Repository Index

Go implementation of JSON Web Tokens (JWT).

• go
• golang
• jwt
• auth

Port of TweetNaCl cryptographic library to JavaScript

• crypto
• javascript
• authentication
• signature

Ruby FFI binding to the Networking and Cryptography (NaCl) library (a.k.a. libsodium)

• cryptography
• nacl
• libsodium
• ruby

Audited & minimal JS implementation of elliptic curve cryptography.

• crypto
• cryptography
• ecdsa
• ed25519

Cryptographic signature algorithms: DSA, ECDSA, Ed25519

• ecdsa
• ed25519
• signatures
• dsa

Fastest 5KB JS implementation of ed25519 signatures

• ed25519
• curve25519
• eddsa
• cryptography

🌰 encrypt/decrypt using ssh keys

• encryption
• aes-256
• ssh
• ssh-keys

A modern and easy-to-use cryptographic library for .NET based on libsodium

• aead
• aes-gcm
• blake2b
• chacha20-poly1305

JSON Web Token library

• jwt
• jwt-bearer-tokens
• rsa-signature
• hmac

Prompt-injection firewall for LLM applications — 33 input detectors, 9 output scanners, federated ed25519-signed threat-intel feed. Apache 2.0, 1040 tests, F1 96.0% with 0% false positives. Docker, GitHub Action, LangChain/LlamaIndex/CrewAI integrations.

• agentic-ai
• ai-safety
• fastapi
• langchain

Ed25519 high-performance public-key signature system for crystal lang

Tamper-evident audit log for Go: an append-only, hash-chained, optionally Ed25519-signed log/slog handler, with offline logx verify. Built on the standard library, zero third-party dependencies. Also a full slog toolkit (colored output, JSON, rotation, fan-out, CLI).

• cli
• go
• golang
• slog

Elixir library for signing and verifying BEAM files with Ed25519 signatures