Top 546 crypto open source projects

An implementation of JOSE standards (JWE, JWS, JWT) in Go

An open-source Crypto-Currency exchange. Peatio v3.0 Coming Soon !

Bitcoin, Ethereum, ERC20 crypto wallets with Atomic Swap exchange. Release announce: https://twitter.com/SwapOnlineTeam/status/1321844352369500160

⚙️ Send TradingView alerts to Telegram, Discord, Slack, Twitter and/or Email.

🔓 CLI tool and library to execute padding oracle attacks easily, with support for concurrent network requests and an elegant UI.

Fast "async" scrypt implementation in JavaScript

Google Sheets automatic creation with Google Apps Script (GAS) for managing a cryptocurrency tracking spreadsheet with multi exchanges

Highly modular & configurable hash & crypto library

Cryptography Toolkit

Advanced library for randomization, hashing and statistical analysis (devoted to chaos machines). 🔬

A sample backend that demonstrates how to generate a Virgil JWT and Twilio token used for authentication with the Virgil and Twilio services

🔥🐻 The Speakeasy Scripting Engine Which Combines Speed, Safety, and Simplicity

QtNetwork Next Generation. A coroutine based network framework for Qt/C++, with more simpler API than boost::asio.

.NET Standard 1.3 implementation of the Noise Protocol Framework (revision 33 of the spec)

Node.js module implementing Merkle tree algorithm

Tools to bootstrap CAs, certificate requests, and signed certificates.

Profit Trailer Feeder Full Build with Settings

Native module for AES encryption

💰 The cryptocurrency price tool on CLI. 🖥

A collection of common (interesting) cryptographic mistakes.

An application that serves KeePass database entries on a web frontend

A really tiny crypto library.

Crypto Audit Guidelines

Crypto.org Chain⛓: Croeseid Testnet and beyond development

🔗 A toolkit for the Nano cryptocurrency, allowing you to derive keys, generate seeds, hashes, signatures, proofs of work and blocks.

Stream encryption & decryption with libsodium and protobuf

IEX Cloud open source API wrapper

A repository that aims to provide tools for cryptography and cryptanalysis

Cryptocurrency Historical Market Data R Package

Simple Social Wallet made without javascript using the Freecoin toolkit

Utility to audit the balance of Hierarchical Deterministic (HD) wallets. Supports multisig + segwit wallets.

🦄 The Enterprise™ programming language

A complete overhaul of the Golang wrapper for libsodium

Cryptographic filesystem for the cloud

2018强网杯CTF___题目整理

Ccxt based, open source, customized, extendable trading platform that supports 130+ crypto exchanges.

Cloudflare's RPKI Toolbox

The fastest crypto online

Ecency Mobile - reimagined social blogging, contribute and get rewarded (for Android and iOS)

Bouncy Castle Java Distribution (Mirror)

Pure Java implementation of Macaroons: Cookies with Contextual Caveats for Decentralized Authorization in the Cloud. Android ready. Online playground available.

Multipath UDP library

Ecency desktop formerly known as Esteem Surfer - reimagined desktop social wallet, contribute and get rewarded (for Windows, Mac, Linux)

Web3 and Geth wrapper utility in swift

Ethereum Wallet Toolkit for iOS - You can implement an Ethereum wallet without a server and blockchain knowledge.

Censorship resistant democracies.

i2pd browser bundle

dude, is my code constant time?

A modern, portable, easy to use crypto library.

A Javascript implementation of SipHash-2-4

A simple SSL/TLS proxy with mutual authentication for securing non-TLS services

CCXT.NET – CryptoCurrency eXchange Trading Library for .NET

The first truly free, libre, and open source light wallet for multiple cryptocurrencies (Bitcoin, Ethereum, Ripple, etc).

An open-source cryptocurrency exchange toolkit for implementing experimental exchange features

Simple Swift library for creating HD cryptocurrencies wallets and working with crypto Coins/ERC20 tokens.

DID Method implementation using the Sidetree protocol on top of Ethereum and IPFS

Blockchain demo based on golang 基于golang编写的区块链公链demo

CryptoLocker is open source files encrypt-er. Crypto is developed in Visual C++. It has features encrypt all file, lock down the system and send keys back to the server. Multi-threaded functionality helps to this tool make encryption faster.

Keybase Filesystem (KBFS)

A universal way of embedding NFTs in your website or app, works with any ERC-721 contract. Bringing The Metaverse to Web2.