Give Your AI IDE the
Exact Context & Tools It Needs

Stop AI hallucination, outdated API calls, and context token bloat. One-click access to official llms.txt markdown documentation, copy-paste .cursorrules, and verified MCP servers.

🔍 Instant llms.txt & Token Validator

Test any remote documentation URL against Jeremy Howard's llmstxt.org v2 specification.

Verified AI Developer Contexts

Official markdown documentation, prompt instructions, and MCP configs for Antigravity, Cursor & Windsurf.

20 Verified Frameworks & APIs

Supabase

Popular
Database & BaaS

Open source Firebase alternative with Postgres database, Authentication, instant APIs, and Realtime subscriptions.

Token Size: ~32k tokens MCP: Official MCP

Stripe

High CPC
Payments & Billing

Financial infrastructure for the internet. Payments, billing, subscriptions, and financial automation.

Token Size: ~45k tokens MCP: Official MCP

Next.js 15

Essential
Fullstack Framework

The React framework for the web. Enables full-stack web applications with React Server Components and Turbopack.

Token Size: ~52k tokens MCP: Docs Only
Styling & UI

A utility-first CSS framework packed with classes that can be composed to build any design directly in your markup.

Token Size: ~22k tokens MCP: Docs Only

Shadcn UI

Most Wanted
UI Components

Beautifully designed, accessible components that you can copy and paste into your apps. Open source, customizable.

Token Size: ~29k tokens MCP: Docs Only

Playwright

Top MCP
QA & Automation

Fast and reliable end-to-end testing, scraping, and browser automation across Chromium, Firefox, and WebKit.

Token Size: ~28k tokens MCP: Official MCP

Drizzle ORM

Fast Growth
Database & ORM

TypeScript ORM that feels like writing SQL. Zero-overhead, maximum type-safety, and lightning-fast query execution.

Token Size: ~34k tokens MCP: Docs Only

Prisma ORM

Popular
Database & ORM

Next-generation Node.js and TypeScript ORM for PostgreSQL, MySQL, SQLite, SQL Server & CockroachDB.

Token Size: ~26k tokens MCP: Docs Only

Redis

High Perf
Cache & Vector DB

In-memory data structure store used as a database, cache, streaming engine, and message broker.

Token Size: ~36k tokens MCP: Official MCP

FastAPI

High Perf
Python Backend

Modern, fast (high-performance) web framework for building APIs with Python 3.8+ based on standard Python type hints.

Token Size: ~39k tokens MCP: Docs Only
Edge & Cloud

Deploy serverless code instantly across the globe with zero server maintenance, KV storage, and S3-compatible R2 storage.

Token Size: ~41k tokens MCP: Official MCP

Docker

Essential
DevOps & Containers

Accelerate how you build, share, and run modern applications across multi-cloud environments.

Token Size: ~38k tokens MCP: Official MCP

OpenAI API

Frontier
AI Models & SDK

Build next-generation applications with GPT-4o, reasoning models (o1/o3-mini), Whisper, and Embeddings.

Token Size: ~48k tokens MCP: Docs Only
AI Models & SDK

Build with Claude 3.5 Sonnet and Haiku. Industry leader in coding, reasoning, and context window efficiency.

Token Size: ~42k tokens MCP: Docs Only

Vercel AI SDK

Trending
AI SDK & Streaming

The TypeScript toolkit for building AI-powered web applications with React, Next.js, and Svelte.

Token Size: ~31k tokens MCP: Docs Only

LangChain

Ecosystem
Agent Framework

Framework for developing applications powered by large language models (LLMs) with LCEL and LangGraph.

Token Size: ~58k tokens MCP: Docs Only

Astro

Ultra Fast
Content & Web

The web framework for content-driven websites. Zero-JS by default, islands architecture, and markdown-first.

Token Size: ~27k tokens MCP: Docs Only

Hugging Face

AI Hub
Open Source AI

The platform where the machine learning community collaborates on models, datasets, and applications.

Token Size: ~50k tokens MCP: Docs Only

MongoDB

Document DB
NoSQL Database

Developer data platform that empowers builders to unleash the power of software and data with flexible document models.

Token Size: ~37k tokens MCP: Docs Only

Lemon Squeezy

Indie Favorite
Merchant of Record

Payments, tax compliance, and subscription management for software and digital product companies.

Token Size: ~24k tokens MCP: Docs Only