Measuring frontier coding agents on original, long-horizon engineering tasks

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

Python tool for converting files and office documents to Markdown.

Production-grade engineering skills for AI coding agents.

Create beautiful slides on the web using a coding agent's frontend skills

Stealth Chromium that passes every bot detection test. Drop-in Playwright replacement with source-level fingerprint patches. 30/30 tests passed.

Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing…

Learn it. Build it. Ship it for others.

Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini C…

817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works w…

The agent that grows with you

ALL IN ONE Hacking Tool For Hackers

Fast and accurate AI powered file content types detection

Skills for Real Engineers. Straight from my .agents directory.

A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.

CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

from vibe coding to agentic engineering - practice makes claude perfect

Agent skills for Obsidian. Teach your agent to use Obsidian CLI and open formats including Markdown, Bases, JSON Canvas.

Create stunning demos for free. Open-source, no subscriptions, no watermarks, and free for commercial use. An alternative to Screen Studio.

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

🐹 Clean, uninstall, analyze, optimize, and monitor your Mac.

Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA

AI agents running research on single-GPU nanochat training automatically

Official, Anthropic-managed directory of high quality Claude Code Plugins.

Specification and documentation for Agent Skills

Public repository for Agent Skills

💫 Toolkit to help you get started with Spec-Driven Development

An agentic skills framework & software development methodology that works.

Google Workspace CLI — one command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and more. Dynamically built from Google Discovery Service. Includes AI agent skills.