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1–22 of 22 · Most stars

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

The best Java open source crypto currency exchange platform, bitcoin exchange based on Java | BTC exchange | ETH exchange | digital currency exchange | trading platform | matching trading engine. This project is based on the development of Spring Cloud microservices and can be used to build and secondary development of digital currency exchanges. It has a complete source code for matching trading engines, back-end management (back-end + front-end), front-end (transaction page, activity page, personal center, etc.), Android APP source code, Apple APP source code, currency wallet RPC source code. Contact Email: [email protected]

Lightweight Bitcoin payment processor written in easily deployable Python. Self custody donations and payments on-chain & Lightning network, directly connected to your own Bitcoin node! No middleman/custodian.

Swift cryptography library for Bitcoin and Nostr. ECDSA, Schnorr, ECDH, and zero-knowledge proofs on secp256k1. Apple platforms and Linux.

  • taproot
  • secp256k1
  • swift
  • schnorr

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

Bithoven is a smart contract language for composing powerful and secure instruments on Bitcoin. LR(1) parser with static analysis for compile-time safety. Formal verification paper: https://arxiv.org/abs/2601.01436