Performance
Performance profiling and optimization
process-hunter
by petekp
CAVEMAN HUNT BAD PROCESS! Me find greedy creature eating fire and rocks. Me bonk them good. Use when tribe say "kill processes", "clean up servers", "save battery", "find resource hogs", "bonk next.js", or "hunt processes". Me bonk known bad creature automatic. Me ask before bonk mystery creature.
computer-scientist-analyst
by Zpankz
Analyzes events through computer science lens using computational complexity, algorithms, data structures, systems architecture, information theory, and software engineering principles to evaluate feasibility, scalability, security. Provides insights on algorithmic efficiency, system design, computational limits, data management, and technical trade-offs. Use when: Technology evaluation, system architecture, algorithm design, scalability analysis, security assessment. Evaluates: Computational complexity, algorithmic efficiency, system architecture, scalability, data integrity, security.
react
by joabgonzalez
"Modern React with hooks and functional components. Trigger: When creating components, implementing hooks, managing state, or optimizing."
comparison-report
by dozybot001
Produce comparison reports between two or more options (technologies, approaches, products). Use when task involves comparing, evaluating alternatives, or making recommendations. Output typically includes criteria, comparison table, pros/cons, and recommendation.
karpathy-guidelines
by syndicalt
Behavioral guidelines to reduce common LLM coding mistakes. Use when writing, reviewing, or refactoring code to avoid overcomplication, make surgical changes, surface assumptions, and define verifiable success criteria.
hierarchical-matching-systems
by petekp
Expertise in architecting, implementing, reviewing, and debugging hierarchical matching systems. Use when working with: (1) Two-sided matching (Gale-Shapley, hospital-resident, student-school), (2) Assignment/optimization problems (Hungarian algorithm, bipartite matching), (3) Multi-level hierarchy matching (org charts, taxonomies, nested categories), (4) Entity resolution and record linkage across hierarchies. Triggers: debugging match quality issues, reviewing matching algorithms, translating business requirements into constraints, validating match correctness, architecting new matching systems, fixing unstable matches, resolving constraint violations, diagnosing preference misalignment.
agent-evaluation
by Zpankz
Evaluate and improve Claude Code commands, skills, and agents. Use when testing prompt effectiveness, validating context engineering choices, or measuring improvement quality.
react-native
by joabgonzalez
"Cross-platform mobile development with React Native. Trigger: When developing mobile apps, implementing platform features, or optimizing performance."
javascript
by joabgonzalez
"Modern JavaScript (ES2020+) patterns. Trigger: When writing JavaScript code, using ES2020+ features, or refactoring legacy JS."
alex-hormozi-pitch
by Zpankz
Create irresistible offers and pitches using Alex Hormozi's methodology from $100M Offers. Guides through value equation, guarantee frameworks, pricing psychology, and creating offers "too good not to take" for any product or service.
optimize-images
by b-open-io
This skill should be used when the user asks to "optimize images", "compress images", "reduce image file size", "make images smaller", "optimize PNGs", "optimize JPEGs", "speed up website images", "reduce bundle size images", or needs help with image compression for web projects. Provides workflows and scripts for batch image optimization using sharp.
mind-clone
by yzfly
Activate a Cognitive Digital Twin. Can simulate a custom subject (via core/ directory) OR load pre-installed celebrity/expert personas (from personas/ directory).
metaads
by mfwarren
Meta Media Buyer — publish, manage, and analyze Meta (Facebook/Instagram) ad campaigns via the Marketing API. Includes guided setup for first-time users. USE WHEN user says "meta ads", "facebook ads", "instagram ads", "publish ads", "create campaign", "launch campaign", "ad performance", "ROAS", "which ad is winning", "ad spend", "campaign metrics", "pause campaign", "resume campaign", "upload ad images", "ad set performance", "creative performance", "set up meta ads", "connect meta ads", "meta ads setup", or needs to publish, manage, or analyze paid Meta advertising campaigns.
crucible-planner
by forsonny
Interactive planning system for epic fantasy novels using the Crucible Structure—a 36-beat narrative framework with three interwoven story strands (Quest, Fire, Constellation), five Forge Points, and a Mercy Engine. Use when user wants to plan a fantasy novel, provides a story premise/synopsis, asks to "plan my fantasy book," wants to create planning documents for an epic fantasy, or mentions the Crucible Structure. Guides users through multi-choice questions to generate 7 planning document categories (14 files total) from a simple premise.
stimulus
by faqndo97
Build Stimulus controllers from scratch through production. Full lifecycle - create, debug, test, optimize, integrate with Turbo. Covers targets, values, actions, outlets, and UI patterns.
nextjs
by faqndo97
Build Next.js 16 applications with App Router, React Server Components, Cache Components, and BFF patterns. Full lifecycle - build, debug, test, optimize, ship. Specializes in Next.js as client + BFF layer calling backend APIs.
ruby-on-rails
by faqndo97
Build Ruby on Rails features from scratch through production. Full lifecycle - build, debug, test, optimize, refactor. Follows Vanilla Rails philosophy (37signals/DHH), SOLID principles, and Rails 8 patterns.
scalability-playbook
by patricio0312rev
Identifies performance bottlenecks and provides ordered scaling strategies with triggers, phased plans, and cost implications. Use for "scalability planning", "performance bottlenecks", "capacity planning", or "growth strategy".
agent-orchestration-planner
by patricio0312rev
Designs multi-step agent workflows with tool usage, retry logic, state management, and budget controls. Provides orchestration diagrams, tool execution order, fallback strategies, and cost limits. Use for "AI agents", "agentic workflows", "multi-step AI", or "autonomous systems".
performance-budget-setter
by patricio0312rev
Defines measurable performance budgets for bundle size, API latency, database queries, and render times. Provides enforcement strategies and monitoring plans. Use for "performance budgets", "performance monitoring", "web vitals", or "optimization targets".
alex-hormozi-pitch
by danielmiessler
Create irresistible offers and pitches using Alex Hormozi's methodology from $100M Offers. Guides through value equation, guarantee frameworks, pricing psychology, and creating offers "too good not to take" for any product or service.
gaussian
by silico-quantum
Gaussian 16 quantum chemistry software. Electronic structure calculations, geometry optimization, frequency analysis, TDDFT excited states, and more. Based on official Gaussian.com documentation.
solidity-gas-optimization
by pseudoyu
Solidity smart contract gas optimization guidelines based on RareSkills. Use when writing, reviewing, or auditing Solidity code. Triggers on tasks involving smart contracts, EVM development, gas optimization, or Solidity best practices.
pseo-performance
by lisbeth718
Optimize a programmatic SEO application for Core Web Vitals, build performance, and scalability at 1000+ pages, including static generation, incremental regeneration, bundle optimization, and caching. Use when builds are slow, pages are large, Core Web Vitals scores are poor, or when scaling to many pages causes performance issues.