Developer Tools & Repos Agent Skills for Codex CLI

Use when implementing compile-time metaprogramming in Crystal using macros for code generation, DSLs, compile-time computation, and…

Write modern C# code with advanced features like records, pattern matching, and async/await.

Precision CSS/styling modifications for pixel-perfect adjustments with Tailwind, CSS Modules, and plain CSS support

Transforms natural language task descriptions into structured, executable research contracts with precise boundaries and success criteria.

Configure BYOK API keys for OpenAI, Anthropic, Google, Azure, and custom

Troubleshoot common Cursor IDE errors: authentication, completion, indexing,

Integrate Git workflows with Cursor IDE: AI commit messages, @Git context,

Troubleshoot Cursor codebase indexing: stuck indexing, empty search,

Configure and select AI models in Cursor for Chat, Composer, and Agent

Production readiness checklist for Cursor IDE setup: security, rules,

Reference architecture for Cursor IDE projects: directory structure,

Configure Cursor project rules using .cursor/rules/*.mdc files and legacy

Guide users building apps, scripts, CI pipelines, or automations on top of the Cursor TypeScript SDK (`@cursor/sdk`).

Create and register small, pure helper functions when they improve clarity; keep them organized and tested

Custom monster creation for Valkyrie MoM.

Game audio principles. Sound design, music integration, adaptive audio systems.

PC and console game development principles.

VR/AR development principles. Comfort, interaction, performance requirements.

D&D 5e Dungeon Master engine. Activates when playing a tabletop RPG campaign, managing game state in markdown files, rolling dice, running…

Run D&D campaigns from published adventures using CandleKeep rulebooks.

This skill should be used when the GM needs to handle Daggerheart combat, including action roll resolution, Hope/Fear token economy…