anthropic skills

NousResearch/hermes-agent

Skill Claude CodeCodex

Build discounted cash flow valuation workbooks in Excel.

diegosouzapw/OmniRoute

Skill Claude CodeCodex

The core OpenAI-compatible inference endpoints: chat completions, embeddings, images, audio (TTS/STT), moderations, rerank, and the Responses API. The primary integration surface for AI agents.

code-yeongyu/oh-my-openagent

Skill Claude Code

Runs maximum-saturation research with a cooperating team, claim-graph gating, and a cited, QA'd deliverable. Use when the user explicitly asks for research or a deep investigation, including any 'ulw' research wording.

asgeirtj/system_prompts_leaks

Skill Claude CodeCodex

Reference for the Claude API / Anthropic SDK — model ids, pricing, params, streaming, tool use, MCP, agents, caching, token counting, model migration. TRIGGER — read BEFORE opening the target file; don't skip because it "looks like a one-liner" — whenever: the prompt names Claude/Anthropic in any form (Claude…

BerriAI/litellm

Skill Claude CodeCodex

Define or refactor Rust string-valued enums and their Serde adapters in litellm-rust, using Strum and serdewith while preserving parsing, wire values, and schemas.

danny-avila/LibreChat

Skill Claude CodeCodex

Shared vocabulary for designing deep modules. Use when the user wants to design or improve a module's interface, find deepening opportunities, decide where a seam goes, make code more testable or AI-navigable, or when another skill needs the deep-module vocabulary.

davila7/claude-code-templates

Skill Claude CodeCodex

Write publication-ready ML/AI papers for NeurIPS, ICML, ICLR, ACL, AAAI, COLM. Use when drafting papers from research repos, structuring arguments, verifying citations, or preparing camera-ready submissions. Includes LaTeX templates, reviewer guidelines, and citation verification workflows.

decolua/9router

Skill Claude CodeCodex

Generate images via 9Router /v1/images/generations using OpenAI / Gemini Imagen / DALL-E / FLUX / MiniMax / SDWebUI / ComfyUI / Codex models. Use when the user wants to create, generate, draw, or render an image, picture, or text-to-image (txt2img).

Donchitos/Claude-Code-Game-Studios

Skill Claude Code

Author the Art Bible — visual identity gating asset production. Run before /map-systems.

xbtlin/ai-berkshire

Skill Claude Code

A research workflow for private companies, meaning businesses whose shares are not traded on a public stock exchange. It uses several research roles to investigate the company in depth.

NanmiCoder/cc-haha

Skill Codex

A release-promotion tool that turns a project's latest Markdown release notes into a short WeChat group message and a vertical PNG poster. It checks GitHub contributor IDs and downloads their real public profile pictures; it does not create or publish a GitHub Release.

aden-hive/hive

Skill Claude CodeCodex

Required before any hive-browser CLI command. The browser is driven from the terminal by running hive-browser ... --json via terminalexec — not via MCP tools. Teaches the browser lifecycle rules (the bridge attaches to the USER'S running Chrome — never kill or launch browser processes; timeouts are transport issues…

langchain-ai/open-swe

Skill Claude CodeCodex ✓ vendor

Author the HTML for a plan artifact, dashboard iframe, or Slack attachment — structure, design plan, available runtime, theming, and craft. Read this before writing HTML for saveplan, outputiframe, or slackattachhtml.

mnfst/awesome-free-llm-apis

Skill Claude CodeCodex

Guide users through obtaining and configuring free API keys for LLM providers. Use when the user wants to set up a free LLM API, get a free API key, connect to a free model provider, configure an OpenAI-compatible endpoint at no cost, or asks about free tiers for AI models. Triggers on "free API key", "free LLM", "set…

op7418/guizang-social-card-skill

Skill Codex

Generate Guizang-style social card image sets, Live Photo motion cards, material-first Live Photo puzzle layouts, triple Live Photo collages, long-video-to-Live-Photo treatments, and WeChat official account cover pairs from articles, scripts, screenshots, product notes, subtitles, photos, or user-supplied videos. Use…

olimorris/codecompanion.nvim

Skill Claude CodeCodex

Writing CodeCompanion.nvim docs. Use when creating or editing any page in doc/.

BlockRunAI/ClawRouter

Skill Claude CodeCodex

Hosted-gateway LLM router — save 84% on inference costs. A local proxy that forwards each request to the blockrun.ai gateway, which routes to the cheapest capable model across 88 models from OpenAI, Anthropic, Google, DeepSeek, xAI, Z.AI, and more. 7 free open-weight models included. Also exposes realtime market data…

op7418/CodePilot

Skill Claude CodeCodex

A skill for creating Feishu cloud documents from Lark-flavoured Markdown, a Feishu-specific form of plain-text document formatting.

workweave/router

Skill Claude CodeCodex

Recipes for the lsp tool — resolving where a symbol is defined, every place it is used, type signatures and docs, file outlines, and compiler/type errors through a real language server (Go, TypeScript/JavaScript, Python, Rust). Use when navigating or explaining code by symbol, finding callers or usages, checking what…

EverMind-AI/Raven

Skill Claude CodeCodex

Design and build a deck as a python-pptx program: your own layout system, the source's own figures, charts you draw, and a template's design when the user gave one.

JetBrains/koog

Skill Claude CodeCodex ✓ vendor

Evaluate arithmetic expressions and return numeric results. Use when a user asks an arithmetic question, requests calculation, or provides a math expression involving numbers, parentheses, and arithmetic operators.

crmne/ruby_llm

Skill Codex

Build and maintain Ruby or Rails applications with the RubyLLM AI framework. Use for chats, agents, tools, MCP servers, structured output, judgments, evaluations, media generation, transcription, OCR, moderation, embeddings, reranking, tracing, Rails integration, and RubyLLM upgrades; not for contributing to the…

steipete/oracle

Skill Claude CodeCodex

Oracle second-model review: bundle prompts/files, debug, refactor, design.

mergisi/awesome-openclaw-agents

Skill Claude Code

Trigger when the user asks to audit Claude Code costs, reduce token spend, says "my Claude bill is too high", "optimize my CLAUDE.md", "why is this project burning tokens", or "/cost-optimizer". Scans a project for the common Claude Code cost leaks and returns a prioritized fix list.