Bitcoin Core integration/staging tree

Algorithms and Data Structures implemented in JavaScript for beginners, following best practices.

Reference implementation of Anoma

TLS/SSL and crypto library

⚡ Automatically decrypt encryptions without knowing the key or cipher, decode encodings, and crack hashes ⚡

An open source cybersecurity protocol for syncing decentralized graph data.

A powerful obfuscator for JavaScript and Node.js

Zama Bounty Program: Contribute to the FHE space and Zama's open source libraries and get rewarded 💰

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

A lightweight, cryptography-powered, open-source toolkit built to enforce Zero Trust security for infrastructure, applications, and data in the AI-driven world.

A modern, portable, easy to use crypto library.

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.

Extremely fast non-cryptographic hash algorithm

CryptoSwift is a growing collection of standard and secure cryptographic algorithms implemented in Swift

Monero: the secure, private, untraceable cryptocurrency

Perform data science on data that remains in someone else's server

A minimalist, open source online pastebin where the server has zero knowledge of pasted data. Data is encrypted/decrypted in the browser using 256 bits AES.

Lightning Network Daemon ⚡️

Modular ZK(Zero Knowledge) backend accelerated by GPU

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.

A modern TLS library in Rust

RSA attack tool (mainly for ctf) - retrieve private key from weak public key and/or uncipher data

A curated list of cryptography resources and links.

An open source, portable, easy to use, readable and flexible TLS library, and reference implementation of the PSA Cryptography API. Releases are on a varying cadence, typically around 3 - 6 months between releases.

Upspin: A framework for naming everyone's everything.

the official Rust and C implementations of the BLAKE3 cryptographic hash function

⟁ Tendermint Core (BFT Consensus) in Go

Home to the Signal Protocol as well as other cryptographic primitives which make Signal possible.

The cryptography-based networking stack for building unstoppable networks with LoRa, Packet Radio, WiFi and everything in between.

free C++ class library of cryptographic schemes