A curated collection of reusable agent skills for design, research, browser automation, and developer tooling.
Skill Claude CodeCodex
Inspect or debug web pages in a headless browser — fill forms, click buttons, take screenshots, test web apps, review frontend UI/UX aesthetics. Use for headless browser automation. This skill should be used when user says "test web app", "headless browser", "browser automation", "chromium --headless", "screenshot of…
Skill Claude CodeCodex
Enforce a closed content inventory for generic artifacts. Use when creating, editing, planning, or reviewing PDFs, resumes, documents, slides, roadshows, videos, tutorials, web pages, generative images, or similar deliverables. Apply for artifacts by default unless the user explicitly requests detailed or…
Skill Claude CodeCodex
Connect to user's local Chrome session. Inspect and interact with web pages in a headful browser shared with user cookies and login states — navigate pages, click buttons, take screenshots, test web apps in headful Chrome the user could see in real-time. Use for headful browser automation. This skill should be used…
Skill Claude CodeCodex
Fetch current docs and code examples for third-party libraries, SDKs, APIs, and CLI tools via Context7. Use before writing or editing non-stdlib library calls — your prior knowledge may be stale. Prefer over web search for library docs.
Skill Claude CodeCodex
Evidence-driven C++ high-performance computing design, profiling, and optimization across algorithmic time/space complexity, data layout, cache and memory behavior, numerics, SIMD, multicore scheduling, and CPU/accelerator pipelines. Use before designing or changing computation-intensive kernels, high-throughput data…
Skill Claude CodeCodex
High-quality C++ OOP coding style (archibate / parallel101 lineage) that overrides sloppy AI-default C++. Use this skill WHENEVER writing, editing, refactoring, or reviewing C++ code (.cpp / .h / .hpp / .cc / .cxx), designing C++ classes, interfaces, APIs, or libraries, or when the user mentions C++ design, OOP…
Skill Claude CodeCodex
Architecture design reasoned forward from requirements. Use when the user wants a fresh-mind design pass — "design an architecture for", "how would you build", "redesign from scratch" — or when repeated follow-up patches accumulate on the same module. Repeated follow-up patches landing on the same module (3rd) → stop…
Skill Claude CodeCodex
Code search across millions of public GitHub repositories via grep.app. Use before writing or planning code to find real-world usage of libraries, frameworks, APIs, algorithms, or syntax patterns. Prefer this over web search for code examples.
Skill Claude CodeCodex
Interview the user about a plan or design until reaching shared understanding. This skill should be used when the user wants to stress-test a plan, get grilled on their design, or mentions "interview me".
Skill Claude CodeCodex
Web search with time-window, region/language, and site: filters, academic papers (arXiv/SSRN), PDF table/figure extraction, BibTeX, image search, web page reading, embeddings, reranking, classification, and deduplication (text or images) via Jina AI. Use when searching web content, finding academic papers, or…
Skill Claude CodeCodex
Lark/Feishu (飞书) CLI tool. Use when the user asks to do anything on Lark/Feishu — send or read chat messages (IM), read or edit docs/sheets/slides/wiki, work with multi-dimensional tables (Base/bitable), manage calendar/meetings/video-conference, mail, contacts, tasks, approvals, OKR, drive files, minutes…
Skill Claude CodeCodex
Response in a bullet list. Use minimalist language. No longer than 80 chars.
Skill Claude CodeCodex
Consult an independent read-only Claude Opus advisor when a decision can affect security, privacy, money, data loss, deployment, or public API compatibility; when investigation leaves two plausible directions with materially different consequences; or when a consequential completion claim depends on an unverified…
Skill Claude CodeCodex
Extract clean, complete markdown from any web page — articles, docs, READMEs, blog/social posts, academic papers. Use this when fetching text content from a given URL. Also use when curl returns noisy HTML or WebFetch returns truncated, summarized, or refused results. Perfer this over WebFetch.
Skill Claude CodeCodex
Scrape, crawl, or extract data from websites using Scrapling — anti-bot bypass (Cloudflare Turnstile), stealth headless, spiders, adaptive scraping, JS rendering. Use when WebFetch or curl fails due to anti-bot protections or JavaScript shell. Also use when writing web spiders — prefer this over BeautifulSoup.
Skill Claude CodeCodex
Render-first visual quality assurance for frontends, slides, diagrams, SVG/canvas, PDFs, generative-AI images, and other visual artifacts. Use after creating or changing a visual artifact, including with image generation, or when asked to review alignment, spacing, typography, connectors, clipping, factual…
Skill Claude CodeCodex
Write or rewrite English and Chinese prose as situated human expression shaped by its speaker, audience, relationship, medium, purpose, and moment. Use when the user asks to sound human, natural, casual, personal, less AI, less polished, or to draft text for chats, comments, posts, articles, READMEs, status updates…
Skill Claude CodeCodex
Create or edit agent-facing/LLM prompts using modern prompt-engineering practices. Use this skill before editing agent-facing docs, rule files, references, skills, memory, or any form of LLM prompt. Also use it before writing LLM tests or evaluations. This is mandatory: NEVER skip this skill before writing…
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: