Developer Tools & Repos Agent Skills

This skill should be used when the user is starting an architecture project

WAI-ARIA implementation, roles, states, and properties.

Design architecture for Ark features following existing patterns and principles.

Regenerate and debug types across the ARK stack (SDK, API, Dashboard).

Senior embedded software engineer specializing in firmware and driver development for ARM Cortex-M microcontrollers (Teensy, STM32, nRF52…

Optimize React Native app performance including bridge optimization, list rendering, memory management, and profiling.

This skill should be used when the user says "batch merge", "merge batch", "arness batch merge", "arn-code-batch-merge", "merge all PRs"…

Master Unity ECS (Entity Component System) with DOTS, Jobs, and Burst for high-performance game development.

Master Unity ECS (Entity Component System) with DOTS, Jobs, and Burst for high-performance game development.

Reconcile App Store Connect subscriptions and in-app purchases with RevenueCat products, entitlements, offerings, and packages using asc…

Orchestrate iOS screenshot automation with xcodebuild/simctl for build-run, AXe for UI actions, JSON settings and plan files, Koubou-based…

Consult OpenAI Codex for investigation, debugging, or code review.

Clarify requirements before implementing.

Complete pattern for creating a LAN API with ASP.NET Core 8 Minimal API that shares an SQLite database with a WinForms application…

Diagnose and fix AssemblyAI common errors and exceptions.

Apply production-ready AssemblyAI SDK patterns for TypeScript and Python.

Pre-change blast-radius report for a symbol or file.

Use when importing and managing assets — image compression, 3D scene import, audio formats, resource formats, and import configuration

Use tree-sitter MCP tools for AST-aware code navigation — finding symbols, jumping to definitions, inspecting scopes, and running…

Astro-specific performance optimizations for 95+ Lighthouse scores.

Finds queue publishing (RabbitMQ, Redis), event dispatching, webhooks, and scheduled tasks.