Cookies, optionally signed using Keygrip.
A library to create readable "multipart/form-data" in node and the browser.
A simple method that will strip a valid hex prefix off a string, if present.
Bot Builder Language Generation is a library to help build sophisticated bot responses with multiple phrases and context-based expressions.
Install elm-format
A library for one-to-many cross-origin communication between Window contexts, built on the postMessage API.
(Deprecated: use apg-js instead.) An ABNF Parser Generator - generates recursive-descent parsers from grammars written in a superset of Augmented Backus-Naur Form (ABNF)
Number, money and currency formatting library.
A tiny javascript type testing tool
Humanize a number (1000000 -> 1,000,000)
Javascript implementation of Curve25519
Sanity.io Prettier shared configuration
The values of accidentals in music
Local proxy server that converts any Chat Completions / Anthropic Messages API into OpenAI Responses API so Codex and Claude Code can use any LLM.
text extraction from yfm syntax into xliff format
A drop-in replacement for JSON.parse that uses `jju` to give helpful errors
Parse a PNG
Lexer / tokenizer
Convert Windows file paths to unix paths.
parse the .git/config file into a useful data structure
Runtime OIDC helpers intended for use with Vercel Functions
A Babel Plugin for use with Relay applications.
Pure-JS CRC-32
Lint files staged by git