Inngest expert for serverless-first background jobs, event-driven workflows, and durable execution without managing queues or workers. Use when "inngest, serverless background job, event-driven...

Guidelines for building production-grade microservices with FastAPI/Python and Go, covering serverless patterns, clean architecture, observability, and resilience.

Trigger.dev expert for background jobs, AI workflows, and reliable async execution with excellent developer experience and TypeScript-first design. Use when "trigger.dev, trigger dev, background...

Systematic debugging patterns for finding and fixing bugs. Use when troubleshooting errors, unexpected behavior, or performance issues.

Postgres performance optimization and best practices from Supabase. Use this skill when writing, reviewing, or optimizing Postgres queries, schema designs, or database configurations.

Expert in designing and implementing intelligent game AI systems including behavior trees, finite state machines, GOAP, utility AI, pathfinding, steering behaviors, and perception systems....

Expertise in real-time multiplayer networking, lag compensation, and authoritative server architectureUse when "multiplayer game, netcode, client-server game, P2P networking, lag compensation,...

Expert in performance optimization for React, Next.js, NestJS applications covering frontend rendering, API response times, database queries, and infrastructure optimization

Overview of Experimental MVCC feature - snapshot isolation, versioning, limitations

Parallelizes codebase exploration and research by launching multiple subagents simultaneously. Use when exploring codebases, researching questions, investigating bugs, gathering context from...

Run Codex CLI for deep code analysis and second-opinion reviews. Use when the user explicitly asks for Codex analysis, Codex help, or wants a second opinion from Codex on code, architecture, or...

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Use when asking about Rust code style or best practices. Keywords: naming, formatting, comment, clippy, rustfmt, lint, code style, best practice, P.NAM, G.FMT, code review, naming convention,...

Vitest testing framework patterns and best practices. Use when writing unit tests, integration tests, configuring vitest.config, mocking with vi.mock/vi.fn, using snapshots, or setting up test...

Serverless and microservices development guidelines covering FastAPI, cloud-native patterns, API gateways, and best practices for scalable serverless architectures.

Senior State Architect for React 19 and Next.js 16.1+ applications. Specialist in Zustand v5, SSR-safe stores, and slices pattern for large-scale state management.

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Senior specialist in Supabase SSR, RLS Enforcement, and Next.js 16.1+ architecture. Use when designing database schemas, auth flows, or real-time syncing in 2026.

Use when designing or building native macOS applications with SwiftUI or AppKit. Triggers on menu bar structure, keyboard shortcuts, multi-window behavior, Liquid Glass design system, macOS...

Java Spring Boot development guidelines with best practices for building robust, secure, and maintainable enterprise applications