AdAdvisor MCP Server
Query Meta Ads performance data — accounts, campaigns, ad sets, ads, metrics & settings.
vscode-extension-expert
This skill provides expert-level guidance for VS Code extension development. Use when implementing new extension features, debugging extension code, designing WebView UIs, implementing Language Server Protocol features, or optimizing extension performance. Covers activation events, contribution points, VS Code API patterns, security best practices, testing strategies, state persistence, file watchers, singleton webview pattern, and publishing workflows.
data_analysis
High-performance data analysis using Polars - load, transform, aggregate, visualize and export tabular data. Use for CSV/JSON/Parquet processing, statistical analysis, time series, and creating charts.
TigerStyle: Zig Coding Guidelines
Distilled from TigerBeetle's [TIGER_STYLE.md](https://github.com/tigerbeetle/tigerbeetle/blob/main/docs/TIGER_STYLE.md). Design goal priority: **Safety > Performance > Developer Experience**.
narsil
Use narsil-mcp code intelligence tools effectively. Use when searching code, finding symbols, analyzing call graphs, scanning for security vulnerabilities, exploring dependencies, or performing static analysis on indexed repositories.
13f-analyzer
Perform various data analysis on SEC 13-F and obtain some insights of fund activities such as number of holdings, AUM, and change of holdings between two quarters.
langsmith-fetch
Debug LangChain and LangGraph agents by fetching execution traces from LangSmith Studio. Use when debugging agent behavior, investigating errors, analyzing tool calls, checking memory operations, or examining agent performance. Automatically fetches recent traces and analyzes execution patterns. Requires langsmith-fetch CLI installed.
javaperf
Java profiling MCP via jcmd/jfr/jps. Diagnose performance, analyze threads, inspect JFR recordings.
cuda-kernels
Provides guidance for writing and benchmarking optimized CUDA kernels for NVIDIA GPUs (H100, A100, T4) targeting HuggingFace diffusers and transformers libraries. Supports models like LTX-Video, Stable Diffusion, LLaMA, Mistral, and Qwen. Includes integration with HuggingFace Kernels Hub (get_kernel) for loading pre-compiled kernels. Includes benchmarking scripts to compare kernel performance against baseline implementations.
rails-audit-thoughtbot
Perform comprehensive code audits of Ruby on Rails applications based on thoughtbot best practices. Use this skill when the user requests a code audit, code review, quality assessment, or analysis of a Rails application. The skill analyzes the entire codebase focusing on testing practices (RSpec), security vulnerabilities, code design (skinny controllers, domain models, PORO with ActiveModel), Rails conventions, database optimization, and Ruby best practices. Outputs a detailed markdown audit report grouped by category (Testing, Security, Models, Controllers, Code Design, Views) with severity levels (Critical, High, Medium, Low) within each category.
/appsignal
Connect to AppSignal to monitor application performance, manage deploy markers, inspect error/performance samples and upload sourcemaps. Pure Ruby, zero gems â stdlib only.
Wherobots
Generate and run high performance queries on open and private spatial data at-scale in the cloud
phoenix-cli
Debug LLM applications using the Phoenix CLI. Fetch traces, analyze errors, review experiments, inspect datasets, and query the GraphQL API. Use when debugging AI/LLM applications, analyzing trace data, working with Phoenix observability, or investigating LLM performance issues.
smoothui-component-craft
Create, improve, fix, or review SmoothUI components with production-quality animations, accessibility, and performance. Orchestrates interface-craft, web-design-guidelines, rams, and vercel-react-best-practices skills for high-quality output. Use when the user wants to build a new component, add a variant, improve an existing component, fix a component bug, or review component quality in the SmoothUI project. Triggers on "create component", "build component", "new component", "add component", "improve component", "fix component", "review component", "add variant", "refactor component", or any component work in the smoothui monorepo.
aflpp
AFL++ is a fork of AFL with better fuzzing performance and advanced features. Use for multi-core fuzzing of C/C++ projects.
Rum Analytics
RUM platform for web performance analytics, Core Web Vitals, and third-party script monitoring.
perfup
Autonomous performance optimization: research, PoC, benchmark, implement, review, PR
loro
Comprehensive guide for using Loro across document modeling, synchronization, versioning, rich text editors, app-state mirroring, performance tradeoffs, and wasm bindings. Use when Codex needs to work with `loro-crdt`, `loro`, `loro-prosemirror`, `loro-mirror`, or `crates/loro-wasm` for: (1) Choosing CRDT container types and document structure, (2) Designing sync, persistence, checkout, or history workflows, (3) Integrating rich-text editors and stable selections, (4) Mirroring app state with schemas and React, (5) Reasoning about versions, events, import status, or Inspector output, or (6) Maintaining the WASM binding layer.
Raygun
Investigate errors, track deployments, analyze performance, and manage application monitoring
pyfoma-codebase
Rapidly onboard to pyfoma core internals (regex compiler + FST algorithms), make safe code changes, and avoid common semantic and performance regressions in fst.py, regexparse.py, atomic.py, algorithms.py, paradigm.py, and partition_refinement.py.
fastify-best-practices
Guides development of Fastify Node.js backend servers and REST APIs using TypeScript or JavaScript. Use when building, configuring, or debugging a Fastify application â including defining routes, implementing plugins, setting up JSON Schema validation, handling errors, optimising performance, managing authentication, configuring CORS and security headers, integrating databases, working with WebSockets, and deploying to production. Covers the full Fastify request lifecycle (hooks, serialization, logging with Pino) and TypeScript integration via strip types. Trigger terms: Fastify, Node.js server, REST API, API routes, backend framework, fastify.config, server.ts, app.ts.
skill-forge-benchmark
Benchmark Claude Code skill performance with variance analysis, tracking pass rate, execution time, and token usage across iterations. Runs multiple trials per eval for statistical reliability, aggregates results into benchmark.json, and generates comparison reports between skill versions. Use when user says "benchmark skill", "measure skill performance", "skill metrics", "compare skill versions", "skill performance", "track skill improvement", "skill regression test", or "skill A/B test".
fory-performance-optimization
Run profile-driven bottleneck optimization across Apache Fory implementations (Java, C++, Python/Cython, Go, Rust, Swift, C#, JavaScript/TypeScript, Dart, Kotlin, Scala). Use when improving serialize/deserialize throughput or latency, recovering regressions against a reference commit, diagnosing flamegraphs, fixing perf-related CI failures, or porting proven optimizations across languages without protocol or API regressions.
flutter-ai-ui-skill
A master-level Flutter UI/UX design skill that equips AI coding assistants with curated design intelligence, colour palettes, typography pairings, animation patterns, component blueprints and actionable checklists for building beautiful, accessible, production-ready Flutter applications. Covers Material 3, Cupertino, adaptive layouts, animations, theming, state management integration, accessibility and performance optimization.
ads-creative-development
How to produce ad creative that converts at performance scale. Hook patterns, format selection, video pacing, variation systems, sequential testing methodology, fatigue detection, brand-voice alignment without conversion dilution, and platform-specific creative norms. Triggers on ad creative, ad design, hook patterns, ad video pacing, creative testing, ad variations, creative refresh, creative fatigue, refresh ad creative, video ads for Meta, TikTok creative, LinkedIn ad creative, ad asset library. Also triggers when a team is producing creative at scale, planning a creative test cycle, or auditing why creative is not converting.
Mcp Server
Marketing intelligence MCP server providing campaign performance data and analytics tools.
convex-doctor
Run convex-doctor static analysis, interpret findings, and fix issues across security, performance, correctness, schema, and architecture categories. Use when running convex-doctor, fixing convex-doctor warnings or errors, improving the convex-doctor score, or when asked about Convex code quality, static analysis, or linting Convex functions.
data-manipulation
High-performance data manipulation and transformation using Pandas, Numpy, and DuckDB. Use when Claude needs to: (1) Clean or transform structured data (CSV, Parquet, JSON), (2) Perform large-scale aggregations or analytics, (3) Optimize analysis for performance and memory, (4) Implement the 'Tidy Data' (Wide-to-Long) strategy for reporting.
duit-maintainer
Creates new Flutter widgets following Duit framework patterns, writes comprehensive tests, and performs code reviews. Use when adding widgets, reviewing widget implementations, or maintaining the flutter_duit package.
codex-code-reviewer
Systematic code review workflow using zen mcp's codex tool. Use this skill when the user explicitly requests "use codex to check the code", "check if the recently generated code has any issues", or "check the code after each generation". The skill performs iterative review cycles - checking code quality, presenting issues to the user for approval, applying fixes, and re-checking until no issues remain or maximum iterations (5) are reached.
magpie
Performs GPU kernel correctness and performance evaluation and LLM inference benchmarking with Magpie. Analyzes single or multiple kernels (HIP/CUDA/PyTorch), compares kernel implementations, runs vLLM/SGLang benchmarks with profiling and TraceLens, and runs gap analysis on torch traces. Creates kernel config YAMLs, discovers kernels in a project, and queries GPU specs. Use when the user mentions Magpie, kernel analyze or compare, HIP/CUDA kernel evaluation, vLLM/SGLang benchmark, gap analysis, TraceLens, creating kernel configs, or discovering GPU kernels.
analysing-attack
Analyse Mitre ATT&CK tactics, techniques and sub-techniques. Use when performing analysis of threat detections, threat models, security risks or cyber threat intelligence
binary-triage
Performs initial binary triage by surveying memory layout, strings, imports/exports, and functions to quickly understand what a binary does and identify suspicious behavior. Use when first examining a binary, when user asks to triage/survey/analyze a program, or wants an overview before deeper reverse engineering.
lookagain-output-format
Defines the standard output format for code review findings. Use when performing code reviews to ensure consistent, parseable output.
ccs-delegation
Auto-activate CCS CLI delegation for deterministic tasks. Parses user input, auto-selects optimal profile (glm/kimi/custom) from ~/.ccs/config.json, enhances prompts with context, executes via `ccs {profile} -p "task"` or `ccs {profile}:continue`, and reports results. Triggers on "use ccs [task]" patterns, typo/test/refactor keywords. Excludes complex architecture, security-critical code, performance optimization, breaking changes.
meta-ads-analyzer
Provides expert-level analysis and diagnosis for Meta Ads campaigns. Use this skill to interpret performance data, identify root causes of issues, and generate actionable recommendations, with a special focus on correctly handling the 'Breakdown Effect'. Use when the user mentions Meta Ads analysis, campaign diagnosis, ad performance, CPA analysis, ROAS analysis, or asks to analyze exported data from Meta Ads Manager.
review-react
React code review guidelines covering Rules of React, re-render optimization, rendering performance, and advanced patterns. Activates when writing, reviewing, or refactoring React components, hooks, or state management code.
mcp-apps-builder
**MANDATORY for ALL MCP server work** - mcp-use framework best practices and patterns. **READ THIS FIRST** before any MCP server work, including: - Creating new MCP servers - Modifying existing MCP servers (adding/updating tools, resources, prompts, widgets) - Debugging MCP server issues or errors - Reviewing MCP server code for quality, security, or performance - Answering questions about MCP development or mcp-use patterns - Making ANY changes to server.tool(), server.resource(), server.prompt(), or widgets This skill contains critical architecture decisions, security patterns, and common pitfalls. Always consult the relevant reference files BEFORE implementing MCP features.
DeepEar Analysis Skill
A skill that performs financial signal analysis using the DeepEar workflow.
12-factor-apps
Perform 12-Factor App compliance analysis on any codebase. Use when evaluating application architecture, auditing SaaS applications, or reviewing cloud-native applications against the original 12-Factor methodology.
nuxt-best-practices
Nuxt 3/4 performance optimization and architecture guidelines for building fast, maintainable full-stack applications. This skill should be used when writing, reviewing, or refactoring Nuxt code to ensure optimal patterns. Triggers on tasks involving data fetching, server routes, auto-imports, rendering modes, or Nuxt-specific features.
alert-manager
This skill should be used when the user asks to "set up SEO alerts", "monitor rankings", "notify me when rankings drop", "traffic alerts", "watch competitor changes", "alert me if rankings drop", "notify me of traffic changes", or "watch my keywords for changes". Sets up and manages alerts for critical SEO and GEO metrics including ranking drops, traffic changes, technical issues, and competitor movements. Enables proactive monitoring and quick response to issues. For detailed rank analysis, see rank-tracker. For comprehensive reporting, see performance-reporter.
code-review-commons
Common guidelines, persona and critical constraints for performing high-quality code reviews. Use this skill when performing a /code-review or /pr-code-review command.
ai-development-guide
Technical decision criteria, anti-pattern detection, debugging techniques, and quality check workflow. Use when making technical decisions, detecting code smells, or performing quality assurance.
3d-performance
Performance optimization for 3D web scenes â LOD strategies, frustum/occlusion culling, draw call reduction, and R3F-specific optimizations. Use when scenes run below 60fps.
quality-scan
Validates structural consistency, cleans up junk files (SCREAMING_TEXT.md, temp files), and performs comprehensive quality scans across codebase to identify critical bugs, logic errors, caching issues, and workflow problems. Spawns specialized agents for targeted analysis and generates prioritized improvement tasks. Use when improving code quality, before releases, or investigating issues.
react-developer
React and OpenTUI best practices for building clean, maintainable, performant TUI applications using Feature-Sliced Design architecture. ALWAYS use when working with React/OpenTUI/TUI: (1) Creating or modifying ANY React/OpenTUI components (.tsx files), (2) Organizing code into FSD layers (app/pages/widgets/features/entities/shared), (3) Writing custom hooks or React components, (4) Managing state with Jotai or TanStack Query, (5) Building CLI/TUI/terminal interfaces with OpenTUI, (6) Creating page components, widget components, feature components, or UI components, (7) Structuring React applications with FSD architecture, (8) Any React/OpenTUI development task requiring architectural or code quality guidance. Provides component patterns, hooks best practices, state management strategies, performance optimization, FSD layer organization, and OpenTUI-specific TUI patterns. Auto-triggers for all .tsx files and FSD structure work.
agent-sql-pro
Expert SQL developer specializing in complex query optimization, database design, and performance tuning across PostgreSQL, MySQL, SQL Server, and Oracle. Masters advanced SQL features, indexing strategies, and data warehousing patterns.
stale-issue-cleanup
Find and close stale bug issues in microsoft/AzureStorageExplorer. Use this when asked to clean up stale issues, close inactive bugs, or perform issue hygiene.
Mcp Gsc
Google Search Console MCP server — query performance, sitemaps, indexing & more