Coding articles to level up your development skills

Python-based Bitcoin and alt-coin utility library.

Mastering Bitcoin 2nd Edition - Programming the Open Blockchain

Lightning Network (LN) API - Accept and send Lightning Network (LN) payments

A tool to create multisig addresses and transactions

Multi Signature Wallet SCORE

Segwit vanity address and bulk address generator for Bitcoin

Bitcoin SegWit vanity address generator

PHP Curl Class makes it easy to send HTTP requests and integrate with web APIs

Telegram Bitcoin Bot

💰 curl cryptocurrencies exchange rates

Fully unit-tested Bitcoin JSON-RPC client based on GuzzleHttp.

A simple class for making calls to Bitcoin's API using PHP. This is an old library, I suggest instead using https://github.com/denpamusic/php-bitcoinrpc

A cryptocurrency trading API with more than 100 exchanges in JavaScript / TypeScript / Python / C# / PHP / Go

💰 Retail Store that runs on Ethereum

🐋 Show Ethereum and Bitcoin price in command line interface (CLI).

A command-line tool that performs Bitcoin wallet address discovery.

Chain Core

An extensible open-source framework for creating private/permissioned blockchain applications

Bitpay Wallet (formerly Copay) is a secure Bitcoin and other crypto currencies wallet platform for both desktop and mobile devices.

Hyperledger is a Collaborative Project at The Linux Foundation.

PHP wrapper class for Bittrex API

Google Cloud Client Library for PHP

Bitcoin implementation in PHP