Libraries & frameworks
openssl
openssl/openssl
OpenSSL is a robust, full-featured toolkit for TLS, DTLS, and QUIC, built on a general-purpose cryptography library that can also be used standalone.
Topics
Related projects
wolfssl3kwolfSSL is a small, portable ANSI C TLS/SSL library for embedded and cloud systems, supporting modern protocols, post-quantum algorithms, hardware crypto and an OpenSSL-compatible API.
portable1.5kLibreSSL Portable is the OpenBSD-maintained, portable build of LibreSSL, providing OpenSSL-compatible SSL, crypto, and TLS libraries for linking into applications.
fully-homomorphic-encryption3.8kThis repository collects Google's fully homomorphic encryption demos and libraries, including the HEIR compiler toolchain for running computations on encrypted data.
c-toxcore2.7kThe C core library behind Tox, a peer-to-peer encrypted messenger stack used by clients to build secure chat apps.
bc-csharp1.9kBouncyCastle.NET is a comprehensive cryptography library for .NET, providing core algorithms plus CMS, OpenPGP, TLS, X.509 and experimental post-quantum implementations for developers.
Tongsuo1.6kTongsuo is an open-source cryptographic library providing Chinese and international algorithms, homomorphic and post-quantum primitives, plus TLCP, TLS 1.3, and QUIC secure communication protocols.