Sandbox
823 repos for β€œtooling” Β· CodexClear
osovv/
grace-marketplace

GRACE (Graph-RAG Anchored Code Engineering): open Agent Skills for contract-driven AI code generation with semantic markup, knowledge graphs, and support for Claude Code, Codex CLI, and Kilo Code.

240
arcee-ai/
nac
arcee-ai/nacHarnesses

Give AI agents ambitious work without losing the plot. nac is an open-source harness for long-running tasks, using a central orchestrator, threads, and structured episodes to stay aligned with your intent.

234

Project memory for coding agents and humans: the reasoning behind a codebase as Markdown in the repo, versioned by Git, so nothing rejected is proposed twice. No database, no daemon, no account.

155

🌊 Lagune is your security copilot as you build, your Blue Team when you audit, whether you're a developer or not (no API key needed).

148
jgravelle/
jdatamunch-mcp

Token-efficient MCP server for tabular data retrieval. Index CSV/Excel files, query rows, aggregate β€” 99%+ token savings vs raw file reads.

81
archcore-ai/
plugin

Spec-driven development and context engineering for Claude Code, Cursor, Codex, and GitHub Copilot β€” backed by project context in Git.

54
swarmclawai/
andrej-karpathy-skills

Karpathy-inspired coding-agent guidelines packaged for Claude Code, Codex, Cursor, Gemini, OpenCode, Aider, Copilot, OpenClaw, and any AGENTS.md or Agent Skills-compatible agent.

46

11 go-to-market skills for AI and technical founders β€” positioning, pricing, partnerships, enterprise sales, PLG, AI GTM, and board communication.

42

πŸ”Š Hear how developers actually pronounce kubectl, nginx, GIF & 1,900+ tech terms. Sourced dictionary + CLI + VS Code + GitHub Action + MCP + Agent Skill.

39

Free, portable AI agent skills and plugins for Codex, Claude Code, and Agent Skills clients by Slopware Engineer (@aienginerd). Home of the MSW Kernel for Minimum Sufficient Work.

35
girofu/
skill-fetch

Multi-registry skill discovery and installation for AI coding agents β€” search 9 sources, score, paginate, and install agent skills with security labels

30
NVIDIA/
SkillSpector

Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, security risks, prompt injection, data exfiltration, and supply-chain risks in Claude Code, Codex, and MCP skills before you install them.

17k

Fast, local-first web content extraction for LLMs. Scrape, crawl, extract structured data β€” all from Rust. CLI, REST API, and MCP server.

2.3k
shinpr/
mcp-image

MCP server for AI image generation and editing with automatic prompt optimization and quality presets. Supports Nano Banana (Gemini), OpenAI GPT Image, and BytePlus Seedream.

161
ScaleBrick/
founder-marketing-skills

Open-source marketing skills for founders. Keyword research, growth strategy, social search audit, competitor analysis. Install with npx skills.

95

Evidence-first reading for AI agents β€” turn articles, books and PDFs into traceable claims, evidence, source locations and knowledge maps.

49
m0n0x41d/haftConnectors

Engineering decisions engine that know when they're stale. Frame, compare, decide β€” with evidence decay and parity enforcement. For Claude Code, Cursor, Gemini CLI, Codex and more.

1.4k
bybit-exchange/
svg-diagram

Agent skill that draws architecture, flowchart, sequence, data-flow and lifecycle diagrams as hand-placed SVG, to one linted house style.

422
taisly/
agent
taisly/agentConnectors

Taisly Agent Kit: MCP server, CLI, SDK, and agent docs for publishing videos to TikTok, Reels, Shorts, X, and Facebook.

219
khendzel/
skills-janitor

Tinder for your Claude Code skills, subagents and MCP servers. Swipe away what wastes context, scan for prompt injection, get honest token costs. Fixes what it finds and actually deletes. Zero dependencies, Claude Code + Codex.

117
youdotcom-oss/
agent-skills

You.com skills and plugins for web search, content extraction, research, finance, and integration discovery, helping AI agents build with up-to-date web context.

67

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

Battle-tested Claude Code, OpenAI Codex, Cursor configs, plugins, hooks and agents with Kimi, MiniMax and GLM API support.

1.1k
Asymptote-Labs/
agent-beacon

Agent Beacon is the world's first open-source telemetry layer for AI agents wherever they run: locally, in CI, in the browser, or in the cloud.

391