A JavaScript / Python / PHP cryptocurrency trading API with support for more than 120 bitcoin/altcoin exchanges

A realtime, decentralized, offline-first, graph protocol to sync the web.

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

A modern, portable, easy to use crypto library.

Nodejs学习笔记以及经验总结，公众号"程序猿小卡"

Multi-platform transparent client-side encryption of your files in the cloud

Valet lets you securely store data in the iOS, tvOS, or macOS Keychain without knowing a thing about how the Keychain works. It’s easy. We promise.

A native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps

CTF Wiki Online. Come and join us, we need you!

A system for distributing and managing secrets

An open source, portable, easy to use, readable and flexible SSL library

Project Wycheproof tests crypto libraries against known attacks.

A curated list of cryptography resources and links.

free C++ class library of cryptographic schemes

Copy/paste anything over the network.

Automated Crypto Trading & Technical Analysis (TA) Bot for Bittrex, Binance, GDAX, and more! (250+ coins)

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

Secure software enclave for storage of sensitive information in memory.

CTF竞赛入门指南

A set of icons for all the main cryptocurrencies and altcoins, in a range of styles and sizes.

💰 The cryptocurrency price tool on CLI. 🖥

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

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

Censorship resistant democracies.

Keybase Filesystem (KBFS)

Cryptographic filesystem for the cloud

Bouncy Castle Java Distribution (Mirror)