– A lightweight, zero-dependency, JavaScript/TypeScript bitcoin library

noble-curves

— audited implementation of secp256k1 + schnorr in pure typescript

noble-secp256k1

— alternative implementation of secp256k1: size is only 4KB gzipped; lots of comments, very valuable for learning how algorithms work

scure-btc-signer

— audited & minimal library for creating, signing & decoding Bitcoin transactions. With Schnorr, Taproot, UTXO & PSBT

bitcoin-sdk-js

— Bitcoin TypeScript/JavaScript Library for NodeJS, Browser and Mobile. Segwit & Taproot support

bitcoinrb

Ruby bitcoin library including script interpreter

bech32rb

Bech32 and Bech32m encode/decode library

bip-schnorrrb

Schnorr signature library for Bitcoin

With BDK, you can seamlessly build cross platform mobile wallets

Rust Bitcoin

support for de/serialization, parsing and executing on data-structures and network messages

Complete Lightning implementation packaged as an SDK

btctxstore

Simple library to store/retrieve information in bitcoin transactions using OP_RETURN

pybitcointools

Python library for Bitcoin signatures and transactions from Vitalik Buterin. Project discontinued

pycoin

Python library for Bitcoin keys, signatures, transactions. Includes full VM implementation and tools for manipulating keys (ku) and transactions (tx)

bitcoin_tools

Python library for building and analyzing transactions and scripts (both standard and custom). Comes along with a UTXO set analysis tool. Includes several examples and exhaustive documentation

A secure Bitcoin utility library for Python

pybtc

Python BTC is an experimental project that aims to provide human-friendly interfaces for common BTC operations

XChange

Library that provides a simple and consistent API for interacting with 50+ Bitcoin currency exchanges

Bitcoin Spring Boot Starter

Bitcoin integration for Spring Boot applications

Scala/JVM toolkit for Bitcoin applications, includes Bitcoin data structures, transaction signing, strongly typed /Eclair RPC clients, and more

secp256k1.swift

Swift package for secp256k1 applications, includes Elliptic Curve operations, Schnorr, ZKP and more for Bitcoin

NBitcoin

Comprehensive Bitcoin library for the .NET framework

BitcoinLib

The most complete, up-to-date, battle-tested .net Library and RPC Wrapper for Bitcoin and Altcoins in C#

Haskoin-core

Haskoin Core is a library of Bitcoin and Bitcoin Cash functions written in Haskell

Bitcoin IDE

Bitcoin Script for dummies

blockchain-demo

A web-based demonstration of blockchain concepts

Bitcoin Script Debugger

Visualize Bitcoin script execution for real transactions

– An interactive development environment for Bitcoin contracts

Run select bitcoin RPC API calls and read full RPC docs in your browser

These are postgres database dumps of the bitcoin-ruby-blockchain database generated by webbtc.com

BitcoinDatabaseGenerator

A high performance data transfer tool that can be used to copy data from Bitcoin Core blockchain files to a SQL Server database

Blockparser+SQL

Fast, quick and dirty bitcoin blockchain parser

BitcoinABE

Abe: block browser for Bitcoin and similar currencies

Chaingraph

– A multi-node blockchain indexer and GraphQL API

btcd

Go-based full node since 2013

Bitcoin-ruby-node

bitcoin node based on bitcoin-ruby-blockchain

Fullnode

Javascript implementation of bitcoin

Bitcore Node

bitcoind linked to node.js by BitPay

Bitcore

Formerly just a Nodejs library, now a full node

direct descendant of the original Bitcoin implementation in C++

An in-depth technical book with rich illustrations

Find useful resources, guides and reference material for developers

Software developers who have experience working on Bitcoin implementations or applications

Software developers with experience working on LN implementations / applications

Meta-list of Bitcoin resources, from books, articles, to podcasts

Very detailed curated Bitcoin resource list and meta-list by J. Lopp

A curated list of the best Bitcoin resources

A collection of educational resources to learn about Bitcoin basics, investing, technology, and more

extensive learning ressource for bitcoin developers