For developers

Verify implementation matches OpenSpec change artifacts. An agent skill from Fission-AI/OpenSpec.

Fission-AI/OpenSpec

Write docstrings for PyTorch functions and methods following PyTorch conventions.

pytorch/pytorch

Answers questions about a codebase by searching a prebuilt knowledge graph of its files, functions, classes and dependencies, not by rereading every source file.

Egonex-AI/Understand-Anything

Drives a real browser through the omowright library, either the user's own signed-in browser or a separate browser the code launches, for forms, QA, screenshots and scraping.

code-yeongyu/oh-my-openagent

ACTIVATE when the user works on authentication in Laravel. An agent skill from coollabsio/coolify.

coollabsio/coolify

Plan a huge chunk of work — more than one agent session can hold — as a shared map of decision tickets on your issue tracker, and resolve them one at a time until the way to the destination is clear.

bestofjs/bestofjs

Creates branded diagrams, from architecture, flowchart and sequence to charts and maps, as self-contained HTML with inline SVG, with import from draw.io, Mermaid and Excalidraw.

cathrynlavery/diagram-design

Rebuilds the object in a reference image as a procedural, animation-ready Three.js model written entirely in code, using staged sculpting with quality checks.

img2threejs/img2threejs

Helps understand and write EAS workflow YAML files for Expo projects.

CherryHQ/cherry-studio-app

Tells the agent where new code belongs in an Electron multi-process project and which APIs each process may use, with rules for new bridges, services, agents and workers.

iOfficeAI/AionUi

Bumps the pinned v8 and rusty_v8 versions in Codex, validates the release-candidate path with the v8-canary check, and traces failures to upstream build changes.

openinterpreter/openinterpreter

Finds every LLM workflow in a repository, proposes a labeling table and, once you agree, wires labels so Caveman Cloud groups spend per workflow.

JuliusBrussee/caveman

Turns natural-language code queries into ast-grep rules for structural search, testing each rule against an example file before running it on a codebase.

warp-drive-data/warp-drive

A skill your agent uses for Laravel MCP development. An agent skill from coollabsio/coolify.

coollabsio/coolify

Scores SKILL.md files on a nine-dimension rubric, then improves them in a keep-or-revert loop with independent judge agents, test prompts, git history and human checkpoints.

alchaincyf/darwin-skill

Generates the "what's new" release summary and diff file for changes in the Flutter engine (//engine/src/flutter) between two releases (e.g., 3.47 vs 3.44).

flutter/flutter

A skill your agent uses when design is complete and you need detailed implementation tasks for engineers with zero codebase context - creates comprehensive implementation plans with exact file…

geeksblabla/stateofdev.ma

Set up Claude Code hooks to block dangerous git commands (push, reset --hard, clean, branch -D, etc.) before they execute.

fossasia/eventyay-interpretation

Comprehensively reviews SwiftUI code for best practices on modern APIs, maintainability, and performance.

twostraws/SwiftUI-Agent-Skill

Digs into why code is shaped the way it is by checking git history, pull requests and connected tools in parallel, then reporting a cited read on the tradeoffs.

cursor/plugins

Automates Electron desktop apps such as VS Code, Slack or Discord by connecting agent-browser to their Chrome DevTools Protocol port.

vercel-labs/agent-browser

Verify Next.js runtime behavior after editing app code. An agent skill from vercel/next.js.

vercel/next.js

Adds Firecrawl's /scrape endpoint to application code to pull markdown, HTML, links, screenshots or structured data from a single known URL.

firecrawl/firecrawl

Installs, updates or migrates the vendored anti-slop Oxlint plugin in a repository, keeping local rule changes and the plugin's license and provenance files.

dmmulroy/anti-slop

Create precise SVG technical diagrams, export PNG or offline HTML, and animate supported semantic SVGs to GIF.

tisfeng/Easydict

Archives several completed OpenSpec changes in one operation, checking the codebase to resolve spec conflicts rather than archiving blindly.

Fission-AI/OpenSpec

Scaffold, build, and package SwiftPM-based macOS apps without an Xcode project.

Dimillian/Skills

Helps with running tasks in an Nx workspace. An agent skill from nomcopter/react-mosaic.

nomcopter/react-mosaic

Maintain the canonical live OpenClaw main checkout, macOS LaunchAgent-managed Gateway, local macOS app, exact-head main CI, and recurring full release validation.

openclaw/openclaw

Analyze recent GitHub Actions workflow runs to identify patterns, mistakes, and improvements.

withastro/astro

Decides whether an agent skill is safe to install by combining a SkillSpector static scan with the agent's own source review, ending in APPROVE, CAUTION or REJECT.

NVIDIA/SkillSpector

Diagnosis loop for hard bugs and performance regressions. An agent skill from fossasia/eventyay-interpretation.

fossasia/eventyay-interpretation

Checks a GitHub, GitLab, or Perforce (p4) pull request (or merge request, or shelved changelist) for unresolved review comments, failing status checks, and incomplete PR descriptions.

onyx-dot-app/onyx

Walks through writing an OpenCLI adapter for a new site or a new command on an existing one, from first recon and field decoding to coding and verification.

jackwener/OpenCLI

Adds web search, scraping, structured extraction and browser interaction to application code using Firecrawl's scrape, search and interact endpoints.

firecrawl/firecrawl

Review backend code for quality, security, maintainability, and best practices based on established checklist rules.

langflow-ai/langflow

Explains how to write Claude Code slash commands: Markdown files with YAML frontmatter, arguments, file references, bash context and interactive prompts.

anthropics/claude-plugins-official

Reads your git changes or a pull request against a prebuilt knowledge graph of the project to explain what changed, which components are affected and what is risky.

Egonex-AI/Understand-Anything

Grill the user relentlessly about a plan, decision, or idea.

pietheinstrengholt/rssmonster

Validates OpenHarness features by running real multi-turn agent loops with live LLM calls against an unfamiliar codebase, checking actual tool execution.

HKUDS/OpenHarness

Meta-skill for choosing which workflow skill fits the task at hand, plus always-on habits: surface assumptions, stop on confusion, push back, keep it simple and stay in scope.

addyosmani/agent-skills

Tests the omo Codex plugin in an isolated CODEX_HOME with a local mock model, proving hooks fired through app-server notifications without touching ~/.codex.

code-yeongyu/oh-my-openagent

Authors and edits file-based Warp software factory definitions rooted at factory.yaml, covering agents, automations, scorers and webhooks, and validates them before a pull request.

warpdotdev/warp

Unified LLM torch-profiler triage skill for sglang, vllm, TensorRT-LLM, and TokenSpeed.

sgl-project/sglang

A skill your agent uses when creating new agent skills or improving existing ones - ensures skills are discoverable, scannable, and effective through proper structure, discovery optimization, and…

NangoHQ/nango

iOS Simulator control from inside Orca, with the live device view in Orca's emulator pane. Use when driving a booted Apple Simulator on macOS: taps…

stablyai/orca

Drives a Chrome window over the DevTools Protocol with the agent-browser CLI, so the agent can reuse your logged-in sessions, read pages and pull tokens.

zenstory-ai/oh-story-claudecode

Answer questions about the AI SDK and help build AI-powered features.

vercel-labs/ai-facts