Developer Tools & Repos Agent Skills for Gemini CLI

Use when cutting a modpack release. Creates <project>/docs/release-changelog.md if absent; appends a new version section with grouped…

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

Write and check Pyrope (LiveHD's HDL). Use when creating or editing .prp files, translating Verilog to/from Pyrope, or answering Pyrope…

Use this skill when writing meta file for MUI Treasury registry.

Create or modify ryOS backend API routes under api/ using the shared apiHandler wrapper, request-auth, Redis, rate limiting, and CORS…

Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design.

Implement Command Query Responsibility Segregation for scalable architectures.

Manage major dependency version upgrades with compatibility analysis, staged rollout, and comprehensive testing.

Master error handling patterns across languages including exceptions, Result types, error propagation, and graceful degradation to build…

Master ES6+ features including async/await, destructuring, spread operators, arrow functions, promises, modules, iterators, generators…

Master Next.js 14+ App Router with Server Components, streaming, parallel routes, and advanced data fetching.

Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication…

Wwise integration skill for sound banks, RTPC, and interactive music.

wxPython GUI expert -- sizer layouts, event handling, AUI framework, custom controls, threading (wx.CallAfter/wx.PostEvent), dialog…

name: preview description: Build and capture Xcode/SwiftUI previews for visual analysis invocation: /preview This skill allows you to…

Use when writing, running, or debugging XCUITests.

Use whenever the task involves inspecting, modifying, or building plugins for Bethesda games via the forked xEdit automation daemon.

Use when auditing conflicts in a Bethesda plugin set — determining for a record (or a plugin's records) which override wins, what the…

Mobile optimization — tile-based GPU, ASTC textures, draw call budget (<100), thermal throttling, battery, touch input, safe areas, App…

MCP (Model Context Protocol) server building principles.

Mobile-first design thinking and decision-making for iOS and Android apps.