Open-source implementation of a substantial portion of the API
Coin Wallet is a non-custodial crypto wallet for Bitcoin
Dynamic instrumentation toolkit for developers
Keyper by Jarrid is a suite of crypto key management APIs
Secure, open source and community driven crypto wallet
Automated Penetration Testing Agentic Framework Powered by LLMs
Stack Wallet, a multicoin, cryptocurrency wallet
Conscrypt is a Java Security Provider
Gem Wallet is an open source cryptocurrency wallet for iOS and Android
A modern, portable, easy to use crypto library
Desktop Bitcoin Wallet focused on security and privacy
A ranked list of awesome open-source crypto projects
MyEtherWallet to interact with the Ethereum blockchain
A high-level OpenPGP library
A free (libre) open source, mobile OS for Ethereum
Win32 port of OpenSSH
The AirGap Wallet is installed on an everyday smartphone
Open source, easy to use and multichain Syscoin browser wallet
Self-custodial wallet for managing digital assets
Community-driven, multi-agent platform for financial applications
A secure, URL-friendly, unique string ID generator for JavaScript
P2P DNS with content key, crypto key and PKI support
Advanced notepad with functions of protection
Open source secure password manager
Collection of standard and secure cryptographic algorithms