Agent skills, checked on GitHub
55 open-source skills (SKILL.md repos) for Claude and other AI agents. Each repo was opened and checked on 2026-10-19; stars, license and last commit come from GitHub that day.
Data is from the check date, 2026-10-19, and can change. Confirm on the repo before you install anything. Whichora links out and copies nothing from the repos. No paid listings.
Showing all 55 skills
rea (opens GitHub)
Security
An MCP and skill set for reverse engineering apps and binaries with agent help.
- Stars
- 324,983
- License
- MIT
- Last commit
- 2026-10-19
- Checked
- 2026-10-19
skills (opens GitHub)
Other
Anthropic's public repository of example Agent Skills, plus the spec-style folders they are built from.
- Stars
- 182,036
- License
- n/d
- Last commit
- 2026-10-09
- Checked
- 2026-10-19
ponytail (opens GitHub)
Code
Skills that push the coding agent toward the smallest change that works, including a whole-repo quality audit.
- Stars
- 167,121
- License
- MIT
- Last commit
- 2026-10-18
- Checked
- 2026-10-19
agent-skills (opens GitHub)
Code
A set of engineering skills for coding agents covering API design, testing, security and review workflows.
- Stars
- 108,246
- License
- MIT
- Last commit
- 2026-10-13
- Checked
- 2026-10-19
taste-skill (opens GitHub)
Design
Skills that push coding agents toward better visual design: art direction, reference images and a browser check.
- Stars
- 98,941
- License
- MIT
- Last commit
- 2026-10-19
- Checked
- 2026-10-19
archify (opens GitHub)
Design
A skill that turns an idea, plan or codebase into an interactive diagram.
- Stars
- 85,450
- License
- MIT
- Last commit
- 2026-10-19
- Checked
- 2026-10-19
career-ops (opens GitHub)
Productivity
A job-search agent that scans job boards, scores offers against your CV and helps draft applications.
- Stars
- 75,514
- License
- MIT
- Last commit
- 2026-10-18
- Checked
- 2026-10-19
diagram-design (opens GitHub)
Design
A skill for making editorial-style diagrams (architecture, flowcharts, timelines and more) from a text request.
- Stars
- 57,857
- License
- MIT
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
i-have-adhd (opens GitHub)
Productivity
A skill that shapes agent replies for readers with ADHD: next action first, numbered steps, fewer tangents.
- Stars
- 57,726
- License
- MIT
- Last commit
- 2026-10-11
- Checked
- 2026-10-19
marketingskills (opens GitHub)
Marketing
About 50 marketing skills covering CRO, copywriting, SEO, analytics and experiments.
- Stars
- 55,396
- License
- MIT
- Last commit
- 2026-10-15
- Checked
- 2026-10-19
scientific-agent-skills (opens GitHub)
Data
A large library of scientific skills (177 SKILL.md files) for fields such as biology and chemistry.
- Stars
- 52,702
- License
- MIT
- Last commit
- 2026-10-12
- Checked
- 2026-10-19
open-code-review (opens GitHub)
Code
A code review tool that mixes deterministic checks with an LLM, with a skill that lets the host agent do the review.
- Stars
- 47,598
- License
- Apache-2.0
- Last commit
- 2026-10-19
- Checked
- 2026-10-19
agents (opens GitHub)
Code
A plugin marketplace of agents and skills for Claude Code, Codex and other coding tools, from testing to accessibility.
- Stars
- 41,028
- License
- MIT
- Last commit
- 2026-10-17
- Checked
- 2026-10-19
book-to-skill (opens GitHub)
Productivity
A skill that converts a book or document (PDF, EPUB, DOCX and others) into a structured agent skill.
- Stars
- 35,284
- License
- MIT
- Last commit
- 2026-10-11
- Checked
- 2026-10-19
cli (opens GitHub)
Productivity
The Google Workspace command-line tool with skills for Drive, Gmail, Calendar, Sheets and Docs.
- Stars
- 31,657
- License
- Apache-2.0
- Last commit
- 2026-03-31
- Checked
- 2026-10-19
claude-skills (opens GitHub)
Other
A large library (about 390 skills) spanning engineering, marketing, security and more, for many coding agents.
- Stars
- 28,372
- License
- MIT
- Last commit
- 2026-08-26
- Checked
- 2026-10-19
planning-with-files (opens GitHub)
Productivity
A skill that keeps task plans, findings and progress in Markdown files so long tasks survive restarts.
- Stars
- 27,516
- License
- MIT
- Last commit
- 2026-10-17
- Checked
- 2026-10-19
pm-skills (opens GitHub)
Productivity
Over 100 product management skills and commands, from discovery to strategy and execution.
- Stars
- 27,185
- License
- MIT
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
baoyu-skills (opens GitHub)
Productivity
About 20 skills for daily AI-assisted work, including cover images, content tools and a release workflow.
- Stars
- 26,761
- License
- MIT
- Last commit
- 2026-09-10
- Checked
- 2026-10-19
distilly (opens GitHub)
Other
A skill for distilling a person's working style from source material into reusable agent profiles.
- Stars
- 25,770
- License
- MIT
- Last commit
- 2026-10-13
- Checked
- 2026-10-19
khazix-skills (opens GitHub)
Other
A Chinese-language collection of skills for goal setting, analysis and writing, including an AI-news lookup.
- Stars
- 21,494
- License
- MIT
- Last commit
- 2026-10-01
- Checked
- 2026-10-19
SkillSpector (opens GitHub)
Security
A scanner that checks agent skills for vulnerabilities and malicious patterns, with a skill to review them before install.
- Stars
- 20,506
- License
- Apache-2.0
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
notebooklm-py (opens GitHub)
Productivity
An unofficial Python API, CLI and skill for Google's NotebookLM; relies on undocumented APIs that may break.
- Stars
- 19,792
- License
- MIT
- Last commit
- 2026-10-15
- Checked
- 2026-10-19
SkillOpt (opens GitHub)
Other
A research tool that optimizes natural-language skills for an agent using training-style loops and validation gates.
- Stars
- 18,545
- License
- MIT
- Last commit
- 2026-10-18
- Checked
- 2026-10-19
Auto-claude-code-research-in-sleep (opens GitHub)
Data
Markdown-only skills for running machine-learning research workflows, from ideas to paper experiments.
- Stars
- 17,671
- License
- MIT
- Last commit
- 2026-10-17
- Checked
- 2026-10-19
ego-lite (opens GitHub)
Code
A browser built for agents to run web automation in their own spaces, separate from the user's browsing.
- Stars
- 17,637
- License
- MIT
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
brag (opens GitHub)
Marketing
A skill that turns a project you just built into a short launch video with music and share copy.
- Stars
- 16,762
- License
- MIT
- Last commit
- 2026-10-13
- Checked
- 2026-10-19
claude-obsidian (opens GitHub)
Productivity
A skill set that turns an Obsidian vault into a self-organizing knowledge base that Claude can read and update.
- Stars
- 15,633
- License
- MIT
- Last commit
- 2026-10-17
- Checked
- 2026-10-19
Skill_Seekers (opens GitHub)
Other
A tool that turns documentation sites, repos and PDFs into skills or other structured knowledge for agents.
- Stars
- 15,179
- License
- MIT
- Last commit
- 2026-09-30
- Checked
- 2026-10-19
prompt-master (opens GitHub)
Productivity
A skill that writes prompts tailored to the AI tool you plan to use.
- Stars
- 14,606
- License
- MIT
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
AI-Research-SKILLs (opens GitHub)
Data
A library of skills for AI research and engineering work, from fine-tuning to paper writing.
- Stars
- 13,674
- License
- MIT
- Last commit
- 2026-06-15
- Checked
- 2026-10-19
claude-skills (opens GitHub)
Code
67 specialized skills aimed at full-stack developers, for use with Claude Code.
- Stars
- 11,931
- License
- MIT
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
autoharness (opens GitHub)
Other
A skill layer for Claude Code that learns skills from your sessions, merges duplicates and prunes unused ones.
- Stars
- 11,139
- License
- MIT
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
drawio-skill (opens GitHub)
Design
A skill that creates draw.io diagrams from plain language, code, Terraform/Kubernetes files, SQL or OpenAPI specs.
- Stars
- 10,230
- License
- MIT
- Last commit
- 2026-10-11
- Checked
- 2026-10-19
claude-ads (opens GitHub)
Marketing
A paid-media skill set for auditing and planning ads across a dozen platforms such as Google and Meta.
- Stars
- 10,120
- License
- MIT
- Last commit
- 2026-10-17
- Checked
- 2026-10-19
html-anything (opens GitHub)
Design
An HTML editor driven by a local agent, with around 75 templates for articles, slides and posts.
- Stars
- 9,171
- License
- Apache-2.0
- Last commit
- 2026-10-13
- Checked
- 2026-10-19
oh-story-claudecode (opens GitHub)
Other
Thirteen skills for writing Chinese web novels, from market scanning to outlining and cover images.
- Stars
- 7,729
- License
- MIT
- Last commit
- 2026-10-17
- Checked
- 2026-10-19
skills (opens GitHub)
Security
Trail of Bits skills for security research, vulnerability detection and audit workflows.
- Stars
- 7,635
- License
- CC-BY-SA-4.0
- Last commit
- 2026-10-15
- Checked
- 2026-10-19
Product-Manager-Skills (opens GitHub)
Productivity
A product management skills framework based on established methods, for Claude Code and other agents.
- Stars
- 7,485
- License
- n/d
- Last commit
- 2026-10-15
- Checked
- 2026-10-19
codex-ppt-skill (opens GitHub)
Design
A skill that builds image-based PowerPoint decks from articles, notes or outlines using GPT-Image-2; needs an OpenAI API key.
- Stars
- 7,041
- License
- MIT
- Last commit
- 2026-10-13
- Checked
- 2026-10-19
preline (opens GitHub)
Design
A skill that adds Preline UI (Tailwind CSS) components and page sections to HTML through the Preline MCP server.
- Stars
- 6,493
- License
- NOASSERTION
- Last commit
- 2026-08-21
- Checked
- 2026-10-19
anti-slop (opens GitHub)
Code
Rules that tell a coding agent to avoid generic AI-looking UI, copy and code comments.
- Stars
- 6,456
- License
- MIT
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
lieflat-charts (opens GitHub)
Data
A template-driven skill that turns data into HTML charts, presentations and full-page reports.
- Stars
- 6,217
- License
- n/d
- Last commit
- 2026-10-15
- Checked
- 2026-10-19
open-seo-mcp-skills (opens GitHub)
Marketing
A free SEO MCP server with skills for keyword research, rank tracking, audits and AI-search visibility.
- Stars
- 6,063
- License
- MIT
- Last commit
- 2026-10-12
- Checked
- 2026-10-19
im-not-ai (opens GitHub)
Marketing
A Korean-language skill that detects and rewrites AI-sounding text so it reads more naturally.
- Stars
- 6,041
- License
- MIT
- Last commit
- 2026-10-12
- Checked
- 2026-10-19
skills (opens GitHub)
Code
Anthony Fu's curated collection of agent skills, including one for opening well-formed pull requests.
- Stars
- 5,982
- License
- MIT
- Last commit
- 2026-10-09
- Checked
- 2026-10-19
SenseNova-Skills (opens GitHub)
Data
Office-style skills for agents, including Excel data analysis, slide decks and deep research.
- Stars
- 5,793
- License
- MIT
- Last commit
- 2026-10-09
- Checked
- 2026-10-19
GPT-Image2-Skill (opens GitHub)
Design
A prompt gallery and skill for OpenAI image generation, including reverse-engineering prompts from reference images.
- Stars
- 5,788
- License
- MIT
- Last commit
- 2026-09-30
- Checked
- 2026-10-19
skills (opens GitHub)
Code
Skills from the .NET team to help coding agents work on C# and .NET projects, including GitHub Actions authoring.
- Stars
- 5,667
- License
- MIT
- Last commit
- 2026-10-16
- Checked
- 2026-10-19
anti-slop (opens GitHub)
Code
Oxlint rules that flag low-evidence TypeScript and JavaScript patterns, installed through a skill.
- Stars
- 5,601
- License
- MIT
- Last commit
- 2026-10-13
- Checked
- 2026-10-19
Auto-Empirical-Research-Skills (opens GitHub)
Data
A catalog of skills for empirical research in the social sciences, such as causal inference and econometrics.
- Stars
- 4,673
- License
- NOASSERTION
- Last commit
- 2026-10-15
- Checked
- 2026-10-19
claude-code-guide (opens GitHub)
Code
A community guide to Claude Code setup, commands, agents and skills, with example skills in the repo.
- Stars
- 4,666
- License
- MIT
- Last commit
- 2026-10-19
- Checked
- 2026-10-19
open-knowledge (opens GitHub)
Productivity
A local Markdown editor and wiki that works with Claude and Codex, with a skill to install and use it.
- Stars
- 4,614
- License
- GPL-3.0
- Last commit
- 2026-10-18
- Checked
- 2026-10-19
agent-sprite-forge (opens GitHub)
Design
A skill for making 2D sprite sheets, transparent PNG frames and animated GIFs for games.
- Stars
- 4,496
- License
- MIT
- Last commit
- 2026-10-06
- Checked
- 2026-10-19
baoyu-design (opens GitHub)
Design
A community port of Claude Design as an agent skill, for UI mockups and prototypes on local agents.
- Stars
- 4,414
- License
- MIT
- Last commit
- 2026-09-23
- Checked
- 2026-10-19
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