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.
Puppeteer
Node.js library for automating Chrome and Firefox over the DevTools Protocol and WebDriver BiDi
p-queue
Promise queue with concurrency control, interval-based rate limiting, and priority scheduling for async tasks.
GSAP
The industry-standard JavaScript animation library for tweening CSS, SVG, canvas, and UI with rock-solid cross-browser reliability.
conf
Simple, schema-validated config file persistence for Node.js apps and CLI tools
electron-devtools-installer
Installs Chrome DevTools extensions like Redux and React DevTools directly into Electron apps.
Orama
A dependency-free full-text, vector, and hybrid search engine that runs entirely in JavaScript.
fastest-levenshtein
The fastest JavaScript/TypeScript implementation of Levenshtein edit distance
Mastra Core
The TypeScript framework for building AI agents, workflows, and RAG apps with unified access to 40+ LLM providers.
Remeda
A TypeScript-first utility library with data-first and data-last function variants, lazy pipe evaluation, and fully typed transformations.
msgraph-sdk-javascript
Official Microsoft Graph JavaScript SDK for calling the Graph API from Node.js and the browser.
json-2-csv
Converts arrays of JSON documents to RFC 4180 compliant CSV and back, with native support for nested sub-documents.
gridstack.js
A dependency-free TypeScript library for building draggable, resizable, responsive dashboard grid layouts in the browser.