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.
diff
A battle-tested JavaScript library for computing and applying text diffs at the character, word, line, sentence, CSS, or JSON level.
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.
JSON-Patch
Lean, high-performance RFC 6902 JSON Patch and JSON Pointer implementation for applying, generating, validating, and observing diffs between JSON documents.
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.
@rushstack/eslint-patch
A runtime monkey-patch that gives ESLint monorepo-friendly module resolution, custom shareable-config naming, and bulk suppression tooling for legacy lint violations.
Mastra Core
The TypeScript framework for building AI agents, workflows, and RAG apps with unified access to 40+ LLM providers.
similar
A dependency-free Rust diffing library with Myers, Patience, Histogram, and LCS algorithms
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
jsondiffpatch
Diff and patch JavaScript objects with compact deltas, smart array diffing, and pluggable output formatters.