Sandbox
1,987 repos for coding · Any agentClear
jayminwest/
mulch

Growing Expertise for Coding Agents — structured expertise files that accumulate over time, live in git, work with any agent

336
gogf/
skills

GoFrame Agent Skills empowering AI to deeply understand GoFrame conventions and best practices, generating high-quality, production-ready code.

80
skywain/
trip-planner-skill

Agent skill for AI trip planning (Claude Code · Codex · Gemini CLI · Cursor · Copilot · any SKILL.md agent) — verified, bookable itineraries: hour-by-hour days, real flight prices, offline KML maps, eight themed page designs · 旅行规划 / 行程 / 机票比价

38
codecoradev/
uteke

🧠 The Brain for Your AI — Local-first memory engine for AI agents. Store, recall, and search memories with semantic embeddings. Single Rust binary, zero config, fully offline.

238

Model router for agentic systems. Routes every prompt to the right model in <50ms. Cut costs 40-70% with just an endpoint change.

4.2k
Sahir619/
fable-method

The Fable Workflow: how Claude Fable 5 worked, distilled into skills any model can run, with the eval that keeps it honest. Think / act / prove.

2.3k
greyhaven-ai/
autocontext

a recursive self-improving harness designed to help your agents (and future iterations of those agents) succeed on any task

1.3k
JameZUK/
Arkana
JameZUK/ArkanaConnectors

Arkana - Your entire malware analysis lab, behind one AI prompt. 250+ MCP tools for binary analysis with Claude Code or other MCP

219
deepklarity/
harness-kit

A kit for building with AI agents and also the engineering patterns around it.

97
jonnyzzz/
mcp-steroid

Give your AI Agent a whole IDE, not just the files

78

A Claude Code skill bundle for bug hunting and external red-team work - 82 skills, 15 slash commands, 681 disclosed-report patterns curated across 24 core vulnerability classes, plus enterprise identity + infrastructure attack matrices.

4.4k
Gentleman-Programming/
gentle-pi

Turn Pi into el Gentleman: a senior-architect development harness with SDD/OpenSpec, subagents, strict TDD evidence, review guardrails, and skill discovery.

715
cookiy-ai/
user-research-skill

Cookiy AI Skill for AI agents (Claude, Codex, Cursor, OpenClaw) — end-to-end user research: AI interviews, synthetic users, quant surveys, participant recruitment.

1.5k
Agile-V/
agile_v_skills

Agent Skills for traceable requirements, independent verification, human approval gates, and auditable AI-assisted engineering. Supports Claude Code, Cursor, VS Code, and GitHub Copilot; ISO 9001/27001 aligned (design phase), GxP-aware.

53
netresearch/
agent-rules-skill

Agent Skill for generating AGENTS.md files following the agents.md convention | Claude Code compatible

76
withqwerty/
football-docs

Searchable football data provider documentation for AI coding agents. Like Context7 for football data.

66