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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AI SDK
Provider-agnostic TypeScript toolkit for building AI apps and agents with any LLM.
Winston
A battle-tested Node.js logging library with pluggable transports, custom formats, and multiple log levels.
Prisma Client
Auto-generated, type-safe database client for Node.js and TypeScript.
fast-xml-parser
Pure-JS XML parser, builder, and validator with no C/C++ bindings and no callbacks
Chai
BDD/TDD assertion library for Node.js and the browser, framework-agnostic
validator.js
A dependency-free library of 100+ string validators and sanitizers for Node.js and the browser.
GSAP
The industry-standard JavaScript animation library for tweening CSS, SVG, canvas, and UI with rock-solid cross-browser reliability.
electron-devtools-installer
Installs Chrome DevTools extensions like Redux and React DevTools directly into Electron apps.
deep-equal
A standalone port of Node's own assert.deepEqual algorithm, giving spec-accurate deep equality checks in Node and the browser alike.
Mastra Core
The TypeScript framework for building AI agents, workflows, and RAG apps with unified access to 40+ LLM providers.
rust-pretty-assertions
Drop-in replacements for Rust's assert_eq! and assert_ne! that print colorful, side-by-side diffs instead of raw Debug dumps.
msgraph-sdk-javascript
Official Microsoft Graph JavaScript SDK for calling the Graph API from Node.js and the browser.
assert
Node.js's assert module, ported to run in browsers and bundlers
gridstack.js
A dependency-free TypeScript library for building draggable, resizable, responsive dashboard grid layouts in the browser.
npm
The default command-line package manager for Node.js and the JavaScript ecosystem