Sandbox
259 repos for re · CopilotClear
OpenEvident/
vindicate

A local-first Playwright test automation toolkit for AI coding agents (Cursor, Claude Code, Copilot), with MCP tools for codegen, browser control, and recordings.

46
lostintangent/
gistpad-mcp

📓 An MCP server for managing your personal knowledge, daily notes, and re-usable prompts via GitHub Gists

206

Save 40%+ on agent token costs with code graphs: call graphs, dependency graphs, dead code detection, and blast radius analysis.

92
marvkr/
better-design

🎨 Open-source design MCP server + shadcn/ui registry — AI design systems for Claude Code, Cursor, Codex, GitHub Copilot & any MCP client. 31 brand-grade themes (Linear, Stripe, Vercel, Notion, Apple, Supabase, Figma…) + design tokens, UI principles & WCAG rules. Install any component with one command.

233
github/
gh-aw
github/gh-awHarnesses

GitHub Agentic Workflows

5.1k
mondaycom/
mcp
mondaycom/mcpConnectors

Enable AI agents to work reliably - giving them secure access to structured data, tools to take action, and the context needed to make smart decisions.

424

AI-powered E2E testing for 10 platforms. 253 MCP tools. Zero config. Works with Claude, Cursor, Windsurf, Copilot. Test Flutter, React Native, iOS, Android, Web, Electron, Tauri, KMP, .NET MAUI — all from natural language.

370
tiann/
hapi

App for Codex / Claude Code / Pi / OpenCode / Kimi Code / Grok Build, vibe coding anytime, anywhere

5k

Code-quality skills by Max Kanat-Alexander.

69
ruvnet/
metaharness

🛠️ The meta-harness for AI agents — scaffold your own focused, branded agent harness with its own npx CLI, MCP server, memory, learning loop, and witness-signed releases. Works with Claude Code, Codex, pi.dev, Hermes, OpenClaw, and RVM (hardware-isolated sandbox).

645
ykarapazar/
word-mcp-live

The only MCP server that edits Word documents while they're open — 114 tools, live editing, tracked changes, per-action undo

209

Portable Agent Skill for repository-native Spec programming, informed by public DeepSeek Harness engineering patterns.

39

Power BI AI skills and Power BI agents for Claude Code and GitHub Copilot: a plugin marketplace of Power BI skills, subagents, and hooks for semantic models, DAX, TMDL, reports, and AI dashboards. Includes Microsoft Fabric skills and Fabric agents. Weekly updates.

910
KryptosAI/
mcp-observatory

CI-native security testing for MCP servers. Attack simulation, schema drift detection, and health scoring before agents depend on them.

146
mcpjungle/
MCPJungle

One place to manage & connect to all your MCP servers

1.2k
sandraschi/
windows-computer-use-mcp

Windows Computer Use for AI Agents. Both a tool (22 MCP tools for click, type, screenshot, OCR, UI inspection) and an agent (autonomous mission engine, macro recorder, intent-based discovery, event watchers). Built with opencode (DeepSeek V4). Ships as MCP server, web UI, and Tauri desktop app.

37

Free, open-source AI writing humanizer and detector. 55 patterns, 5 voices, a 0-100 AI-tell score, and nothing leaves your machine.

227
rse/
ase
rse/asePlugins

Agentic Software Engineering (ASE)

52
KbWen/
agentic-os

Governance framework for AI coding agents. It runs them through a five-step workflow (plan, build, review, test, ship) where no step counts as done without evidence. Drop-in rules and guardrails for Claude Code, Codex, Cursor, Copilot, and Antigravity, via AGENTS.md.

164
datachain-ai/datachainFrameworks & SDKs

The Context Layer for unstructured data: typed, versioned datasets over S3, GCS, Azure

2.8k