Sandbox
548 repos for testing · CodexClear
martinffx/
atelier

An atelier for your Agent: spec-driven workflows, deep thinking, and code quality.

46
drvoss/
everything-copilot-cli

The definitive guide & configuration system for GitHub Copilot CLI — agents, skills, rules, multi-AI orchestration, and more

46
oraios/
serena
oraios/serenaConnectors

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent

29k
microsoft/
SkillOpt
microsoft/SkillOptFrameworks & SDKs

SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, validation-gated updates, and deployable best_skill.md artifacts.

17k
htdt/godogenHarnesses

Autonomous game development for Godot, Bevy, and Babylon.js with Claude Code and Codex

6.8k
zhukunpenglinyutong/
desktop-cc-gui

Multi-engine AI coding desktop client (Tauri). Claude Code, Codex, Gemini, OpenCode, DeepSeek Harness and more in one GUI.

4.2k

🏄🏼‍♂️ The blackboard for coding agents - agentic development environment for claude code, codex, cursor, opencode, grok and more.

1.5k
AvdLee/
Xcode-Build-Optimization-Agent-Skill

An Agent Skill helping you to optimize Xcode incremental and clean builds by running benchmarks and optimizing build settings.

1.2k
matlab/
matlab-agentic-toolkit

The MATLAB Agentic Toolkit brings trusted MATLAB capabilities to AI agents, making engineering and scientific workflows agent-ready.

1k
johannesjo/
parallel-code

Run Claude Code, Codex, and Gemini side by side — each in its own git worktree

1k
AgentSkillOS/
SkillAnything

Making ANY Software Skill-Native -- Auto-generate production-ready AI Agent Skills for Claude Code, OpenClaw, Codex, and more.

472
kairyou/
agent-tools

Reusable Agent Skills, plus integrations (statusline, provider usage, vision) that install into Codex, Claude Code, and opencode.

181

Evidence-grounded repository audit CLI - deterministic scanner, MCP server, live dashboard, and a GitHub Action that posts PR diffs.

156
anhvt52/
jetpack-compose-skills

Agent skill for modern Android development with Jetpack Compose — best practices for code generation and review

96

The environment engine for agent worktrees - zero-config dep sync + port/DB/compose isolation

86
danielsogl/
lighthouse-mcp-server

MCP server that enables AI agents to perform comprehensive web audits using Google Lighthouse with 13+ tools for performance, accessibility, SEO, and security analysis.

70
mvschwarz/
openrig

Multi-agent harness that runs Claude Code and Codex together as one system

66
rlajous/
claude-code-commands

Production-ready Git workflow skills, agents, hooks, reviews, releases, and notifications for Claude Code and Codex.

30

Model Context Protocol (MCP) plugin to connect with Unity Editor — designed for Cursor, Claude Code, Codex, Windsurf and other IDEs

1.9k
uber/
ADR

ADR secures enterprise AI agents through observability, security benchmarking, and threat detection. Deployed at Uber.

1.5k