Open source registry
A ranked shortlist of open-source AI agent skills across coding, research, finance, presentation, data, browser automation, and workflow automation use cases.
Developers and teams looking for reusable open-source capabilities that agents can inspect, compare, and install. Ranked from the OpenAgentSkill index using quality, trust, freshness, adoption, and install readiness.
Search intent
These pages are generated from real registry records. The list below is not a generic article; every row links to a skill profile with install, trust, audit, and risk fields.
A comprehensive library of over 1,273 agentic skills for various AI coding assistants, featuring clear documentation and installation instructions.
Excellent quality, 42K stars, and a 36 use-case fit score.
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$ npx skills add sickn33/antigravity-awesome-skills🚀 PR Agent: The Original Open-Source PR Reviewer. This project It is not the Qodo free tier.
Excellent quality, 12K stars, and a 32 use-case fit score.
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$ npx skills add The-PR-Agent/pr-agent🎨 Local-first, open-source Claude Design alternative. 🖥️ Native desktop app. ⚡ 259+ Skills · ✨ 142+ Design Systems 🖼️ Web · desktop · mobile prototypes · slides · images · videos · HyperFrames 📦 Sandboxed preview · HTML/PDF/PPTX/MP4 export 🤖 Claude Code / OpenClaw / Codex / Cursor / OpenCode / Qwen / Copilot / Hermes / Kimi & 17+ CLIs.
Excellent quality, 75K stars, and a 31 use-case fit score.
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$ npx skills add nexu-io/open-designGit with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD
Excellent quality, 56K stars, and a 30 use-case fit score.
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$ npx skills add go-gitea/giteaHarness Open Source is an end-to-end developer platform with Source Control Management, CI/CD Pipelines, Hosted Developer Environments, and Artifact Registries.
Excellent quality, 37K stars, and a 30 use-case fit score.
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$ npx skills add harness/harness🦔 PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, data warehouse, a CDP, and an AI product assistant to help debug your code, ship features faster, and keep all your usage and customer data in one stack.
Excellent quality, 35K stars, and a 30 use-case fit score.
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$ npx skills add PostHog/posthogContinuous Profiling Platform. Debug performance issues down to a single line of code
Excellent quality, 11K stars, and a 29 use-case fit score.
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$ npx skills add grafana/pyroscopeOpen-source & free — Battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in fine-tuned ruleset (NPE, thread-safety, XSS, SQL injection), OpenAI & Anthropic compatible.
Excellent quality, 9.8K stars, and a 28 use-case fit score.
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$ npx skills add alibaba/open-code-reviewAgentic orchestrator for parallel coding agents — plans tasks, spawns agents, and autonomously handles CI fixes, merge conflicts, and code reviews.
Excellent quality, 7.9K stars, and a 28 use-case fit score.
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$ npx skills add ComposioHQ/agent-orchestratorGoCD - Continuous Delivery server main repository
Excellent quality, 7.4K stars, and a 28 use-case fit score.
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$ npx skills add gocd/gocdReverse Engineering / Authorized Penetration Testing / Security Research Skill Router Pack AI-powered routing + On-demand toolchain bootstrapping + Self-evolving knowledge base Supports Claude Code, Kiro, Cursor, Cline, and other AI coding clients 逆向/渗透/安全技能路由包 - AI 自动路由 + 按需自举工具链 + 自动进化经验库 | 支持 Claude Code / Kiro / Cursor / Cline 等代码 AI 客户端
Excellent quality, 6.9K stars, and a 28 use-case fit score.
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$ npx skills add zhaoxuya520/reverse-skillThe open source coding agent.
Excellent quality, 175K stars, and a 28 use-case fit score.
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$ npx skills add anomalyco/opencodeCoding articles to level up your development skills
Excellent quality, 128K stars, and a 28 use-case fit score.
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$ npx skills add Chalarangelo/30-seconds-of-codeJavaScript API for Chrome and Firefox
Excellent quality, 95K stars, and a 28 use-case fit score.
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$ npx skills add puppeteer/puppeteerLightweight coding agent that runs in your terminal
Excellent quality, 91K stars, and a 28 use-case fit score.
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$ npx skills add openai/codexA single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.
Excellent quality, 175K stars, and a 28 use-case fit score.
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$ npx skills add multica-ai/andrej-karpathy-skillsOpen-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia
Excellent quality, 80K stars, and a 28 use-case fit score.
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$ npx skills add hoppscotch/hoppscotchAI coding assistant skill (Claude Code, Codex, OpenCode, Cursor, Gemini CLI, and more). Turn any folder of code, SQL schemas, R scripts, shell scripts, docs, papers, images, or videos into a queryable knowledge graph. App code + database schema + infrastructure in one graph.
Excellent quality, 76K stars, and a 28 use-case fit score.
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$ npx skills add safishamsi/graphifyProduction-grade engineering skills for AI coding agents.
Excellent quality, 69K stars, and a 28 use-case fit score.
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$ npx skills add addyosmani/agent-skillsCLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies
Excellent quality, 64K stars, and a 27 use-case fit score.
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$ npx skills add rtk-ai/rtkomo/lazycodex: The coding agent for tokenmaxxers;the one and only agent harness for complex codebases. For your Codex, for your OpenCode
Excellent quality, 63K stars, and a 27 use-case fit score.
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$ npx skills add code-yeongyu/oh-my-openagentfrom vibe coding to agentic engineering - practice makes claude perfect
Excellent quality, 61K stars, and a 27 use-case fit score.
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$ npx skills add shanraisshan/claude-code-best-practiceTerraform enables you to safely and predictably create, change, and improve infrastructure. It is a source-available tool that codifies APIs into declarative configuration files that can be shared amongst team members, treated as code, edited, reviewed, and versioned.
Excellent quality, 49K stars, and a 27 use-case fit score.
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$ npx skills add hashicorp/terraformAI productivity studio with smart chat, autonomous agents, and 300+ assistants. Unified access to frontier LLMs
Excellent quality, 48K stars, and a 27 use-case fit score.
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$ npx skills add CherryHQ/cherry-studioA curated list of awesome skills, hooks, slash-commands, agent orchestrators, applications, and plugins for Claude Code by Anthropic
Excellent quality, 48K stars, and a 27 use-case fit score.
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$ npx skills add hesreallyhim/awesome-claude-codeOpensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
Excellent quality, 45K stars, and a 27 use-case fit score.
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$ npx skills add usebruno/brunoAPI Documentation Browser
Excellent quality, 39K stars, and a 27 use-case fit score.
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$ npx skills add freeCodeCamp/devdocsLightning-fast and Powerful Code Editor written in Rust
Excellent quality, 39K stars, and a 27 use-case fit score.
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$ npx skills add lapce/lapceTeams-first Multi-agent orchestration for Claude Code
Excellent quality, 37K stars, and a 27 use-case fit score.
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$ npx skills add Yeachan-Heo/oh-my-claudecodeAcademic Research Skills for Claude Code: research → write → review → revise → finalize
Excellent quality, 36K stars, and a 27 use-case fit score.
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$ npx skills add Imbad0202/academic-research-skillsSelection method
OpenAgentSkill scores each candidate against the workflow keywords, then balances fit with GitHub stars, quality signals, trust profile, Agent Proven outcome evidence, maintenance freshness, and whether there is a clear install path.
The ranking combines workflow fit, quality score, trust profile, GitHub adoption, maintenance freshness, and whether a clear install path exists.
No. Treat the list as a shortlist, open the skill detail page, inspect the repository and license, then test the install command in a sandbox workflow.
Yes. Use /api/skills/search with the related task or /api/agent/rankings?slug=best-open-source-ai-agent-skills-skills to fetch ranked skill data.