Performance
Performance profiling and optimization
efficient-list-building
by blockscout
Build lists efficiently using prepend operations and Enum.reverse/1 instead of append. Appending to lists is O(n) while prepending is O(1). Use [head tail] notation and reverse at the end when order matters.
react-best-practices
by OneKeyHQ
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.
research
by QuixiAI
How to research topics using web tools
humanizer
by QuixiAI
Detect and remove AI writing patterns to produce natural, human-sounding prose
meeting-prep
by QuixiAI
Prepare briefings for upcoming calendar events with attendee context and relevant memories
daily-briefing
by QuixiAI
Compile a comprehensive daily briefing from calendar, contacts, goals, and recent activity
code-review-large
by breaking-brake
In-depth code review for large PRs (>500 lines). Full analysis including architecture, performance, security, and maintainability.
node-health-check
by scitix
Check node health and diagnose node-level issues (NotReady, DiskPressure, MemoryPressure, PIDPressure). Inspects node conditions, resource allocation, and real-time usage.
django-perf-review
by getsentry
Django performance code review. Use when asked to "review Django performance", "find N+1 queries", "optimize Django", "check queryset performance", "database performance", "Django ORM issues", or audit Django code for performance problems.
Marketing Campaign Analysis
by https-deeplearning-ai
smtprofiling
by FStarLang
Debug F* queries sent to Z3, diagnosing proof instability and performance issues
code-review
by breaking-brake
Analyze PR diffs and generate review comments from code quality, security, and performance perspectives. Use for code reviews, quality checks, and security analysis.
langchain-architecture
by HermeticOrmus
Design LLM applications using the LangChain framework with agents, memory, and tool integration patterns. Use when building LangChain applications, implementing AI agents, or creating complex LLM workflows.
1k-performance
by OneKeyHQ
Performance optimization for React/React Native — re-renders, memoization, FlashList, memory leaks, and bundle size.
perf-optimizer
by OneKeyHQ
"Systematic performance optimization and regression debugging for OneKey mobile app (iOS). Use when: (1) Fixing performance regressions - when metrics like tokensStartMs, tokensSpanMs, or functionCallCount have regressed and need to be brought back to normal levels, (2) Improving baseline performance - when there's a need to optimize cold start time or reduce function call overhead, (3) User requests performance optimization/improvement/debugging for the app's startup or home screen refresh flow."
prompt-engineering
by giuseppe-trisciuoglio
This skill should be used when creating, optimizing, or implementing advanced prompt patterns including few-shot learning, chain-of-thought reasoning, prompt optimization workflows, template systems, and system prompt design. It provides comprehensive frameworks for building production-ready prompts with measurable performance improvements.
init-config
by FradSer
Generate $HOME/.claude/CLAUDE.md with AI-driven environment detection and advanced configuration options
postgres
by mfts
PostgreSQL best practices, query optimization, connection troubleshooting, and performance improvement. Load when working with Postgres databases.
vercel-react-best-practices
by mfts
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.
noir-idioms
by noir-lang
Guidelines for writing idiomatic, efficient Noir programs. Use when writing or reviewing Noir code.
langchain4j-ai-services-patterns
by giuseppe-trisciuoglio
Provides patterns to build declarative AI Services with LangChain4j using interface-based patterns, annotations, memory management, tools integration, and advanced application patterns. Use when implementing type-safe AI-powered features with minimal boilerplate code in Java applications.
spring-boot-cache
by giuseppe-trisciuoglio
Provides patterns for enabling and operating the Spring Cache abstraction in Spring Boot. Use when implementing application-level caching for performance-sensitive workloads.
spring-data-jpa
by giuseppe-trisciuoglio
Provides patterns to implement persistence layers with Spring Data JPA. Use when creating repositories, configuring entity relationships, writing queries (derived and @Query), setting up pagination, database auditing, transactions, UUID primary keys, multiple databases, and database indexing.
django-perf-review
by getsentry
Django performance code review. Use when asked to "review Django performance", "find N+1 queries", "optimize Django", "check queryset performance", "database performance", "Django ORM issues", or audit Django code for performance problems.