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Found 581 Skills
C++20 specialist with expertise in modern C++ features, performance optimization, and system programming
Enterprise Angular development expert specializing in Angular 16+ features, Signals, Standalone Components, and RxJS/NgRx at scale.
Master React Hooks including useState, useEffect, useContext, useReducer, and custom hooks with production-grade patterns
Practical guidance for writing, refactoring, and reviewing fast, reliable, and maintainable Rust code.
Principal backend engineering intelligence for JavaScript services. Actions: plan, design, build, implement, review, fix, optimize, refactor, debug, secure, scale backend code and architectures. Focus: correctness, reliability, performance, security, observability, scalability, operability, cost.
Builds dashboards, reports, and data-driven interfaces requiring charts, graphs, or visual analytics. Provides systematic framework for selecting appropriate visualizations based on data characteristics and analytical purpose. Includes 24+ visualization types organized by purpose (trends, comparisons, distributions, relationships, flows, hierarchies, geospatial), accessibility patterns (WCAG 2.1 AA compliance), colorblind-safe palettes, and performance optimization strategies. Use when creating visualizations, choosing chart types, displaying data graphically, or designing data interfaces.
Write high-performance JIT compilers and interpreters in the style of Mike Pall, creator of LuaJIT. Emphasizes trace-based compilation, aggressive optimization, and understanding CPU microarchitecture. Use when building JITs, interpreters, or any code where every cycle counts.
Master microinteractions, animations, transitions, and feedback systems. Create intentional, delightful interactions that guide users and provide clear feedback. Includes animation principles, timing, easing, state transitions, and best practices for performance and accessibility.
React Native & Expo engineering standards.
Opinionated constraints for building better user interfaces. Triggers on building or reviewing web components, pages, forms, modals, animations, or any frontend UI work. Covers accessibility, focus states, touch interactions, and performance.
Create a new skill that uses an MCP server, following best practices from the MCP CLI guide. Use when user wants to create a skill for a new MCP server or integrate MCP functionality into a skill.
Comprehensive guide for Google Apps Script development covering all built-in services (SpreadsheetApp, DocumentApp, GmailApp, DriveApp, CalendarApp, FormApp, SlidesApp), triggers, authorization, error handling, and performance optimization. Use when automating Google Sheets operations, creating Google Docs, managing Gmail/email, working with Google Drive files, automating Calendar events, implementing triggers (time-based, event-based), building custom functions, creating add-ons, handling OAuth scopes, optimizing Apps Script performance, working with UrlFetchApp for API calls, using PropertiesService for persistent storage, or implementing CacheService for temporary data. Covers batch operations, error recovery, and JavaScript ES6+ runtime.