npm95Exceptionalhealth index

auth0/node-jwks-rsaA library to retrieve RSA public keys from a JWKS (JSON Web Key Set) endpoint.
JavaScript★ 875↓ 61.6M/moAug 27, 2026
PyPI94Exceptionalhealth index
Python★ 54↓ 1.5M/moOct 19, 2026
Packagist86Excellenthealth index
PHP★ 5,585↓ 11.6M/moAug 27, 2026
npm81Excellenthealth index
JavaScript · TypeScript★ 36↓ 212K/moOct 11, 2026
npm80Excellenthealth index

JiangJie/minigame-stdCross-platform standard library for WeChat minigame and web browsers with unified APIs for crypto, fs, fetch, storage, and more.
TypeScript★ 3↓ 3,438/moSep 9, 2026
NuGet80Excellenthealth index

NetDevPack/Security.JwtJwt Manager. Set of components to deal with Jwt Stuff. Automate your key rotating, add support for jwks_uri. Store your cryptography keys in a secure place.
C#★ 297Oct 1, 2026
PyPI · npm · Go80Excellenthealth index

VirgilSecurity/virgil-crypto-cThis library is designed to be small, flexible and convenient wrapper for a variety crypto algorithms. So it can be used in a small micro controller as well as in a high load server application.
C★ 38↓ 6,296/moSep 17, 2026
crates.io80Excellenthealth index
Assembly · Rust★ 4,106↓ 52M/moSep 16, 2026
crates.io77Goodhealth index
Rust★ 673↓ 17.2M/moSep 17, 2026

digitalbazaar/forgeA native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps
JavaScript★ 5,332↓ 144M/moSep 17, 2026
Packagist75Goodhealth index
PHP★ 31↓ 5.9M/moAug 27, 2026
TypeScript★ 1,380↓ 16M/moSep 17, 2026

Taiizor/Lucinda🔐 A high-performance E2EE library for .NET with Signal Protocol support. Features X3DH, Double Ratchet, Sender Keys, AES-GCM, RSA, ECDH, ECDSA, and secure key management. Supports .NET 6-10, .NET Standard 2.0/2.1, and .NET Framework 4.8+.
C#★ 35Sep 6, 2026

a-sit-plus/signumKotlin Multiplatform Crypto/PKI/ASN.1 Library with Attestation and Hardware-Backed Crypto Support on Mobile
Kotlin★ 201Oct 21, 2026
crates.io71Goodhealth index

sadco-io/sad-rsaHardened pure Rust RSA implementation with Marvin attack mitigation
Rust★ 1↓ 18.1K/moOct 21, 2026

go-think/opensslA functions wrapping of OpenSSL library for symmetric and asymmetric encryption and decryption (AES, DES, 3DES, RSA, GCM), digital signatures, and SHA/HMAC, 100% compatible with PHP, Java, Python, and Node.js.
Go★ 307Sep 20, 2026

junkurihara/jscuJavaScript cryptographic utilities for crypto-suite compatibility including PEM/X509/JWK converter.
TypeScript · JavaScript★ 162↓ 462.7K/moSep 9, 2026

deatil/go-cryptobinA go encrypt pkg(RSA/SM2/ECDSA/EC-GDSA/Gost/ElGamal/AES/DES/TripleDes/SM4/Tea/Twofish)
Go★ 346Oct 21, 2026
crates.io65Goodhealth index

iqlusioninc/yubikey.rsPure Rust YubiKey host-side driver for PIV-based RSA/ECC key storage + signing/encryption support
Rust★ 273↓ 25.3K/moOct 5, 2026
crates.io65Goodhealth index
Rust★ 34↓ 274.3K/moSep 25, 2026
crates.io63Moderatehealth index
Rust★ 3↓ 6,286/moSep 16, 2026
NuGet63Moderatehealth index

Unisys/NSignNSign (/ˈensaɪn/) is a set of .Net libraries for HTTP Message Signatures (RFC 9421).
C#★ 22Sep 15, 2026
PyPI62Moderatehealth index

MartinPdeS/PackLabPython/C++ toolkit for 3D hard-sphere systems: Percus–Yevick correlations, RSA packing, Metropolis Monte Carlo, and structure-aware scattering.
C++ · Python★ 1↓ 2,281/moOct 13, 2026

pilinux/cryptEncryption and decryption using various cryptographic algorithms following industry standards
Go★ 1Sep 16, 2026
Go★ 80Sep 9, 2026
Packagist60Moderatehealth index

ebics-api/ebics-client-phpPHP library to make requests by EBICS protocol for financial establishments. Support EBICS versions: 2.4, 2.5, 3.0; Encryption versions: E002, X002, A005, A006; Switching EBICS T/TS.
PHP★ 73↓ 13.5K/moOct 20, 2026
PyPI59Moderatehealth index
Python★ 270↓ 191.4K/moOct 21, 2026
PyPI56Moderatehealth index

wbond/oscryptoCompiler-free Python crypto library backed by the OS, supporting CPython and PyPy
Python★ 342Sep 12, 2026
npm54Moderatehealth index
JavaScript · HTML★ 186Sep 20, 2026
Go · C★ 7Sep 10, 2026