Cryptography libraries

Libraries that implement TLS and cryptographic primitives for other software.

Changes in this category (RSS)

Side by side

Cryptography libraries
Tool	Stars	Licence	Terms	Self-hosted	Language	Latest	Last push
OpenSSL	31k	Apache-2.0	Open source	No	C	openssl-4.0.3	2026-10-19
libsodium	14k	Other	Open source	No	C	1.0.22-RELEASE	2026-10-15

2 tools

General purpose TLS and crypto library

Language: C
Licence: Apache-2.0
Stars: 31k
Latest: openssl-4.0.3
Last push: 2026-10-19

A modern, portable, easy to use crypto library.

Language: C
Licence: Other
Stars: 14k
Latest: 1.0.22-RELEASE
Last push: 2026-10-15

What these tools replace

OpenSSLCryptography libraries1 →