GitHub Copilot skills, plugins, subagents, slash commands and mcp servers

release tobi skill This skill manages a project release by checking the changelog, installing git hooks, and updating release versions. Use it when the project has a defined release flow. Claude Code CX Codex Cursor 2,200installs variant jakubkrehel skill This skill builds distinct versions of one UI component and puts them on the page where it will live. Use it to compare design directions before choosing one. Claude Code CX Codex Cursor 14,300installs interview-prep official anthropics skill Builds interview plans with competency-based questions, scoring rubrics, and a debrief template. Useful when preparing structured candidate interviews. Claude Code CX Codex Cursor 3,700installs validate-data official anthropics skill Runs QA checks on data reports, SQL queries, and charts before stakeholder review. Catches calculation bugs, flawed logic, and analytical bias. Claude Code CX Codex Cursor 3,700installs seo-audit official anthropics skill This skill audits a site’s search visibility, pages, technical signals, and competitor content. Use it to identify SEO work and sort findings into priorities. Claude Code CX Codex Cursor 3,700installs img2threejs img2threejs skill Builds a procedural Three.js model from an object or character image. Use it for code-based reconstruction, animation preparation, and staged model generation. Claude Code CX Codex Cursor 2,400installs cmux-customization manaflow-ai skill Configures the cmux workspace manager: edits cmux.json, wires Command Palette actions, sets dock terminals, and routes terminal-level styling directly to Ghostty. Claude Code CX Codex Cursor 6,600installs noob-mode official github skill This skill translates Copilot CLI approval prompts, errors, and technical output into plain English. It is aimed at people using the CLI without a software engineering background. 6,400installs surprise-me bytedance skill This skill combines available skills into one unexpected creative deliverable. Use it when you want inspiration or a project without choosing the format yourself. Claude Code CX Codex Cursor 2,300installs explain-interface jakubkrehel skill Explains how a visual effect, animation, or website layout was built from a live page or a screenshot. It breaks down the underlying layer stack. Claude Code CX Codex Cursor 13,900installs seo AgriciDaniel skill Runs site audits, technical checks, Schema.org validation, and Generative Engine Optimization. Suitable for SaaS, e-commerce, and local business audits. Claude Code CX Codex Cursor 9,000installs brand-voice-enforcement official anthropics skill This skill automatically applies your brand guidelines to any content: emails, posts, proposals. It loads your rules, adapts tone to the audience, and explains how each brand choice works. Claude Code CX Codex Cursor 3,600installs just-scrape ScrapeGraphAI skill Use the ScrapeGraph AI CLI to search, scrape pages, extract structured data, crawl site sections, and monitor changes. It fits tasks that need website content or recurring page checks. Claude Code CX Codex Cursor 245,000installs pre-mortem phuryn skill Runs a pre-mortem risk assessment on PRDs and launch plans. Catches critical launch blockers, surfaces hidden team assumptions, and maps action items. Claude Code CX Codex Cursor 10,200installs codegen vercel-labs skill Utilities for generating code from json-render UI trees. Build custom code exporters for Next.js, Remix, and other frameworks, traverse specs, and serialize props. Claude Code CX Codex Cursor 8,900installs cmux-diagnostics manaflow-ai skill Skill runs read-only cmux diagnostics: sockets, hooks, session restore, settings. Use when notifications fail, agents don't resume, or you need a support-safe debug report. Claude Code CX Codex Cursor 6,400installs firebase-security-rules-auditor Google LLC skill Audits Firebase rules for data leaks, privilege escalation, and validation gaps. Use it when reviewing Firestore or Cloud Storage access. Claude Code CX Codex Cursor 138,200installs cloud-sync thedotmack skill Syncs your claude-mem database with cmem.ai Pro cloud storage. Checks sync status, manages the connection, and uploads observation narratives to the server. Claude Code CX Codex Cursor 2,100installs reconciliation official anthropics skill Compares GL balances with subledgers, bank statements, or third-party data. Useful for finding and classifying reconciliation differences. Claude Code CX Codex Cursor 3,500installs write-spec official anthropics skill Turns vague ideas, feature requests, or problem statements into structured PRDs with goals, non-goals, and prioritized requirements. Claude Code CX Codex Cursor 3,500installs outcome-roadmap phuryn skill Rewrites feature-heavy roadmaps into outcome-focused statements tied to business and customer impact. Helps teams replace rigid feature lists with measurable strategic goals. Claude Code CX Codex Cursor 9,900installs prioritization-frameworks phuryn skill Reference guide to 9 prioritization frameworks: RICE, ICE, Opportunity Score, Kano, MoSCoW and more. Helps you pick the right method, compare approaches, and rank tasks by importance. Claude Code CX Codex Cursor 9,900installs break jakubkrehel skill Renders one component across reachable scenarios and marks visible breaks. Useful for checking worst-case content on a temporary page. Claude Code CX Codex Cursor 13,400installs ccxt-python ccxt skill Helps Python developers integrate cryptocurrency exchanges using CCXT. Covers REST and WebSocket endpoints in both synchronous and asyncio modes. Claude Code CX Codex Cursor 2,000installs brand-writer zed-industries skill brand-writer drafts and reviews developer-facing copy in Zed’s voice, with facts and technical clarity ahead of sales language. Use it for product pages, docs, and announcements. Claude Code CX Codex Cursor 816installs firebase-ai-logic-basics Google LLC skill Integrates Firebase AI Logic into Android, iOS, Web, and Flutter client apps. Helps configure direct Gemini API calls, streaming, and multimodal inputs. Claude Code CX Codex Cursor 135,300installs humanizer Siqi Chen (@blader, https://github.com/blader/humanizer), ported by Hermes Agent skill This skill removes common AI writing patterns and gives drafts a more natural voice. Use it for docs, posts, emails, and other text. Claude Code CX Codex Cursor 1,300installs firebase-firestore Google LLC skill This skill helps configure Cloud Firestore, plan data models, and write SDK queries. Use it when creating a database or adding Firestore to an app. Claude Code CX Codex Cursor 134,900installs swift-concurrency AvdLee skill Diagnoses Swift Concurrency issues, refactors callback code to async/await, and guides Swift 6 migration. Useful when isolation, Sendable, or compiler warnings block a change. Claude Code CX Codex Cursor 17,000installs cmux-keyboard-shortcuts manaflow-ai skill Configures cmux shortcuts in ~/.config/cmux/cmux.json. Useful for adopting tmux-style chords, auditing overrides, and validating syntax. Claude Code CX Codex Cursor 6,200installs next vercel-labs skill Converts JSON specs into Next.js apps with routes, layouts, SSR, and metadata. Handy when building AI-generated multi-page apps with @json-render/next. Claude Code CX Codex Cursor 8,600installs seo-audit every-app skill Audits a domain with OpenSEO tools, finds qualified organic search opportunities, and produces a data-backed action report. Useful when preparing an SEO review for non-experts. Claude Code CX Codex Cursor 5,100installs golang-code-style samber skill A skill for writing clear Go code: line breaking, variable declarations, control flow, when comments help. Use it when writing or reviewing Go, discussing style, or setting project standards. Claude Code CX Codex Cursor 44,000installs unocss Anthony Fu skill A skill that gives the agent reference material on UnoCSS configuration, rules, shortcuts and presets. Useful when setting up UnoCSS or reusing Tailwind knowledge in it. Claude Code CX Codex Cursor 16,000installs account-research official anthropics skill Researches target prospect companies, checks fit against your ICP, and cross-references CRM records before outreach. Claude Code CX Codex Cursor 3,400installs legal-response official anthropics skill This skill drafts replies to common legal inquiries from configured templates and checks when a matter needs counsel. Use it for DSRs, NDAs, vendor questions, and subpoenas. Claude Code CX Codex Cursor 3,400installs initiating-coverage official anthropics skill This skill builds equity research initiation reports through five separate tasks, from company research and modeling to valuation, charts, and DOCX assembly. Claude Code CX Codex Cursor 1,900installs pua-en tanweai skill A skill that forces the AI coder to stop giving up and act on its own when a task stalls or fails twice. Instead of giving up or trying tiny variations, it exhausts all approaches, searches for evidence, and proves results. Claude Code CX Codex Cursor 2,900installs react-best-practices mastra-ai skill 27 React performance and quality rules, priority-ordered: from eliminating request waterfalls to strict typing. Claude Code CX Codex Cursor 2,800installs golang-pro https://github.com/Jeffallan skill A Go skill for concurrent code, microservices, performance profiling, and idiomatic interfaces. Use it for goroutines, gRPC, benchmarks, and table-driven tests. Claude Code CX Codex Cursor 18,900installs