Mastering Bitcoin - Book for developers, although the first two chapters cover bitcoin at a level that is also approachable to non-programmers. (Web) Bitcore Node - Full stack for bitcoin and blockchain-based applications. nix-bitcoin - Nix packages and nixos modules with profiles for easily installing Bitcoin nodes and higher layer protocols. Tokenized - Easiest and safest way to issue, manage and trade security and utility tokens on the Bitcoin SV network. Bitcoin SV - Bitcoin with the original protocol. It can be used for money, but also as a development platform.. btcwallet - Secure bitcoin wallet daemon written in Go. Polar - One-click Bitcoin Lightning networks for local app development & testing. Neutrino - Privacy-Preserving Bitcoin Light Client. bwt - Lightweight HD wallet indexer for Bitcoin, available as an Electrum RPC server and a modern HTTP REST API. Vapor - Decentralized Web over Bitcoinized HTTP. (HN) RaspiBlitz - Build your own Lightning Node on a RaspberryPi with a nice Display. Esplora - Block chain index engine and HTTP API written in Rust based on romanz/electrs. Bitbo - Real-Time Bitcoin Dashboard. Blockstream - Bitcoin and digital asset infrastructure. Specter Desktop - Desktop GUI for Bitcoin Core optimised to work with hardware wallets. hal - Bitcoin companion. Command line tool that provides all kinds of Bitcoin-related utilities. btcd - Alternative full node bitcoin implementation written in Go. Rust Bitcoin Library - Library with support for de/serialization, parsing and executing on data structures and network messages related to Bitcoin. Brink - Exists to strengthen the Bitcoin protocol and network through fundamental research and development. CLIFlix - Watch anything instantaneously, just write its name. Bitcoin Cash - Experimental digital currency that enables instant payments to anyone, anywhere in the world. (Code) BlueWallet - Bitcoin wallet and Lightning wallet for iOS and Android. (Code) LndHub - Wrapper for Lightning Network Daemon. It provides separate accounts with minimum trust for end users. (Web) Umbrel - Personal Bitcoin and Lightning node designed for everyone. (Web) Bisq - Safe, private and decentralized way to exchange bitcoin for national currencies and other digital assets. (Code) Strike - Send money instantly, with no fees, anywhere in the world. bitcoin-p2p - Rust implementation of Bitcoin p2p protocol. Stacks - Makes Bitcoin programmable, enabling decentralized apps and smart contracts that inherit all of Bitcoin’s powers. Revault - Multi-party Bitcoin vault architecture. Bitcoin Pro - Professional bitcoin accounts & assets management. Pandora Core - Building Layer 2 and 3 technologies enabling scalable smart contracts and AI for Internet of value on top of Lightning Network and Bitcoin protocol. (GitHub) lnp-node - Lightning Network Protocol Node. Nakamoto - Bitcoin light-client implementation in Rust. Mempool - Bitcoin block explorer, mempool visualizer, transaction tracker, and fee estimator. (Code)