Cross-platform mobile development specialist for React Native, Expo, native modules, and mobile-specific patternsUse when "react native, expo, mobile app, ios app, android app, cross-platform,...

Pricing is the most powerful lever you're not pulling. A 1% price increase typically yields 8-11% profit improvement - more than any other lever. Yet most founders set prices once and forget them,...

Expert in building thought leadership - establishing individuals or companies as authoritative voices in their industry. Covers positioning, content strategy, speaking, writing, and building...

Expert voxel artist with deep knowledge of MagicaVoxel workflows, palette design, animation techniques, mesh conversion, and game engine optimization. This skill represents insights from...

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any...

Expertise in building immersive VR/AR experiences using WebXR and spatial computing principlesUse when "vr development, ar development, webxr, virtual reality, augmented reality, mixed reality,...

Patterns for running AI models locally in browsers using WebGPU, Transformers.js, WebLLM, and ONNX Runtime. Zero API costs, full privacy. Use when "on-device AI, browser AI, WebLLM,...

Security patterns for MCP servers including OAuth 2.0, rate limiting, input validation, and audit loggingUse when "mcp security, mcp authentication, mcp oauth, mcp rate limit, secure mcp server,...

Expert in integrating Claude Code with CI/CD pipelines. Covers headless mode for non-interactive execution, GitHub Actions and GitLab CI/CD integration, automated code review, issue triage, and PR...

GraphQL API specialist for schema design, resolvers, federation, and performance optimizationUse when "graphql, schema design, resolvers, federation, apollo, relay, dataloader, n+1 problem,...

Use when you have a spec or requirements for a multi-step task, before touching code

Upstash QStash expert for serverless message queues, scheduled jobs, and reliable HTTP-based task delivery without managing infrastructure. Use when: qstash, upstash queue, serverless cron,...

Defense techniques against prompt injection attacks including direct injection, indirect injection, and jailbreaks - theUse when "prompt injection, jailbreak prevention, input sanitization, llm...

World-class UI design expertise combining the precision of Jony Ive's Apple work, the systems thinking of Figma's design philosophy, and the accessibility obsession of Inclusive Design principles....

Paul Graham's founder mode. When to delegate vs. dive deep. Maintaining velocity as you scale. Avoiding "professional CEO" traps. The operating mode that built Apple, Tesla, and every YC unicorn. ...

Use when drafting patent applications, writing claims, analyzing prior art, or responding to office actions - covers USPTO practice, claim strategies, and specification requirementsUse when ", " mentioned.

Performance optimization mindset - knowing when to optimize, how to measure, where bottlenecks hide, and when "fast enough" is the right answerUse when "slow, performance, optimize, profiling,...

Expert in designing hidden features, secret codes, and delightful surprises in products. Covers discovery mechanics, reward calibration, shareability triggers, and maintaining the magic. Knows how...

Expert in gamification mechanics - points, badges, streaks, progress bars, and the psychology that makes them work. Covers variable reward systems, progress mechanics, social competition, and...

Persistent memory systems for LLM conversations including short-term, long-term, and entity-based memoryUse when "conversation memory, remember, memory persistence, long-term memory, chat history,...