A no-framework, no-dependencies, customizable, animate-able, SVG-based <qr-code> HTML element.

Bitcoin protocol toolkit for Swift

A fast simulator and a library dedicated to the channel coding.

Dead-simple BIP32 (HD) wallet creation for BTC, BTG, BCH, LTC, DASH, USDT, QTUM and DOGE

The core components of the blockchain wallet backend, support a variety of blockchain address generation and offline signatures

基于Netty(Java技术栈高性能框架)+C技术开发的高性能矿池加密代理，支持多币种加密抽水(ETH/ETC/BTC/BCH/LTC/ERG/DOGE/XMR/ZEC/BSV/XEC/DASH/DCR/KDA/BTG/ZEN/CKB/HNS/TON等)，客户端服务端模式，支持加密混淆，支持自定义抽水地址和比例，支持Web界面管理。

A fast & nimble SPV Server for BCH, BTC, and LTC

A performant NumPy extension for Galois fields and their applications

A command-line tool that derives bip32 addresses and private keys.

Core and web app for Proof of Existence - the original blockchain notary service

Make Crypto Payment Easy 让数字货币支付更简单

Comprehensive Bitcoin development library for Android, implemented on Kotlin. SPV wallet implementation for Bitcoin, Bitcoin Cash, Litecoin and Dash blockchains. Fully compliant with existing standards and BIPs.

All Rich Address Wallet Cryptocurrency [Bitcoin , Ethereum , Dogecoin, Dash, Litecoin, Polkadot, TRON, ZCASH, BCH]

Reed Solomon BCH encoder and decoder

Javascript implementation of the Bitcoin protocol for any Bitcoin based coins, on server and inside browsers, discover and move/manage your coins by yourself: Bitcoin transactions made simple for standard or multisig wallets, segwit and bech32 are supported, create and send by your own your Bitcoin, Bitcoin Cash, Zcash, Litecoin, DOGE, Dash, etc…

The business backend is a more powerful business system constructed based on the functional components of the digital currency, which can obtain different public chain blockchain addresses at any time, and supports (BTC, OMNI, ETH, ERC20, TRX, TRC20) , BCH, BSV, DOGE, DASH, LTC) deposit and withdrawal functions

BCH library C Python module

an online IDE for bitcoin (cash) contracts

BchAddr.js: Bitcoin Cash general purpose address translation for Node.js and web browsers.

Mine Cryptocurrency with termux, BTC, BCH, LTC, DOGE Telegram ClickBots