381,784 Collected SKILL.md files

Explore AI Agent Skills & Claude Prompts

Discover open-source agent skills for Claude Code, Codex, ChatGPT, and any tool that uses SKILL.md.

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Showing 12 of 14 skills
edmundmiller

zbench

by edmundmiller
star 62

Benchmark interactive zsh performance with zsh-bench and track regressions. Use when benchmarking shell startup, comparing zsh latency after config changes, investigating slow shell, or running git bisect on performance. Trigger phrases: "benchmark zsh", "shell is slow", "zbench", "zsh-bench", "shell startup time", "profile zsh", "zsh performance".

navigation main article SKILL.md
schedule Updated 19 days ago
edmundmiller

nix-platform-specific-options

by edmundmiller
star 62

Write Nix modules with platform-specific options (NixOS vs Darwin) without infinite recursion. Use when mkIf causes evaluation errors or options don't exist across platforms.

navigation main article SKILL.md
schedule Updated 4 months ago
edmundmiller

nix-rebuild

by edmundmiller
star 62

Rebuild nix-darwin/NixOS system after dotfiles changes. Use when config files managed by Nix (lazygit, ghostty, etc.) need to be regenerated, or after editing any .nix file in the dotfiles repo.

navigation main article SKILL.md
schedule Updated 4 months ago
edmundmiller

dagster-per-asset-healthchecks

by edmundmiller
star 62

Split a monolithic Dagster job into per-asset schedules with individual healthchecks.io pings. Use when adding monitoring to Dagster assets, splitting a catch-all job, or wiring per-job healthchecks into the Nix bugster module.

navigation main article SKILL.md
schedule Updated 3 months ago
edmundmiller

ghostty-config

by edmundmiller
star 62

Use when configuring Ghostty terminal emulator, working with ghostty config files, or looking up Ghostty settings and options.

navigation main article SKILL.md
schedule Updated 3 months ago
edmundmiller

amoxide-project-aliases

by edmundmiller
star 62

Use amoxide for project-local .aliases and optional profiles when commands are simple, trusted, and useful to agents without shadowing zsh aliases.

navigation main article SKILL.md
schedule Updated 1 month ago
edmundmiller

tmux-status-debug

by edmundmiller
star 62

Debug and test tmux pane status detection for AI agents (opencode, claude, amp). Use when patterns aren't matching, status icons are wrong, or adding new detection patterns.

navigation main article SKILL.md
schedule Updated 4 months ago
edmundmiller

linear

by edmundmiller
star 62

Read-only Linear issue access via the Linear GraphQL API.

navigation main article SKILL.md
schedule Updated 4 months ago
edmundmiller

jj-history-investigation

by edmundmiller
star 62

Investigate jj commit history, split commits, annotate file changes, and clean up redundant commits. Use when debugging history, splitting large commits, or rewriting shared history.

navigation main article SKILL.md
schedule Updated 4 months ago
edmundmiller

ast-grep

by edmundmiller
star 62

Structural code search and refactoring using AST patterns. Use when searching for code patterns (not text), finding deprecated patterns, or systematic refactoring. Supports Nextflow, JavaScript, Python, and more.

navigation main article SKILL.md
schedule Updated 1 month ago
edmundmiller

jj-merge-repos

by edmundmiller
star 62

Merges two separate Jujutsu (jj) repositories into one. Use when combining repos, rebasing one repo onto another, or recovering from diverged histories.

navigation main article SKILL.md
schedule Updated 3 months ago
edmundmiller

oracle

by edmundmiller
star 62

Use Oracle to bundle prompts + files for another AI (GPT 5 Pro, etc.) when stuck, debugging, or reviewing. Also covers self-improvement — codifying learnings into agent memory and noting tool improvement ideas.

navigation main article SKILL.md
schedule Updated 3 months ago
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Browse Agent Skills by Occupation

23 major groups · 867 SOC occupations

Browse by Category

Explore agent skills organized by their primary use case

SKILLMD / CREATORS AND OCCUPATION CATEGORIES

Explore the agent skills ecosystem by occupation and creator

SkillMD is not just a keyword search box. It is an open map that organizes public skills by occupation, creator, and repository, helping you see which workflows, judgment criteria, and domain habits people are writing for AI agents.

Then follow creators and GitHub repositories back to the source: compare the skills a team maintains, whether the repo is active, and how the README frames the work before you open, install, or reuse anything.

Use it three ways: learn an unfamiliar field by occupation, study how creators organize skills, then use source context to decide what is worth opening or reusing.

01 Map a field

Browse 23 occupation groups and 867 SOC roles to learn what skills exist in adjacent domains and how they break down real work.

02 Follow creators

Use creator and repository pages to inspect maintained skill collections, recent updates, and source context before trusting a result.

03 Search with sources

Search 1.7M+ collected skills, then use occupation tags, creators, and GitHub source context to decide what is worth opening.

Start with the occupation map, then follow creators and repositories back to real code. SkillMD helps explain why a skill is worth opening, not only what it is named.

SEO KNOWLEDGE HUB & TECHNICAL OVERVIEW

Standardizing Agent Capabilities with SKILL.md and Model Context Protocol (MCP)

In the rapidly evolving landscape of artificial intelligence, LLM agents (Large Language Model agents) have transitioned from simple text predictors to autonomous problem solvers. To orchestrate complex, multi-step agentic workflows, developers require a standardized format to specify agent capabilities, prompt instructions, system rules, and database bindings. This is where SKILL.md and the Model Context Protocol (MCP) have emerged as standard developer paradigms. SkillMD serves as the central directory for indexing, exploring, and sharing these critical agent configurations.

Our open-source registry currently tracks over 1.7 million collected SKILL.md configurations and system prompts. By compiling agent configurations from active developers on GitHub, we bridge the gap between prompt engineering research and production execution. Whether you are building agents with Anthropic's Claude Code, OpenAI's GPT-4, Google's Gemini, or local models using Ollama and LlamaIndex, standardized skill definitions ensure your agents behave predictably across different runtime environments.

What is the Model Context Protocol (MCP)?

The Model Context Protocol (MCP) is an open-source standard designed to connect LLMs to data sources, developer tools, and external environments. MCP establishes a bidirectional communication channel between client applications (like Cursor, Claude Desktop, or custom agent systems) and servers hosting data or capabilities. Standardizing instructions via SKILL.md enables LLMs to query databases, read local files, execute terminal commands, and integrate third-party APIs. SkillMD allows you to find ready-to-run MCP servers and prompt instructions for various occupations and technical tasks.

The Structure of a Professional SKILL.md File

A valid SKILL.md configuration is designed to be easily read by humans and parsed by LLMs. It contains precise system instructions, trigger conditions, required parameters, and execution examples. Below is the typical architectural blueprint of a professional agent skill:

  • Metadata & Core Scope: Declares the name of the skill, author details, target models, and a description of the capability.
  • Triggers & Intent Detection: Details semantic triggers that help the agent decide when to invoke this skill.
  • System Prompts: Explicit system-level instructions that direct the agent's behavior, personality, safety guardrails, and formatting preferences.
  • Capabilities & Tools: Lists the files, databases, or APIs the agent must access to complete the tasks.
  • Few-Shot Examples: Demonstrates real inputs and outputs, helping the model generalize behavior through in-context learning.

Optimizing Agent Workflows for Modern LLMs

Writing effective agent skills requires deep knowledge of prompt engineering. With the release of advanced reasoning models like Claude 3.5 Sonnet, ChatGPT o1, and DeepSeek-V3, prompt templates must focus on structured thinking. Developers are encouraged to use XML tags (e.g., <thought>, <context>, and <rules>) to isolate execution boundaries. Standardized prompts prevent agents from suffering from context drift, ensuring that long-running tasks remain aligned with the initial system parameters.

Exploring by SOC Occupations and Creator Profiles

What makes SkillMD unique is its taxonomy. Instead of simple text search, we parse and organize files according to the Standard Occupational Classification (SOC) system. This means you can discover skills written for Computer and Mathematical roles, Business and Financial operations, Legal, Design, and and Educational Instruction fields. By tracking creator profiles, developers can study how different teams organize their custom instructions, compare version updates, and fork public configs for specialized enterprise use cases.

SkillMD operates as a high-performance index running on a fast Go backend and a highly responsive Astro SSR frontend. All search queries execute in milliseconds, featuring smart debouncing to prevent multiple API requests while keeping user data secure. Join our community of developers to standardize your AI agent instructions and optimize your LLM prompting workflows today.

8 QUESTIONS

Frequently Asked Questions

A practical guide to agent skills: what they are, how to inspect them, and how SkillMD helps you explore the ecosystem.