250 free skills · page 5 of 5
Performance skills
Skills for performance — profiling, caching strategy, database query tuning, and frontend load-time optimization.
Real files from public repositories — hand-curated, never invented. Sorted by installs.
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tooluniverse-cell-line-profilingmims-harvard/tooluniverseCancer cell-line selection and profiling for experimental model choice. Cross-references DepMap, Cellosaurus, COSMIC, PharmacoDB to deliver identity verification, mutation/CNV profile, gene dependencies, drug sensitivities, and druggable targets. Use to answer 'which cell line should I use for studying gene X?' or 'is this cell line a good model for cancer Y?'. Outputs ranked recommendations with rationale, growth characteristics, and known pitfalls.Performance193
react-expertpersonamanagmentlayer/pclExpert-level React development with hooks, performance optimization, state management, and modern patternsPerformance192
cloudflare-nextjssecondsky/claude-skillsDeploy Next.js to Cloudflare Workers via the OpenNext adapter (@opennextjs/cloudflare). Use for SSR/ISR/SSG/App or Pages Router, getCloudflareContext, bindings (D1/R2/KV/AI/Hyperdrive), caching tiers, skew protection, multi-worker, custom worker, env vars, or worker size/runtime/keep_names/FinalizationRegistry/connection-scoping errors.Performance191performance-expertpersonamanagmentlayer/pclExpert-level performance optimization, profiling, benchmarking, and tuningPerformance190
instruments-profilingsteipete/agent-scriptsInstruments/xctrace profiling: macOS/iOS traces, binaries, args, exports.Performance189
programmatic-edanimrodfisher/data-analytics-skillsSystematic exploratory data analysis. Activate when a dataset needs profiling — structure check, nulls, outliers, distributions, correlations — before deeper analysis begins.Performance185
axiom-xctrace-refcharleswiltgen/axiomUse when automating Instruments profiling, running headless performance analysis, or integrating profiling into CI/CD - comprehensive xctrace CLI reference with record/export patternsPerformance182
frontend-excellencerohitg00/awesome-claude-code-toolkitModern frontend patterns for React Server Components, performance optimization, and Core Web VitalsPerformance181
discover-frontendrand/cc-polymathAutomatically discover frontend development skills when working with React, Next.js, UI components, state management, data fetching, forms, accessibility, performance optimization, or SEO. Activates for frontend web development tasks.Performance180
frontend-fullchain-optimizationmindfold-ai/marketplaceFrontend full-chain performance optimization guide based on Web Vitals metrics. Provides metric thresholds, diagnostic methods, and optimization strategies for LCP, FCP, INP, CLS, TTFB, TBT. Use when optimizing frontend performance, analyzing Web Vitals, reducing page load time, fixing layout shifts, improving interaction responsiveness, or reviewing frontend code for performance issues.Performance180Other tasks
same rules, different job
