The API to search, scrape, and interact with the web at scale. 🔥

JavaScript API for Chrome and Firefox

React and Next.js performance guidance for writing, reviewing, and refactoring production UI code.

A portable AI agent skill that enhances AI-generated user interfaces with better layout, typography, motion, and spacing to avoid generic outputs.

Lightweight coding agent that runs in your terminal

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 160,000+ scientists worldwide. 140 ready-to-use skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.

A versatile command-line tool for interacting with Google Workspace APIs, designed for both human users and AI agents.

A curated collection of 1000+ agent skills from official dev teams and the community, compatible with Claude Code, Codex, Gemini CLI, Cursor, and more.

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.