Performance
Performance profiling and optimization
grey-haven-testing-strategy
by greyhaven-ai
"Grey Haven's comprehensive testing strategy - Vitest unit/integration/e2e for TypeScript, pytest markers for Python, >80% coverage requirement, fixture patterns, and Doppler for test environments. Use when writing tests, setting up test infrastructure, running tests, debugging test failures, improving coverage, configuring CI/CD, or when user mentions 'test', 'testing', 'pytest', 'vitest', 'coverage', 'TDD', 'test-driven development', 'unit test', 'integration test', 'e2e', 'end-to-end', 'test fixtures', 'mocking', 'test setup', 'CI testing'."
steering
by nahisaho
steering skill Trigger terms: steering, project memory, codebase analysis, auto-update context, generate steering, architecture patterns, tech stack analysis, project structure, analyze codebase, understand project Use when: User requests involve steering tasks.
quality-assurance
by nahisaho
Copilot agent that assists with comprehensive QA strategy and test planning to ensure product quality through systematic testing and quality metrics Trigger terms: QA, quality assurance, test strategy, QA plan, quality metrics, test planning, quality gates, acceptance testing, regression testing Use when: User requests involve quality assurance tasks.
party
by cazala
"Programmatic guide for the @cazala/party library: engine setup, modules, particles, and performance across CPU + WebGPU."
frontend-performance
by b-open-io
This skill should be used when the user wants to optimize Next.js frontend performance using Lighthouse, bundle analysis, and animation best practices. Use when diagnosing slow pages, optimizing bundle size, or improving Core Web Vitals (LCP, TBT, CLS).
x-user-lookup
by b-open-io
Get X/Twitter user profile by username. Use when user asks "who is @username", "get X profile", "lookup Twitter user", "find X account", "user details", "follower count for". Requires X_BEARER_TOKEN.
tig-innovator
by daydreamsai
AI-powered algorithm optimization agent for The Innovation Game protocol. Earns cryptocurrency by optimizing Rust algorithms. Use when optimizing TIG challenge algorithms or submitting solutions to the TIG network.
sql-pro
by alexander-danilenko
Use when optimizing SQL queries, designing database schemas, or tuning database performance. Invoke for complex queries, window functions, CTEs, indexing strategies, query plan analysis.
discover-debugging
by rand
Automatically discover debugging and profiling skills when working with GDB, LLDB, breakpoints, profiling, stack traces, memory leaks, core dumps, or performance profiling. Activates for debugging development tasks.
humanizer
by abatilo
Remove signs of AI-generated writing from text. Use when editing or reviewing text to make it sound more natural and human-written. Based on Wikipedia's comprehensive "Signs of AI writing" guide. Detects and fixes patterns including: inflated symbolism, promotional language, superficial -ing analyses, vague attributions, em dash overuse, rule of three, AI vocabulary words, negative parallelisms, and excessive conjunctive phrases.
decay-upkeep
by Bbeierle12
Building decay and upkeep systems for survival games. Use when implementing timer-based decay, Tool Cupboard patterns (Rust-style protection radius), resource upkeep costs, or server performance management through automatic cleanup. Balances gameplay and server health.
building-mechanics
by Bbeierle12
Three.js 3D building system with spatial indexing, structural physics, and multiplayer networking. Use when creating survival games, sandbox builders, or any game with player-constructed structures. Covers performance optimization (spatial hash grids, octrees, chunk loading), structural validation (arcade/heuristic/realistic physics modes), and multiplayer sync (delta compression, client prediction, conflict resolution).
particles-lifecycle
by Bbeierle12
Particle lifecycle management—emission/spawning, death conditions, object pooling, trails, fade-in/out, and state transitions. Use when particles need birth/death cycles, continuous emission, trail effects, or memory-efficient recycling.
building-router
by Bbeierle12
Router for 3D building game mechanics in Three.js. Use when creating survival games, sandbox builders, base builders, or any game with player-constructed structures. Routes to 9 specialized skills for performance, physics, multiplayer, terrain, decay, UX, platform support, and design reference. Start here for building mechanics projects.
Building Systems Router
by Bbeierle12
Creative mode: performance + terrain
postfx-bloom
by Bbeierle12
Bloom and glow effects using Three.js UnrealBloomPass with React Three Fiber. Use when implementing glow, bloom, luminance-based effects, selective bloom on specific meshes, or neon/ethereal lighting. Essential for cyberpunk aesthetics, energy effects, magic spells, and UI glow.
sql-query-optimizer
by organvm-iv-taxis
Analyzes complex SQL queries to improve performance, suggesting indexing strategies, schema refactoring, and query rewrites.
sql-performance-review
by hubert-dudek
Review and improve Databricks SQL queries for correctness, readability, and performance (joins, filters, aggregations, partition pruning). Use when someone pastes a SQL query, asks why it is slow, or requests a rewrite/optimization in Databricks SQL.
performance-at-scale
by Bbeierle12
Spatial indexing and world streaming for Three.js building games with thousands of pieces. Use when optimizing building games, implementing spatial queries, chunk loading, or profiling performance. Includes spatial hash grids, octrees, chunk managers, and benchmarking tools.
particles-router
by Bbeierle12
Decision framework for particle system projects. Routes to specialized particle skills (gpu, physics, lifecycle) based on task requirements. Use when building particle effects or needing guidance on which particle techniques to combine.
rust-systems-design
by organvm-iv-taxis
Provides expert guidance on Rust programming, focusing on memory safety, concurrency patterns, and idiomatic architectural choices for systems software.
code-refactoring-patterns
by organvm-iv-taxis
Systematic approach to refactoring code for improved maintainability, performance, and clarity while preserving functionality
lang-rust
by joncrangle
Rust 1.92+ development specialist covering Axum, Tokio, SQLx, and memory-safe systems programming. Use when building high-performance, memory-safe applications or WebAssembly.
case-studies-reference
by Bbeierle12
Game building mechanics case studies and decision frameworks. Use when designing building systems, evaluating trade-offs, or learning from existing games. Reference-only skill with detailed analysis of Fortnite, Rust, Valheim, Minecraft, No Man's Sky, and Satisfactory building systems.