Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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typescript-eslint
The official meta-package bundling the TypeScript ESLint parser, plugin, and rule presets behind a single typed config() helper.
Express
The fast, unopinionated, minimalist web framework for Node.js
Commander.js
The complete, battle-tested framework for building Node.js command-line interfaces.
Oxlint
Rust-based JavaScript/TypeScript linter that runs 50-100x faster than ESLint, with zero configuration required.
Electron
Build cross-platform desktop apps with JavaScript, HTML, and CSS on Chromium and Node.js
Hono
A small, ultrafast web framework built on Web Standards that runs identically everywhere.
SWC
Rust-based JavaScript/TypeScript compiler, a drop-in super-fast alternative to Babel
yargs
The modern, pirate-themed command-line argument parser and command framework for Node.js
mocha
The classic, battle-tested JavaScript test framework for Node.js and the browser, built around flexible async testing and pluggable reporters.
NestJS
A progressive Node.js framework for building efficient, scalable, and maintainable server-side applications in TypeScript.
svgo
A Node.js library and command-line tool that optimizes SVG files by removing redundant markup through a configurable plugin pipeline.
nest-cli
Scaffolds, builds, and serves NestJS applications through schematics-driven code generation and pluggable compiler backends.
napi-rs
Build precompiled Node.js add-ons in Rust via Node-API, no node-gyp required
js-beautify
Reformats and re-indents JavaScript, HTML, and CSS into clean, readable code
jest-junit
A Jest reporter that converts test results into JUnit-compatible XML for CI dashboards and test-analytics tools.
Mastra Core
The TypeScript framework for building AI agents, workflows, and RAG apps with unified access to 40+ LLM providers.
oclif Core
The Node.js framework that powers Salesforce CLI and Heroku CLI, providing flag parsing, help generation, and a plugin system for building CLIs.
verdaccio
A lightweight, zero-config-required private npm registry with built-in caching and proxying of public registries.
Redux DevTools Extension
Store enhancer that connects Redux apps to the Redux DevTools browser extension
grammY
The modern TypeScript framework for building Telegram bots on Node.js and Deno
npm
The default command-line package manager for Node.js and the JavaScript ecosystem
Peggy
Parser generator for JavaScript using parsing expression grammars (PEG)
Fiber
An Express-inspired Go web framework built on Fasthttp for zero-allocation, extreme-performance HTTP servers.
graphql-yoga
A fully-featured, spec-compliant GraphQL server built on the WHATWG Fetch API, running anywhere from Node to Cloudflare Workers.
