Nettle (cryptographic library)

Nettle
DeveloperNiels Möller
Stable release
4.0  / 5 February 2026 (5 February 2026)
Written inC
TypeCryptographic library
LicenseLGPLv3, GPLv2, GPLv3
Websitelysator.liu.se/~nisse/nettle/
Repository

Nettle is a cryptographic library designed to fit easily in a wide range of toolkits and applications. It began as a collection of low-level cryptography functions from lsh in 2001. Since June 2009 (version 2.0) Nettle is a GNU package.