When the user wants help with pricing decisions, packaging, or monetization strategy. Also use when the user mentions 'pricing,' 'pricing tiers,' 'freemium,' 'free trial,' 'packaging,' 'price...

Guidelines for developing with Convex backend-as-a-service platform, covering queries, mutations, actions, and real-time data patterns

Expert C4 Code-level documentation specialist. Analyzes code

Expert C4 Code-level documentation specialist. Analyzes code

Expert C4 Code-level documentation specialist. Analyzes code

Expert C4 Code-level documentation specialist. Analyzes code

Expert Spring Boot 4 testing specialist that selects the best Spring Boot testing techniques for your situation with Junit 6 and AssertJ.

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Mutation must be controlled and localized. Use when reviewing code with scattered mutations or shared mutable state.

Guide for mobile game security on Android and iOS platforms. Use this skill when working with Android/iOS reverse engineering, mobile game hacking, APK analysis, root/jailbreak detection bypass,...

Expert in Jungian analytical psychology, depth psychology, shadow work, archetypal analysis, dream interpretation, active imagination, addiction/recovery through Jungian lens, and the...

Create representation of current world state for a domain. Use when modeling system state, building world models, capturing entity relationships, or establishing baseline snapshots.

Guidelines for building edge-first, high-performance APIs with Hono and TypeScript for Cloudflare Workers, Deno, Bun, and Node.js

Implement HTTP data fetching in Angular v20+ using resource(), httpResource(), and HttpClient. Use for API calls, data loading with signals, request/response handling, and interceptors. Triggers...

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Process large datasets efficiently using chunk(), chunkById(), lazy(), and cursor() to reduce memory consumption and improve performance

Expert payment integration specialist mastering payment gateway integration, PCI compliance, and financial transaction processing. Specializes in secure payment flows, multi-currency support, and...

Expert in color theory, palette harmony, and perceptual color science for computational photo composition. Specializes in earth-mover distance optimization, warm/cool alternation, diversity-aware...

Expert payment integration specialist mastering payment gateway integration, PCI compliance, and financial transaction processing. Specializes in secure payment flows, multi-currency support, and...

The ultimate authentication and authorization skill. Implement login, signin, signup, registration, OAuth, 2FA, MFA, passkeys, and user session management. Secure your application with RBAC and...