General purpose TLS and crypto library
- cryptography
- openssl
- encryption
- tls
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A modern, portable, easy to use crypto library.
- crypto
- cryptography
- c
- zig-package
PHP 5.x support for random_bytes() and random_int()
- php
- php5
- secure
- secure-by-default
JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes
- jose
- jwa
- jwe
- jwk
cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.
- python
- cryptography
bcrypt for NodeJs
- bcrypt
A modern TLS library in Rust
- tls
- cryptography
- rust
- ssl
[DEPRECATED] Stanford Javascript Crypto Library
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.
A tiny (18.5 kB gzip), zero-dependency, Javascript library to perform OpenSSL RSA Encryption, Decryption, and Key Generation.
Simple Encryption in PHP.
Optimized bcrypt in JavaScript with zero dependencies, with TypeScript support.
- javascript
- bcrypt
- authentication
CAUTION: END OF SUPPORT ON 14 AUG 2026. The 'jsrsasign' (RSA-Sign JavaScript Library) is an opensource free cryptography library supporting RSA/RSAPSS/ECDSA/DSA signing/validation, ASN.1, PKCS#1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp, CAdES and JSON Web Signature/Token in pure JavaScript.
- asn1
- x509
- certificate
- crl
HElib is an open-source software library that implements homomorphic encryption. It supports the BGV scheme with bootstrapping and the Approximate Number CKKS scheme. HElib also includes optimizations for efficient homomorphic evaluation, focusing on effective use of ciphertext packing techniques and on the Gentry-Halevi-Smart optimizations.
- helib
- privacy-enhancing-technologies
- cryptography
- privacy-by-design
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.
Node.js bindings for Argon2 hashing algorithm
- argon2
- crypto
- encryption
- hashing
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.
- libtomcrypt
- cryptography
- c
- encryption
Modern encryption for Ruby and Rails
- encryption
- activerecord
- activestorage
- carrierwave
Modern(-ish) password hashing for your software and your servers
- python
An ActionScript 3 Library that contains a number of classes and utilities for working with ActionScript? 3. These include classes for MD5 and SHA 1 hashing, Image encoders, and JSON serialization as well as general String, Number and Date APIs.
Library and command line tool to detect SHA-1 collision in a file
Encrypt/Decrypt: AES. Hash: MD5, SHA(SHA1, SHA224, SHA256, SHA384, SHA512). Encode/Decode: Base64, Hex.
A simple, semantic and developer-friendly crypto package for golang
- aes
- rsa
- des
- 3des
Mundane is a Rust cryptography library backed by BoringSSL that is difficult to misuse, ergonomic, and performant (in that order).
- cryptography
- rust
- boringssl