Sandbox
205 repos for os · Claude CodeClear
fastly/
mcp
fastly/mcpConnectors

Model Context Protocol (MCP) server for AI-powered Fastly CDN management.

39
aakashg/
pm-claude-code-setup

Ready-to-use CLAUDE.md and starter skill for product managers using Claude Code.

154
holaboss-ai/
holaOS

Open-source agentic workspace enterprises can make their own. Connect the systems you already run — 100+ integrations, MCP, chat tools, apps, browser, local files — with shared memory. Any agent (Claude Code, Codex), any model, or BYOK. Set up in clicks, not months. Local-first: your data never leaves your machines.

11k

YAO = Yielding AI Outcomes. A rigorous engineering, evaluation, governance, and portability system for reusable agent skills.

2.6k

Claude Code skills for journalism, media, and academia - verification, FOIA, data journalism, academic writing, and more

391
zhiyuzi/
Signex

Personal intelligence agent powered by Claude Code. Describe what to watch, it collects, analyzes, and learns — with extensible sensors and lenses.

98
getnao/
sylph
getnao/sylphHarnesses

The open-source company brain. Run your entire company with AI agents, skills, and a self-improving context.

196
FuzzingLabs/
mcp-security-hub

A growing collection of MCP servers bringing offensive security tools to AI assistants. Nmap, Ghidra, Nuclei, SQLMap, Hashcat and more.

784
ReinaMacCredy/
maestro

Local-first coordination for human and agent work: durable work, decisions, dispatches, evidence, and prompt-first methods, powered by TypeScript and Bun.

232

Cross-platform desktop widget + CLI for real-time Claude Code (and opt-in OpenAI Codex) usage — session/weekly limits, cost, forecasts, burn alerts, 11 themes. One pip install (Linux/macOS/Windows).

49

Talk to Ableton Live 12 through your AI client. Build, edit, listen, compare, and learn from your choices — 474 tools across 57 domains.

69

Lightweight Agent Workstation for Codex CLI + Claude Code — with task scheduler, git worktree & remote control

915
w0h1v/
mcp-shodan

MCP server for Shodan — search internet-connected devices, IP reconnaissance, DNS lookups, and CVE/CPE vulnerability intelligence. Works with Claude Code, Codex, Gemini CLI, and Claude Desktop.

166
damionrashford/
RivalSearchMCP

Deterministic research MCP server on FastMCP 3 — 5-engine web search, 9-platform social search, 6 academic DBs, news aggregation, entity profiles, conflict detection, document analysis. No API keys. No in-server LLM. Structured outputs for agent chaining.

129

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 with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0

33k

Never stop coding. Free MIT AI gateway: one endpoint, 352 providers (150+ free), 1200+ models Kimi, Claude, GPT, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex, Cursor, OpenCode, Cline & Copilot. Quota-aware auto-fallback, RTK+Caveman compression saves 15-95% tokens, MCP/A2A, Desktop/PWA. Built by 550+ contributors

64k
ComposioHQ/
composio

Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.

30k
oraios/
serena
oraios/serenaConnectors

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

29k
Donchitos/
Claude-Code-Game-Studios

Turn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a complete coordination system mirroring real studio hierarchy.

25k
microsoft/
mcp-for-beginners
microsoft/mcp-for-beginnersTutorials & Guides

This open-source curriculum introduces the fundamentals of Model Context Protocol (MCP) through real-world, cross-language examples in .NET, Java, TypeScript, JavaScript, Rust and Python. Designed for developers, it focuses on practical techniques for building modular, scalable, and secure AI workflows from session setup to service orchestration.

17k