CSS Object Model implementation and CSS parser

JSON Safe Parser & Schema Validator

A CSS parser, transformer, and minifier written in Rust

Fixes stack traces for files with source maps

Webpack plugin that gives ability to add callback before build (or at any other event hook). Can stop compilation by condition.

SPL Token Program JS API

Accelerate HTML5 playable ad development and production across different ad networks, with a single tool, which offering both a streamlined CLI and a flexible API.

ContractCase core function plugin, allowing validation of arbitrary functions

Microsoft Application Insights properties (Part A) plugin

TypeScript loader for webpack

Check if the character represented by a given Unicode code point is fullwidth

Vite plugin to build your Hono app

JSON Web Token implementation (symmetric and asymmetric)

ts-unused-exports finds unused exported symbols in your Typescript project

Universal provider proxy for OpenAI Codex & Claude Code — use any LLM with Codex CLI/App/SDK and Claude Code

Core engine for Kubb. Provides the plugin driver, file manager and build orchestration used by every Kubb plugin.

A collection of utility libraries used by other Facebook JS projects

The Serverless Dashboard plugin

takes json-cov output into stdin and POSTs to coveralls.io

Generic build of Mozilla's PDF.js library.