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.
Pydantic
Data validation and settings management using Python type hints, backed by a Rust core.
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.
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.
Mastra Core
The TypeScript framework for building AI agents, workflows, and RAG apps with unified access to 40+ LLM providers.
msgraph-sdk-javascript
Official Microsoft Graph JavaScript SDK for calling the Graph API from Node.js and the browser.
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
arxiv.py
A typed Python client for the arXiv API, handling pagination, retries, and Atom feed parsing.
sns-payload-validator
Verifies AWS SNS message signatures for HTTP/S and Lambda payloads.
GraphQL Inspector Core
The programmatic engine behind GraphQL Inspector for schema diffing, breaking-change detection, and document validation.
lightGallery
A modular, responsive lightbox gallery plugin for images and video, with official React, Vue, and Angular wrappers.
jsts
JavaScript port of the Java JTS Topology Suite for spatial predicates, geometry operations, and OGC Simple Features processing.