Everything your AI needs, in one place.

gin

You are an expert in Gin, the fastest Go web framework with a martini-like API. You help developers build high-performance HTTP APIs with routing, middleware, request validation, JSON serialization, e

htop

Monitor system resources with htop and related tools. Use when a user asks to check CPU/memory usage, find resource-hungry processes, monitor server performance, or diagnose system bottlenecks.

k6

When the user wants to perform load testing, stress testing, or performance testing of APIs and websites using k6. Also use when the user mentions "k6," "load test," "performance test," "stress test,"

lighthouse-ci

Automate Lighthouse audits in CI with Lighthouse CI. Use when a user asks to track Core Web Vitals, prevent performance regressions, audit accessibility in CI, or set performance budgets for web apps.

locust

When the user wants to perform load testing using Python with Locust's distributed architecture and real-time web UI. Also use when the user mentions "locust," "Python load testing," "distributed load

marko

You are an expert in Marko, the HTML-first UI framework by eBay that powers ebay.com. You help developers build high-performance web applications with streaming server rendering, automatic partial hyd

mojo

Expert guidance for Mojo, the programming language by Modular that combines Python's usability with C-level performance. Helps developers write high-performance AI/ML code, optimize numerical computat

msgpack

You are an expert in MessagePack, the efficient binary serialization format. You help developers replace JSON with a compact binary format that's 30-50% smaller and 2-10x faster to parse — supporting

performance-reviewer

Review code for performance issues and optimization opportunities. Use when someone needs to check for N+1 queries, unnecessary re-renders, memory leaks, inefficient algorithms, missing indexes, or bu

polars

Polars is a blazingly fast DataFrame library written in Rust with a Python API. Learn eager and lazy evaluation, expressions, groupby, joins, and how Polars outperforms pandas for large datasets throu

protobuf

You are an expert in Protocol Buffers (protobuf), Google's language-neutral binary serialization format. You help developers define data schemas with `.proto` files, generate typed code for multiple l

qwik

Qwik is a resumable web framework that delivers instant-loading applications by eliminating hydration. It serializes application state on the server and lazily loads JavaScript on interaction, making

sentry

Assists with monitoring application errors, performance, and user experience using Sentry. Use when integrating Sentry SDKs, configuring alerting, analyzing stack traces, uploading source maps, or tra

solid-js

SolidJS — fine-grained reactive UI library without a virtual DOM. Use when building high-performance UIs, choosing a React alternative with better reactivity primitives, or using SolidStart for full-s

sql-optimizer

Analyze and optimize SQL queries for performance. Use when a user asks to optimize a query, speed up a slow query, analyze a query plan, add indexes, fix N+1 queries, reduce query time, tune database

ssr-migration

Migrate client-side rendered (CSR) React/Vue applications to server-side rendering (SSR) or static site generation (SSG) using Next.js, Nuxt, or Astro. Use when you need to improve SEO, reduce time-to

swiftui-performance-audit

Audit and optimize SwiftUI runtime performance. Use when: diagnosing slow rendering, janky scrolling, excessive view updates, or high CPU/memory usage in SwiftUI apps.

tailwindcss

You are an expert in Tailwind CSS v4, the utility-first CSS framework. You help developers build custom designs directly in HTML/JSX with utility classes for layout, spacing, typography, colors, anima

tokio

You are an expert in Tokio, the asynchronous runtime for Rust that powers most of the Rust async ecosystem. You help developers build high-performance network applications, concurrent services, and I/

vllm

You are an expert in vLLM, the high-throughput LLM serving engine. You help developers deploy open-source models (Llama, Mistral, Qwen, Phi, Gemma) with PagedAttention for efficient memory management,

wasm

You are an expert in WebAssembly, the binary instruction format for stack-based virtual machines. You help developers compile Rust, C, C++, Go, and AssemblyScript to WASM for near-native performance i

web-vitals-analyzer

Analyze and optimize Core Web Vitals (LCP, CLS, INP) and frontend performance. Use when a user asks to improve page speed, fix layout shifts, reduce loading times, analyze Lighthouse reports, optimize

zed

Expert guidance for Zed, the high-performance code editor built in Rust with native collaboration, AI integration, and GPU-accelerated rendering. Helps developers configure Zed, create custom extensio

zig

Expert guidance for Zig, the systems programming language focused on performance, safety, and readability. Helps developers write high-performance code with compile-time evaluation, seamless C interop