General purpose TLS and crypto library
- cryptography
- openssl
- encryption
- tls
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Hash-based signatures in typescript, WOTS+
cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.
- python
- cryptography
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.
OpenPGP implementation for JavaScript
An experiment.
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
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.
Optimized C library for EC operations on curve secp256k1
Collection of cryptographic hash functions written in pure Rust
- cryptographic-hash-functions
- blake2
- gost
- streebog
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
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
Audited & minimal JS implementation of elliptic curve cryptography.
- crypto
- cryptography
- ecdsa
- ed25519
Audited & minimal JS implementation of hash functions, MACs and KDFs.
Fastest 5KB JS implementation of secp256k1 signatures and ECDH
- secp256k1
- ecdsa
- ecc
- cryptography
RSA public/private key generation, RSA, AES encryption/decryption, RSA sign/verify in Swift with CommonCrypto in iOS and OS X
- ios
- crypt
- swift
- rsa
ObjectivePGP is an open-source library for iOS and macOS that provides developers with tools for implementing OpenPGP encryption and decryption, digital signing, and signature verification in their applications, thereby enhancing security and data integrity.
- openpgp
- objective-c
- encryption
- pgp
Fast and dependency-free cryptographic hashing library for node.js and browsers (supports MD5, SHA1, SHA256, SHA512, RIPEMD, HMAC)
- hashing-algorithm
- javascript
- hmac
- hexadecimal
MIRACL Cryptographic SDK: Multiprecision Integer and Rational Arithmetic Cryptographic Library is a C software library that is widely regarded by developers as the gold standard open source SDK for elliptic curve cryptography (ECC).
Fastest 5KB JS implementation of ed25519 signatures
- ed25519
- curve25519
- eddsa
- cryptography
Java cryptographic library that supports Argon2, bcrypt, scrypt and PBKDF2 aimed to protect passwords in databases. Easy to use by design, highly customizable, secure and portable. All the implementations follow the standards and have been reviewed to perform better in the JVM.
- pbkdf2
- bcrypt
- scrypt
- argon2
Audited & minimal JS implementation of Salsa20, ChaCha and AES
- aes-siv
- chacha20
- chacha20-poly1305
- chacha20poly1305