Developer Tools & Repos Agent Skills for Microsoft Copilot

Three.js skills for creating 3D elements and interactive experiences in the browser — scenes, materials, controls, and post-processing.

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that…

Writes commit messages in Conventional Commits format from a staged diff.

Expert guidance for developing with the tinystruct Java framework.

2D game development principles. Sprites, tilemaps, physics, camera.

Expert in building 3D experiences for the web - Three.js, React

Algorithmic philosophies are computational aesthetic movements that are then expressed through code.

Three.js scene setup, cameras, renderer, Object3D hierarchy, coordinate systems.

Semantic search for codebases. Locates matches with ripgrep and expands them into full AST nodes (functions/classes) using tree-sitter or…

When to activate: tokio async runtime, tasks, spawn, select, join, channels, time, interval, timeout, signal handling, graceful shutdown

Generate game asset images from text descriptions using Replicate's nano-banana-pro model.

Handles TOML configuration file operations in Python using tomlkit for comment-preserving read-modify-write cycles.

Use when asked about mobile UI guidelines, touch targets, platform-specific UI rules, or mobile interaction patterns.

Designs effective agent tools and APIs following ACI principles.

Utility commands — commit, compile, validate-bib, journal, context-status, deploy, learn.

Use when locating an API, proving whether it is used, or mapping an endpoint through DTOs, services, query hooks, and UI consumers.

Use when the agent is building or iterating on a web game (HTML/JS) and needs a reliable

Configures Python projects with modern tooling (uv, ruff, ty).

Use when implementing drag and drop, copy/paste, ShareLink, or ANY content sharing between apps or views - covers Transferable protocol…

TriNet integration via Apideck's HRIS unified API — same methods work across every connector in HRIS, switch by changing `serviceId`.

Use when Codex is helping someone try, adopt, evaluate, or integrate TritonKit during its development stage, especially when the user has…