1.Mbed-TLS / mbedtls
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.
Ranked by Attention Score: stars gained over the last 7 complete days
13 repositories by Attention Score · Oct 29, 2026 – Nov 4, 2026 (UTC)
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.
The password hash Argon2, winner of PHC
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.
A self-contained cryptographic library for Python
A lightweight, secure, easy-to-use crypto library suitable for constrained environments.
A native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps
pure-python ECDSA signature/verification and ECDH key agreement
Cryptographic Primitive Code Generation by Fiat