1openssl / openssl
General purpose TLS and crypto library
+91 stars
from 31,067 · score 4.52
Trending repositories
Ranked by Attention Score: stars gained over the last 7 complete days
7 repositories by Attention Score · Oct 27, 2026 – Nov 2, 2026 (UTC)
2jedisct1 / libsodium
A modern, portable, easy to use crypto library.
+21 stars
from 14,017 · score 3.09
3wolfSSL / wolfssl
The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS 1.3! Update to wolfSSL 5.9.1 for the latest CVE fixes.
+7 stars
from 2,977 · score 2.08
4libtom / libtomcrypt
LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.
+5 stars
from 1,794 · score 1.79
5aws / s2n-tls
An implementation of the TLS/SSL protocols
+4 stars
from 4,782 · score 1.61
6jedisct1 / libhydrogen
A lightweight, secure, easy-to-use crypto library suitable for constrained environments.
+4 stars
from 790 · score 1.61
7cossacklabs / themis
Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.
+2 stars
from 1,980 · score 1.10