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Claude Skills

The open format is called Agent Skills and works in Claude Code, Codex, Cursor and other agents — most people know it as Claude Skills.

Every Agent Skill we could find on GitHub, deduplicated by content. 79 437 files from 1 744 authors, of which 61 785 are unique — the rest is the same skill repackaged into someone else's repository. For each one: what it weighs in tokens, whether it ships runnable scripts, and which MCP servers it needs.

61 785
unique skills
out of 79 437 files found on GitHub
17 652
are copies
same content, someone else's repository
1 737
tokens, median
what a typical skill costs you in context
7 884
name collisions
two skills with one name cannot sit side by side

47 941–48 000 of 61 785

page 800 of 1 030
Power Performance
by beriberikix

Power management and performance optimization for Zephyr RTOS. Covers system power states (Idle, Suspend, Off), device-level power management, residency hooks, and code/data relocation for speed efficiency. Trigger when optimizing battery life, reducing latency, or managing memory constraints.

3k tokens scripts
Native Sim
by beriberikix

Host-based simulation using the Zephyr native_sim board. Covers building for Linux/macOS/Windows, automated testing, host-side debugging (GDB, Valgrind), and host-target integration. Trigger when developing application logic without hardware or setting up CI/CD tests.

2k tokens scripts
Multicore
by beriberikix

Developing for multicore systems in Zephyr RTOS. Covers Symmetric Multiprocessing (SMP), Asymmetric Multiprocessing (AMP) with OpenAMP/RPMsg, inter-processor communication (IPC) patterns, and Linkable Extensions (LLEXT). Trigger when designing for SoCs with multiple homogeneous or heterogeneous cores.

4k tokens scripts
Security Updates
by beriberikix

Secure boot and firmware update workflows for Zephyr RTOS. Covers MCUboot integration, production image signing, DFU protocols (MCUmgr), fail-safe rollback mechanisms, and mbedTLS crypto basics. Trigger when implementing over-the-air (OTA) updates, securing the boot process, or managing cryptographic keys.

4k tokens scripts
Specialized
by beriberikix

Specialized hardware interfaces and system reliability for Zephyr RTOS. Covers LVGL GUI development, Audio I2S/Codecs, Watchdog timers, and Fault Injection. Trigger when building human-machine interfaces (HMI), audio devices, or high-reliability mission-critical systems.

3k tokens scripts
Storage
by beriberikix

Storage management for Zephyr RTOS. Covers Non-Volatile Storage (NVS) for persistent settings, flash partition management in Devicetree, and runtime flash layout access. Trigger when implementing persistent data storage, managing flash wear leveling, or configuring device partitions.

3k tokens scripts
Testing Debugging
by beriberikix

Testing and debugging for Zephyr RTOS. Covers the Ztest framework for unit and integration tests, the Twister test runner for automated HIL/SIM validation, and advanced tracing/debugging techniques (SystemView, Thread Analyzer, Stack analysis). Trigger when writing unit tests, setting up CI/CD pipelines, or analyzing system performance and latency.

3k tokens scripts
Zephyr Foundations
by beriberikix

Foundational skills for Zephyr RTOS development. Covers essential Embedded C patterns (BIT, CONTAINER_OF), real-time concurrency primitives (mutexes, semaphores, spinlocks), hardware literacy (datasheet-to-DTS mapping), and defensive programming. Trigger when writing core application logic, drivers, or troubleshooting foundational behavior.

3k tokens scripts
Zephyr Index
by beriberikix

Static human-browsable catalog of the Zephyr RTOS skill set. Skill selection is handled by the zephyr-agent-skills entry point and by zephyr-cli skills suggest; this index is a reference listing only, not a task skill.

3k tokens scripts
Zephyr Module
by beriberikix

Creating and integrating out-of-tree Zephyr modules. Covers module.yml configuration, Kconfig and CMake integration within a module, and West manifest inclusion. Trigger when developing reusable libraries, driver packages, or external software components for Zephyr.

2k tokens scripts
Claude Compaction Restore
by mvschwarz

Use when a Claude Code session has just compacted, is about to compact, reached context limit, resumed after /compact, or needs to rebuild its working mental model from Claude JSONL transcripts and touched files.

7k tokens scripts
Queue Handoff
by mvschwarz

Use when ending a turn, finishing a slice, blocked on another agent's work, or escalating to a human — durable work handoff via queue items so the system keeps moving across compactions, missed messages, and interruptions. Covers the hot-potato terminal-turn-rule (active work ends by passing the ball, not by going idle), default-nudge semantics, and when `--no-nudge` is appropriate for intentional cold park or human gate.

2k tokens
Openrig Skills
by mvschwarz

Use when you're operating OpenRig and don't know which skill or context applies — this is the index of what ships with OpenRig, when to reach for each, and how to load it. Start here from a cold boot when nothing else is projected.

3k tokens
Forming An Openrig Mental Model
by mvschwarz

| Use when an agent is newly oriented to OpenRig and needs to form an accurate mental model of the system fast — what rigs are, how skills load, what the topology shapes mean, what the product loop is. For agents booting into a new seat or returning to OpenRig work after time away. NOT for compaction recovery (use claude-compaction-restore for that) or for specific operational procedures.

4k tokens
Mission Slice Sop
by mvschwarz

Use when working a mission or slice: the SDLC flow (intent -> mini-requirements + proof contract -> mockups -> plan-lock -> build -> QA -> `rig proof` drops -> proof-lock), and how to track, prove, and hand off state across agents and compaction via PROGRESS.md / PROOF.md / MISSION_NOTES.md. Covers the two locks, role contracts, hot-potato queue handoff, and the `rig scope audit` backstop.

3k tokens
Messaging The Human
by mvschwarz

| When and who should send a message to the human operator, at orchestrators and PMs use discretion to send anything worth his attention (blockers, ships/completions, changes, good news); every other agent may message him ONLY for a real blocker he can personally unblock, and routes everything else through an orchestrator. Use to protect a scarce human's manage-by-exception attention. NOT for agent-to-agent coordination (send/queue a peer) or durable agent work-handoffs (use the queue to the owning seat).

1k tokens
Seat Continuity And Handover
by mvschwarz

Use when replacing a seat's occupant (rebuild/handover/swap), reasoning about stable-seat-identity vs fluid-occupant-identity, choosing an old-occupant disposition (retire/advise/shadow), or recording provenance for an occupant change. Two independent outcomes (continuityOutcome + seatBindingOutcome) and the 5 failure modes that prevent silent dishonesty.

2k tokens
Openrig User
by mvschwarz

Use when operating OpenRig with the `rig` CLI and you need the shipped command surface for identity, inventory, communication, lifecycle, specs, recovery, or agent-facing JSON output.

15k tokens
Software For Agents
by mvschwarz

| Load this FIRST, before you assume how anything here works — especially before building, modifying, or "fixing a bug" in an OpenRig or studio-box system, or when something behaves unexpectedly and you're about to treat it as a code bug. You are almost certainly NOT operating in traditional software. This (skills, instructions, bootstrap files, schemas, conventions), and most "bugs" are coherence gaps in that layer, not broken functions. Read this to form the correct mental model so your fixes land at the bug-tolerance in this model is SCOPED to agent-managed software; the OpenRig core and rigs.to stay rock-solid — see the scope block up top before you apply anything here.

3k tokens
Agent Starters
by mvschwarz

Use when creating, refreshing, packaging, inspecting, promoting, or deprecating a named per-seat starting point — Agent Starter manifest authoring, the 6-state lifecycle (captured → named → inspectable → used → promoted → deprecated), provenance honesty, and refusal rules. NOT a VM image; a managed starting point composed from agent role + startup context + optional native session source + provenance.

2k tokens
Agent Startup And Context Ingestion
by mvschwarz

Use when designing or auditing how an agent becomes useful after launch — AGENTS.md overlays, role files, skills, rig specs, workflow specs, startup checklists, refocus messages, "rig context" surface. Covers the 4 failure modes that make startup context fail (old rig spec misses current operating mode; current agents never told about new guidance; startup file as dumping ground; orchestrator transmits implementation without preserving product intent).

2k tokens
Attention Queue
by mvschwarz

Coordination primitive for OpenRig. Per-agent queue files tracking in-flight work with explicit state transitions + handoff semantics + cross-agent composition. Prevents memory-loss drops; surfaces stalls mechanically; closes the feedback loop on handed-off work. Applied liberally by every agent on every kernel-supervised rig; composed views serve human attention, orch pod-load, rig pending-work.

4k tokens
Cross Host Rig Commands
by mvschwarz

Use when issuing `rig` commands against a remote host via `--host <id>` flag (single-hop SSH to a host declared in `~/.openrig/hosts.yaml`). Covers the 4 structured failure modes (ssh-unreachable / permission-gate / remote-daemon-unreachable / remote-command-failed), the `--verify` honest pass-through (SSH success is NOT verify success), and the host-registry shape. v0 supports `rig send / capture / ps / whoami --host <id>`.

2k tokens
Human In The Loop
by mvschwarz

Use when classifying a slice closeout (auto-continue / human gate / park), routing a real decision to a human, or designing a human queue/dashboard surface. Treats humans as durable network participants with attention surfaces, queues, and decision records — escalation lands as a durable attention item, not a chat message. Approval is NOT required for every clean closeout; the default RSI conveyor continues unless an explicit human gate is reached.

1k tokens
Session Compaction And Restore
by mvschwarz

Use when reasoning about what survives compaction/context-loss/restart/seat-refresh, designing a high-fidelity restore packet, or distinguishing native runtime resume vs fork vs artifact-backed mental-model rebuild. Covers the 4 failure modes that prevent honest restore (compacted seat drops hot potato; restore packet preserves details but loses product intent; runtime resume mistaken for handover or fork; rebuilt seat starts with stale instructions).

2k tokens
Openrig Cmux
by mvschwarz

> Use when opening OpenRig fleet terminals into cmux — turning a rig, pod, mission, slice, or saved view into live agent tiles via `rig terminal --provider cmux`, or driving cmux on an agent's request. Same OpenRig view semantics as openrig-herdr (the verbs, honest-partial/degrade, read-only cross-rig, scroll/copy, same-size-only duplicates); cmux is the **best-effort** provider (herdr is the default and the proof-gated one). Prefer openrig-herdr unless cmux is specifically wanted.

1k tokens
Openrig Architect
by mvschwarz

Use when designing multi-agent topologies that run ON OpenRig — authoring RigSpec and AgentSpec files for new rigs, creating agent startup content (guidance / skills / culture), or diagnosing why a launched rig's agents aren't behaving as intended. NOT for changing OpenRig itself (use openrig-builder); NOT for ordinary CLI operation of an existing rig (use openrig-user). Covers the full authoring lifecycle from user intent to validated, launchable rig.

6k tokens
Openrig Herdr
by mvschwarz

> Use when opening OpenRig fleet terminals as a herdr wall — turning a rig, pod, mission, slice, or saved view into live interactive agent tiles via `rig terminal`, watching another rig read-only, or driving herdr on an agent's request ("open all my rigs + a mission as views"). Covers the `rig terminal open|views|status` verbs, the honest-partial/degrade reading of the result, the read-only-by-construction rail for cross-rig views, scroll/copy out of the box, and the same-size-only duplicate-pane limit. herdr is the default, proof-gated provider.

2k tokens
Rig Lifecycle
by mvschwarz

Use when reasoning about the rig lifecycle operations family (create / start / stop / resume / restore / snapshot / release / unclaim / destroy), reading or trusting `rig ps` / lifecycle projections after recovery, or designing proof for a lifecycle scenario. Covers the 4 failure modes (auto-restore creates partial rig; projections report healthier than reality; provider auth treated as impl work; resume succeeds for one runtime fails another) plus the restore-honesty rule (failed resume is FAILED loudly — no auto fresh fallback).

2k tokens
Openrig Upgrade
by mvschwarz

Use when upgrading the OpenRig CLI/daemon on a host with running rigs, especially when preserving tmux-backed agent sessions through a daemon restart or documenting hot-upgrade SOP evidence.

4k tokens
Session Source Fork
by mvschwarz

|

2k tokens
Rig Bundles And Shareable Artifacts
by mvschwarz

Use when authoring or installing a rig bundle (packaged, shareable artifact that instantiates an opinionated OpenRig topology + workflow), reasoning about the bundle vs extension boundary, or auditing a bundle for portability. Covers the 4 failure modes that prevent bundles from working anywhere but the operator's machine, and the inspect-before-install discipline.

1k tokens
Specification System
by mvschwarz

Use when authoring rig specs, agent specs, workflow specs, startup/context fragments, operating-mode declarations, or designing the user spec library. Covers the 4 failure modes (spec instantiates topology but not workflow/mode; spec depends on local paths and fails on another host; agents modify specs as one-off files instead of preserving reusable intent; validation proves YAML shape but not whether topology can run) and the validation-vs-runtime-realization distinction.

1k tokens
Topology Mutation And Seat Management
by mvschwarz

Use when changing a rig while it is alive — `rig expand` / `rig shrink` / `rig launch` / `rig remove` / `rig discover` / `rig bind` / `rig adopt` / `rig attach`. Covers the 4 failure modes (newly created seat lacks queue/startup/role; edges and permissions not updated; adopt/bind succeeds at tmux but not OpenRig identity; shrink/remove leaves stale topology references) and the rule that mutation must work while the rig is active, not just in clean fixtures.

1k tokens
Context Builder
by mvschwarz

Gather and distill context from meetings, competitors, regulatory sources, and internal discussions. Produces background.md for a feature and updates shared context docs when new knowledge is discovered.

852 tokens
Backlog Capture
by mvschwarz

Quickly capture product ideas, feature requests, or insights from meetings and conversations. Rapid documentation with smart categorization and deduplication.

510 tokens
Office Hours
by mvschwarz

YC-style product validation using six forcing questions. Pressure-tests a feature idea before it becomes a requirement — ensuring real demand, a clear wedge, and evidence behind assumptions.

1k tokens
Exec Summary
by mvschwarz

Generate a 1-2 page executive summary for a feature — orients sales, leadership, and engineering from a single document.

728 tokens
Watchdog
by mvschwarz

Use when configuring `rig watchdog` policies, authoring wake/refocus/alignment-checkpoint messages, or choosing the right intervention level for a stale-owner situation. The 3-level continuity-check stack (wake / refocus / alignment-checkpoint), the discipline that prevents cadence pollution and bureaucracy theater, and the artifact-pool loop-edge pattern for evidence-aware waking.

2k tokens
Plan Review
by mvschwarz

Multi-perspective review of a feature plan or requirements doc before development begins. Evaluates from strategy, design/UX, and engineering angles to catch gaps early.

850 tokens
Requirements Writer
by mvschwarz

Conversational intake that produces a structured requirements.md following a standardized PM schema. Enforces PM lane — no architecture, no estimates, no implementation details. Uses GIVEN/WHEN/THEN acceptance criteria.

1k tokens
UI Mockup
by mvschwarz

Create UI mockups at three fidelity levels — ASCII wireframes for quick iteration, standalone HTML mockups for delivery with requirements, and live prototypes for interaction testing.

662 tokens
Executing Plans
by mvschwarz

Use when you have a written implementation plan to execute in a separate session with review checkpoints

2k tokens
Orchestration Team
by mvschwarz

Operating manual for the orchestration pod. Covers lead vs peer roles, monitoring with rig commands, permission handling, implementation pair gating, dogfood loops, review routing, agent behavioral models, intervention discipline, and communication culture.

4k tokens
Review Team
by mvschwarz

Complete operating manual for the review pod. Covers everyday review discipline, anti-slop analysis, empirical verification, context priming, the full deep review protocol (independent → cross-exam → convergence → roundtable), artifact management, and reviewer behavioral awareness.

2k tokens
Development Team
by mvschwarz

How the development pod coordinates implementation, QA, and design without skipping gates.

1k tokens
Brainstorming
by mvschwarz

You MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior. Explores user intent, requirements and design before implementation.

2k tokens
Agent Browser
by mvschwarz

Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots, extracting data, testing web apps, or automating any browser task. Triggers include requests to "open a website", "fill out a form", "click a button", "take a screenshot", "scrape data from a page", "test this web app", "login to a site", "automate browser actions", or any task requiring programmatic web interaction.

7k tokens
Dogfood
by mvschwarz

Systematically explore and test a web application to find bugs, UX issues, and other problems. Use when asked to "dogfood", "QA", "exploratory test", "find issues", "bug hunt", "test this app/site/platform", or review the quality of a web application. Produces a structured report with full reproduction evidence -- step-by-step screenshots, repro videos, and detailed repro steps for every issue -- so findings can be handed directly to the responsible teams.

4k tokens
Test Driven Development
by mvschwarz

Use when implementing any feature or bugfix, before writing implementation code

5k tokens
Frontend Design
by mvschwarz

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.

4k tokens
Verification Before Completion
by mvschwarz

Use when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and confirming output before making any success claims; evidence before assertions always

2k tokens
Using Superpowers
by mvschwarz

Use when starting any conversation - establishes how to find and use skills, requiring Skill tool invocation before ANY response including clarifying questions

2k tokens
Writing Plans
by mvschwarz

Use when you have a spec or requirements for a multi-step task, before touching code

2k tokens
Systematic Debugging
by mvschwarz

Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes

10k tokens scripts
LLM Wiki Manager
by sametbrr

Build, maintain, and query a personal LLM-managed wiki — a markdown knowledge base where the LLM owns all writing, cross-referencing, and bookkeeping while the user curates sources. Use this skill when the user wants to (1) bootstrap a new wiki, second brain, or research notebook; (2) ingest a new source (article, PDF, paper, transcript) and update relevant entity/concept pages, the index, and log; (3) query an existing wiki and synthesize an answer with citations, filing it back if useful; (4) update the wiki when a new source supersedes a claim across multiple pages (diff-before-write sweep); (5) lint the wiki for orphan pages, broken links, index drift, or stub pages — auto-dated reports. Trigger this when the user mentions a "second brain", "research wiki", "knowledge base", or "Memex", or asks Claude to track sources across sessions. Bundles four idempotent scripts and enforces the bookkeeping discipline that makes wikis compound rather than rot.

57k tokens scripts
Codebase Index
by cris-achiardi

Automatically generate relationship and dependency maps for any component-based codebase (React, Vue, Svelte, Astro, Next.js, Angular, Solid). Auto-detects framework. Supports TOON format for 30-60% token savings. Use when indexing codebases, mapping component relationships, documenting dependencies, or understanding unfamiliar projects. Generates JSON/TOON files mapping component usage, imports, npm dependencies, utilities, CSS, and data queries.

14k tokens scripts
Codebase Index
by cris-achiardi

Automatically generate relationship and dependency maps for any component-based codebase (React, Vue, Svelte, Astro, Next.js, Angular, Solid). Auto-detects framework. Supports TOON format for 30-60% token savings. Use when indexing codebases, mapping component relationships, documenting dependencies, or understanding unfamiliar projects. Generates JSON/TOON files mapping component usage, imports, npm dependencies, utilities, CSS, and data queries.

14k tokens scripts
Problem Mapping
by cris-achiardi

Foundational problem framing for design sprints and product strategy. Based on Google Design Sprint "Understand" phase methodology. Use when teams need to establish shared understanding before ideation - defining problem statements, identifying users/stakeholders, setting success criteria, documenting constraints and assumptions, and capturing pain points. Works in solo, team synchronous, or team asynchronous modes. Creates structured problem map document as foundation for HMW exercises and solution generation.

2k tokens
Figma Component Generator
by cris-achiardi

Generate Figma component sets from source code using the figma-cli tool. This skill should be used when the user wants to create or update Figma components by reading React/CSS source files and generating matching component sets with variants, properties, and variable bindings. Invoked as a slash command with a Figma page URL or component name.

17k tokens

Claude Skills — questions

Answers built from the skills we actually parsed.

What is a Claude Skill?
A folder with a SKILL.md file: instructions that teach an agent to do one thing well, optionally with scripts and reference files alongside. The format is open and called Agent Skills — Claude Code, Codex and other agents read the same files. It is not a program you run; it is knowledge the agent loads when the task calls for it.
How is a skill different from an MCP server?
A server gives the agent new abilities — it connects to something and exposes tools. A skill gives the agent knowledge: how to use what it already has. They combine, and often literally: 11 333 of the skills here declare which MCP servers they need to work.
Why are there fewer skills here than in other catalogues?
Because we deduplicate by content. Of 79 437 files found on GitHub, 61 785 are unique — the rest is the same skill copied into someone else's repository, word for word. Catalogues that count files rather than skills show every copy as a separate entry.
What does the token count mean?
A skill is loaded into the model's context when it is used, so its size is a running cost on every request that touches it. We measure the whole folder, not just SKILL.md: one official skill is 377 tokens, another drags 83 files of fonts behind it.
How do I install a skill?
Copy the skill folder into ~/.claude/skills for personal use, or into .claude/skills inside a project. The agent picks it up by the name in the SKILL.md header — which is worth checking: 7 884 skills here share a name with another skill, and two of them cannot sit side by side.