Cursor skills, plugins, subagents, slash commands and mcp servers

golang-pkg-go-dev samber skill Queries Go package docs, API signatures, examples, and CVEs via godig and pkg.go.dev. Inspects external dependencies directly in agent chat. Claude Code CX Codex GitHub Copilot 11,700installs debugging-wizard https://github.com/Jeffallan skill Investigates errors, stack traces, and logs to locate failure points. Use it for crashes, exceptions, regressions, or code that behaves unexpectedly. Claude Code CX Codex GitHub Copilot 5,100installs secure-code-guardian https://github.com/Jeffallan skill A skill for implementing custom authentication, input validation, and OWASP Top 10 defences. Use it when building your own authorization system instead of pre-built OAuth. Claude Code CX Codex GitHub Copilot 5,100installs state-machine jakubkrehel skill Builds a throwaway page for every reachable state of one component, using mock data and a switcher. Use it when visual work needs isolated states without changing the component. Claude Code CX Codex GitHub Copilot 3,500installs recsys-pipeline-architect Seth Hobson skill Designs six-stage recommendation, ranking, and feed pipelines. Use it when a system must choose the top K items for a user and context. Claude Code CX Codex 4,200installs binary-ninja-reverse zhaoxuya520 skill Guides binary analysis in Binary Ninja using HLIL, MLIL, and LLIL representations. Useful for tracing cross-references, inspecting exports, and reviewing binary patches. Claude Code CX Codex GitHub Copilot 587installs ccxt-cli ccxt skill Teaches the agent to query cryptocurrency exchanges via the ccxt CLI, fetching tickers, OHLCV data, balances, and placing orders from the terminal. Claude Code CX Codex GitHub Copilot 521installs setup-browser-cookies garrytan skill This skill transfers cookies from your local Chromium browser into a headless browsing session. Use it to test authenticated sites without re-entering credentials each run. Claude Code CX Codex GitHub Copilot 342installs shopify-development sickn33 skill Skill for building Shopify apps, extensions and themes using GraphQL Admin API, Shopify CLI, Polaris UI, and Liquid. Routes tasks to the right track: app, extension, theme or combination. Claude Code CX Codex GitHub Copilot 1,900installs code-review agno-team skill Automated code inspection for style violations, bugs, and best-practice gaps. The skill runs linting, identifies issues, and delivers structured feedback with severity levels. Claude Code CX Codex GitHub Copilot 472installs shopify-expert https://github.com/Jeffallan skill Skill for building Shopify themes, apps, and headless storefronts via Storefront API. Useful when you need to assemble a Liquid theme, custom checkout, or Hydrogen storefront. Claude Code CX Codex GitHub Copilot 5,000installs sre-engineer https://github.com/Jeffallan skill Defines quantitative SLOs, calculates error budgets, configures Prometheus alerts, and automates operational toil. Useful when running scalable production services. Claude Code CX Codex GitHub Copilot 5,000installs wt-switch-create max-sixty skill Creates a worktrunk worktree and switches the active session into it, optionally in another repository. Useful when isolating tasks or starting a session in a clean branch. Claude Code CX Codex GitHub Copilot 1,400installs blogwatcher JulienTant (fork of Hyaxia/blogwatcher) skill Connects the blogwatcher-cli feed manager to your agent for RSS and Atom monitoring. Tracks new posts and maintains read status across blogs. Claude Code CX Codex GitHub Copilot 335installs ads-audit AgriciDaniel skill Paid-ad audit across Google, Meta, YouTube, LinkedIn, TikTok, Microsoft, Apple, Amazon, Reddit, Pinterest, Snapchat and X — JSON bundle first, reports second. Claude Code CX Codex GitHub Copilot 4,100installs ads-creative AgriciDaniel skill A skill that reviews ad copy, images, video, hooks, and concepts against platform requirements, accessibility standards, creative fatigue, and brand fit. Use it to determine which creative assets need refresh or testing. Claude Code CX Codex GitHub Copilot 4,100installs ads-competitor AgriciDaniel skill Directs your coding agent to inspect competitor paid ads across transparency libraries and landing pages. Clarifies messaging, offers, and creative angles without guesswork. Claude Code CX Codex GitHub Copilot 4,100installs ads-tiktok AgriciDaniel skill Audits a TikTok Ads account against a checklist and returns findings as JSON: Pixel, audiences, Smart+, bidding, attribution, policy. It changes nothing. Claude Code CX Codex GitHub Copilot 4,100installs browser-harness browser-use skill Controls a real browser via Chrome DevTools Protocol: clicking, typing, navigation, logged-in sessions, JS-rendered and bot-protected pages. Use curl for plain HTTP requests. Claude Code CX Codex GitHub Copilot 793installs build-design jakubkrehel skill Builds UI code from a Figma file or image mockup. It reuses existing project tokens and components instead of hardcoding values. Claude Code CX Codex GitHub Copilot 3,400installs use-tinyfish tinyfish-io skill Integrates the TinyFish CLI to search the web, fetch clean Markdown from URLs, and automate browsers. Claude Code CX Codex GitHub Copilot 3,400installs parallel-web K-Dense-AI skill Unified skill for web search, PDF extraction, deep research, and entity enrichment via parallel-cli. Ideal for technical research and scientific sources. Claude Code CX Codex GitHub Copilot 2,000installs optimize-for-gpu K-Dense-AI skill Accelerates data-heavy Python workloads on NVIDIA GPUs and benchmarks the end-to-end speedup against the CPU baseline. Claude Code CX Codex GitHub Copilot 2,000installs get-available-resources K-Dense-AI skill This skill inspects CPU, memory, disk, scheduler, container and accelerator limits for the current process. Use it before planning a resource-sensitive local workload. Claude Code CX Codex GitHub Copilot 2,000installs matlab K-Dense-AI skill A skill for designing and reviewing numerical code in MATLAB and GNU Octave. Useful when you need to inspect a stranger's .m file or prepare a reproducible project. Claude Code CX Codex GitHub Copilot 2,000installs market-research-reports K-Dense-AI skill Builds evidence-traceable market reports and models assumption-driven TAM, SAM, and SOM forecast scenarios. Claude Code CX Codex GitHub Copilot 2,000installs infographics K-Dense-AI skill Turns your data into a PNG infographic through Nano Banana 2, then scores the result against a quality threshold. Handy when a report needs a picture instead of another table. Claude Code CX Codex GitHub Copilot 2,000installs shap K-Dense-AI skill Guides AI agents in explaining and auditing machine learning predictions with SHAP. Useful for selecting explainers, checking additivity, and rendering attribution plots. Claude Code CX Codex GitHub Copilot 2,000installs pyzotero K-Dense-AI skill Manages Zotero libraries through the pyzotero Python client: search references, edit records, handle collections, tags, and attachments. Use it for bibliography automation. Claude Code CX Codex GitHub Copilot 2,000installs generate-image K-Dense-AI skill Generates and edits images via OpenRouter Image API using Gemini, Recraft, and Seedream. Ideal for artwork, logos, concept art, and editing reference images. Claude Code CX Codex GitHub Copilot 2,000installs networkx K-Dense-AI skill Build, analyse and visualise Python graphs with NetworkX. Use it for routes, centrality, communities and graph file formats. Claude Code CX Codex GitHub Copilot 2,000installs sympy K-Dense-AI skill Skill for exact symbolic computation: algebra, differential equations, matrices, physics. When you need √2 exactly instead of 1.414, not numerical approximations. Claude Code CX Codex GitHub Copilot 2,000installs pytorch-lightning K-Dense-AI skill Guides agents through structuring PyTorch Lightning 2.6.6 code, from LightningModules to distributed trainers. Useful when scaling training across GPUs. Claude Code CX Codex GitHub Copilot 2,000installs research-grants K-Dense-AI skill Helps prepare and review research grant proposals for NSF, NIH, DOE, DARPA, and NSTC. Use it to track opportunity rules, shape proposal sections, and address reviewer feedback. Claude Code CX Codex GitHub Copilot 2,000installs latex-posters K-Dense-AI skill Creates research posters with three LaTeX packages, compiles PDF, and checks fonts before print. Claude Code CX Codex GitHub Copilot 2,000installs pptx-posters K-Dense-AI skill Turns a local JSON manifest into one editable, macro-free .pptx poster slide, then audits it before print. Claude Code CX Codex GitHub Copilot 2,000installs polars K-Dense-AI skill The skill gives agents reference material on Polars, the Python DataFrame library with lazy evaluation and an expression-based API for ETL and pandas migration. Claude Code CX Codex GitHub Copilot 2,000installs scholar-evaluation K-Dense-AI skill Provides qualitative, evidence-traceable developmental feedback on research drafts and protocols. Audits assessment rubrics without proxy prestige metrics. Claude Code CX Codex GitHub Copilot 2,000installs mvcc tursodatabase skill Architectural reference for experimental MVCC in Turso: row versioning, snapshot isolation, and known memory limits. Useful when working on database internals. Claude Code CX Codex GitHub Copilot 1,200installs differential-fuzzer tursodatabase skill This skill guides Turso differential fuzzer runs and investigates differences against SQLite. Use it when generated SQL may expose correctness bugs. Claude Code CX Codex GitHub Copilot 1,200installs