1. SiphashGo implementation of SipHash-2-4, a fast short-input PRF created by Jean-Philippe Aumasson and Daniel J. Bernstein.
2. Semicolon JsSemicolon.js — the most useful JavaScript library for cargo cult programmers
4. Authcookie[DEPRECATED] Go package authcookie implements creation and verification of signed authentication cookies.
5. Fast Sha256 JsSHA-256, HMAC, HKDF and PBKDF2 implementation for JavaScript/TypeScript with typed arrays for modern browsers and Node.js
6. CaptchaGo package captcha implements generation and verification of image and audio CAPTCHAs.
7. SafefileGo package safefile implements safe "atomic" saving of files.
9. EllipticlicenseShort product key generation and validation framework based on elliptic curve digital signatures (ECDSA) for Mac OS X/Cocoa. **DEPRECATED**
10. StemmerStemmer packages for Go programming language. Includes English, German and Dutch stemmers.
11. ScryptGo package scrypt implements the scrypt key derivation function as defined in Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard Functions".
12. Pyblake2Python extension module implementing BLAKE2 hash function
13. Minimal NewtabChrome Extension: Minimalistic New Tab page that displays bookmarks from Bookmarks Bar and number of new messages in Gmail (including Google Apps).
14. NaclPure Go implementation of NaCl: Networking and Cryptography Library. USE IMPLEMENTATION FROM go.crypto INSTEAD OF THIS ONE.
15. PasswordhashGo package for safe password hashing and comparison. (THIS PACKAGE IS DEPRECATED! USE bcrypt OR scrypt FROM go.crypto)
16. TinyschemeTiny fork of TinySCHEME to support no-hassle building on Mac OS X (plus a bridge to Objective-C, but use CocoaScheme instead of this) WARNING: NOT UPDATED, OLD
17. UniuriGo package uniuri generates random strings good for use in URIs to identify unique objects.
18. Webp Quicklook[DEPRECATED] QuickLook plugin to generate thumbnails and previews for WebP images
19. lruGo package lru implements Least Recently Used cache algorithm.
20. passwordreset[DEPRECATED] Go package passwordreset implements creation and verification of secure tokens useful for implementation of "reset forgotten password" feature in web applications.
21. jsminGo package to minify JavaScript, which is a direct port of Douglas Crockford's JSMin
24. spipeGo package spipe implements spiped protocol for creating symmetrically encrypted and authenticated connections.
25. ed2curve-jsConvert Ed25519 signing keys into Curve25519 Diffie-Hellman keys