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.

Cryptography Toolkit

Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

High-level cryptography interface powered by libsodium

Pure PHP polyfill for ext/sodium

Spartan: High-speed zkSNARKs without trusted setup

[DEPRECATED] Sodium Oxide: Fast cryptographic library for Rust (bindings to libsodium)

Don't Roll Your Own Crypto: pure-Rust, hard to misuse cryptography library

Simple and Secure Wrapper for phpseclib

The SIMON and SPECK families of lightweight block ciphers. #nsacyber

Secure, fast, and portable C90 implementation of ML-KEM / FIPS 203

A repo to hold common tools used by my crypto projects

YACL (Yet Another Common crypto library) is a C++ library that contains cryptography, network and io modules which other SecretFlow code depends on.

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

A C++ Implementation of RFC 4880

A library for .net based applications.

Cryptographic hash functions for Kotlin Multiplatform

Library for performing Function Secret Sharing (FSS)

Security framework for building multi-user end-to-end encrypted data storage and sharing/processing with zero leakage risks from storage and transport infrastructure.

Cryptographic library with an mbed TLS back end

Javascript implementation of Macaroons: Cookies with Contextual Caveats for Decentralized Authorization in the Cloud.

Cryptography library for modern C++.

A Framework of Lattice-based Zero-knowledge Arguments in Rust

Classical ciphers: Caesar, ADFGX, ROT13 and etc.

Pure Python implementation of SHA2 (i.e., SHA224, SHA256, SHA384, and SHA512).

A compact portable X25519 + Ed25519 implementation

Zerocaf: A library built for EC operations in Zero Knowledge.

Fast implementations of the SIMON and SPECK lightweight block ciphers for the SUPERCOP benchmark toolkit. #nsacyber

Pure Go implementation of cryptographic APIs found in libsodium

Elliptic Curve Cryptography in Pure Swift