Sandbox
151 repos for witness · CopilotClear
CodelyTV/
agent-harness

Our agent harness: Skills, plugins, hooks, and utilities to improve the quality of your agent.

261
Dynatrace/
dynatrace-for-ai

Skills, prompts, and instructions for building AI agents on top of Dynatrace production context

137

Atari Lynx emulator, debugger, and embedded MCP server for macOS, Windows, Linux, BSD and RetroArch.

74
LottieFiles/
motion-design-skill

Universal motion design principles for AI agents — timing, easing, choreography, and Disney animation principles adapted for UI

1.6k

TAKT Agent Koordination Topology - Define how AI agents coordinate, where humans intervene, and what gets recorded — in YAML

1.3k

CLI, MCP server, and npm library that turns any website into an API — no docs, no SDK, no browser.

125
i-dot-ai/
lex
i-dot-ai/lexConnectors

UK legal API for AI agents and researchers.

69
drvoss/
everything-copilot-cli

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

46
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
idavidov13/
agentic-playwright

Production-grade Playwright + TypeScript Scaffold for Agentic Testing. Harness for all major AI coding agents baked in.

163

Minimal Postgres editor for speed, collaboration, and AI

148

PC Engine / TurboGrafx-16 / SuperGrafx / PCE CD-ROM² emulator, debugger, and embedded MCP server for macOS, Windows, Linux, BSD and RetroArch.

237
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
microsoft/
Dataverse-skills

Microsoft Dataverse skills for AI coding agents. Wraps the Dataverse MCP server, Dataverse CLI, Python SDK, and PAC CLI behind specialist skills for building, querying, deploying, and administering Dataverse environments.

218

Emdash is the Open-Source Agentic Development Environment (🧡 YC W26). Run multiple coding agents in parallel. Use any provider.

5.7k

MCP Aggregator, Orchestrator, Middleware, Gateway in one docker

2.7k
HoangYell/
markdy-com

🎬 Open-source animated architecture diagrams as code. Diagram-native DSL, 17 layout engines, Web Animations API, and MCP server for AI agents.

93
ChesterRa/
cccc

Coordinate your coding agents like a group chat — read receipts, delivery tracking, and remote ops from your phone. One pip install, zero infrastructure. A production‑minded orchestrator for 24/7 workflow

1.1k
ZengLiangYi/
ChatCrystal

Local-first AI PKM for coding conversations: import Claude Code/Cursor/Codex, distill notes, semantic search, tag graph, MCP memory.

58

Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.

3.3k