Skills, subagents, slash commands, hooks, settings, plugin bundles and MCP servers that install into Claude Code. 389,706 indexed, measured the same four ways as everything else here.
t-code4change/nextjs-claude-skills
Skill Claude Code needs its repo
Flagship SEO + Performance skill for Next.js App Router. Use when implementing or auditing SEO (metadata, Open Graph, JSON-LD, sitemap, robots, canonical, hreflang), optimizing Core Web Vitals (LCP/INP/CLS), optimizing images/fonts/ scripts/bundles, setting up Web Vitals monitoring, or diagnosing Google indexing…
zaowanqaq/systematic-understanding-framework
Skill Claude CodeCodex
A structured method for understanding complex subjects by breaking them into parts, finding patterns, asking challenging questions, and testing conclusions. It includes tools such as first-principles thinking, analogies, root-cause analysis, and the Feynman technique.
Agent Claude Code
Use this agent when you need to analyze CodeRabbit's pull request reviews and either implement fixes for valid feedback or provide justifications for invalid feedback. This agent should be triggered after CodeRabbit has completed its review of a pull request on GitHub. Examples:\n\n \nContext: The user has pushed code…
Skill Claude CodeCodex
Designs decentralized apps from brief to production — user + trust-boundary mapping, contract architecture, client layer, indexing strategy, off-chain components, deployment pipeline, and ops. Use when starting a new dApp and needing a coherent plan before code, auditing an existing dApp for architectural gaps, or…
Skill Claude Code
A drop-in walkthrough layer for static HTML demos: it adds a button, step-by-step cards, highlighted page areas, and explanatory text, including across multiple pages. It creates a separate copy of the demo so the original stays unchanged.
Command Claude Code
Long-run pipeline from features through tasks, implementation, verify, and commits on development.
Xclaw-bot/benchmark-task-authoring
Skill Claude Code
Design, red-team, ship and debug hard Terminal-Bench 2 / Harbor benchmark tasks: the measured laws for what makes agents actually fail, the kill-list of dead task shapes, and how to clear all 17 review stages in one push instead of three. Use for benchmark task slots, TB2/Harbor tasks, task.toml, instruction.md, task…
Vidit-Ostwal/Understanding-prime-env
Plugin Claude Code
Bundles 1 skill · 119 tokens together
Generate a rich, self-contained HTML report that fully explains any Prime Intellect verifiers environment — dataset, reward functions, rollout logic, and config parameters.
Skill Claude CodeCodex
Use this skill when a request asks to refactor code while preserving behavior, especially across stack-specific toolchains.
Skill Claude CodeCodex
A Chinese-language, multi-role workflow for turning product requirements into a packaged delivery. It covers research, a PRD (product requirements document), design checks, design, test cases, and final consistency reviews.
Skill Claude CodeCodex
Find a curated AI prompt template for any task — writing, image generation, video, or code. Use this skill when the user wants a ready-made prompt template (not a one-shot request). The skill queries a configurable prompt library backend via a documented /api/skill/ HTTP contract and returns the best match with…
Plugin Claude Code
Agent settings configuring slug, displayName, tagline, category, tags, repository and 1 more.
CelineWang-bestever/business-analysis-skill
Skill Claude CodeCodex
A business-analysis assistant that helps turn proposed product changes into clear requirements and plans. It uses visual requirement analysis and supports Chinese-language requests.
Plugin Claude Code
Bundles 1 skill, 1 command · 54 tokens together
Reverse-engineered myUNSW API for AI-powered enrollment automation. 27 endpoints for grades, timetable, fees, class search, and personal info.
Skill Claude Code
Declare and manage MergeChain PR merge-dependencies from the terminal or AI agent. Use when marking a PR blocked by another, setting up stacked-PR dependencies, or during push/open-PR flows for branches based on non-default bases (auto-detect prerequisite). Writes the visible managed PR-body section and exact hidden…
Skill Claude CodeCodex
Use this skill whenever Claude needs to write, suggest, or execute shell commands, scripts, or terminal instructions — especially in AI coding contexts (Claude Code, Cursor, Copilot, agentic pipelines). Triggers include bash/shell scripts, SSH remote commands, Docker/container operations, Git commands, Python/virtual…
vaquarkhan/platform-engineering-agent-skills
Skill Claude CodeCodex
Implements DataOps CI/CD with lakeFS-style branching, pre-commit data validation hooks, and deterministic RAG ingestion with vector DB as fuzzy recall fallback. Use when building data pipelines, RAG systems, or isolated dev/test data environments.
lizTheDeveloper/ai-agent-messaging
MCP server Claude CodeCodexCursor +2
MCP server "agent-messaging" as configured in lizTheDeveloper/ai-agent-messaging. Runs mcp_server/servers/agent_messaging_server.py with python. Needs 2 environment variables to run.
vdeaugustine/Coding-Reference-Documentation
Skill Claude CodeCodex
A way to create videos programmatically with Remotion, a React framework for defining video scenes as code. It supports animations, subtitles, music visualisations, data-driven output, tutorials, 3D scenes, and logo animations.
Skill Claude Code
Use when the user's message contains garbled Hebrew characters that don't form real Hebrew words — text typed on a Hebrew keyboard layout when English was meant (like פודי, which is "push" typed on a Hebrew layout). Converts that Hebrew-layout text back to the English it was meant to be. Not for translating genuine…
milchundzucker/security-review-skill
Skill Claude CodeCodex
Tiefgehende, strukturierte Schwachstellenanalyse von Quellcode nach OWASP Top 10 (2021/2025), OWASP API/LLM/Mobile Top 10, ASVS L1/L2/L3, CWE Top 25, OWASP CI/CD Top 10, MITRE ATT&CK, BSI IT-Grundschutz / Grundschutz++ / NIS-2 „Stand der Technik" und 25+ weiteren Tiefenmodulen (Krypto, OAuth/OIDC/SAML, Cloud…
Skill Claude CodeCodex
A writing workflow that treats a document like a software project: it gathers context, checks reference material while drafting, runs quality checks, and compares related pieces for consistency.
diegoluchetti/magnifica_humanitas
Skill Claude CodeCodex
Use when starting any user interaction, especially when AI, automation, data, product, governance, persuasion, labor, education, security, or political requests may affect human dignity, truth, freedom, work, vulnerable people, power, or the common good.
Skill Claude CodeCodex
SAGE — spec-first, AI-assisted development workflow using SDD, BDD, and Harness Engineering. Use this skill whenever the user types /sage, wants to write a spec, generate behavior scenarios, generate code from a spec, export a PR description or documentation, manage a project harness, or mentions spec.md, behavior.md…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: