Developer Tools & Repos Agent Skills for Gemini CLI

Step-by-step guide for adding new pages to the Yew frontend

Use when adding new mod parsers to convert game mod strings to typed Mod objects - guides the template-based parsing pattern (project)

How to gate a PostHog API endpoint with project secret API key (PSAK) auth — a project-scoped, user-less service credential.

Address review comments on a GitHub pull request — fetch unresolved comments, investigate each issue, fix valid ones, reply, and resolve…

Streamlines Adobe Animate and CreateJS development for interactive HTML5 Canvas projects through specialized debugging, component…

Optimizes Adobe Animate and CreateJS projects by identifying and fixing memory leaks, redundant event bindings, and rendering bottlenecks.

Write decision records that explain context, evaluated alternatives, chosen direction, and consequences without creating product obligations

Hyperliquid perpetual futures DEX — order placement (market/limit/trigger/TWAP), position management, leverage up to 50x, WebSocket…

Use when the user asks to generate, create, or scaffold ADVPL/TLPP code for TOTVS Protheus -- User Functions, Static Functions, TLPP…

Use when the user asks to migrate, convert, compatibilize, or modernize legacy ADVPL procedural code to TLPP object-oriented classes on…

How to create and run agent actions. Actions are the single source of truth for app operations — the agent calls them as tools and…

Port Claude Code plugins to Codex or Agy packages.

Review and fix PR review bot findings on current PR, loop until resolved.

Use when user wants to clean AI slop from code.

Architect agent — designs systems and APIs and decides the tech stack.

Pull the latest Agentic-Z template improvements (agents, skills, conventions, docs) from upstream into your clone, without touching your…

Backend architecture patterns, API design, database optimization, and server-side best practices for Node.js, Express, and Next.js API…

Apple FoundationModels framework for on-device LLM — text generation, guided generation with @Generable, tool calling, and snapshot…

Spring Boot architecture patterns, REST API design, layered services, data access, caching, async processing, and logging.

Swift 6.2 Approachable Concurrency — single-threaded by default, @concurrent for explicit background offloading, isolated conformances for…

Thread-safe data persistence in Swift using actors — in-memory cache with file-backed storage, eliminating data races by design.