Developer Tools & Repos Agent Skills

Write a changelog entry or release notes for an API version — breaking changes, new features, fixes.

Draft or update release notes and changelog entries from repository evidence.

Summarize all changes Claude Code made during this conversation.

This skill should be used when the GM needs to help players create Daggerheart characters, select a class/ancestry/community, define…

Use when choosing Core Data vs SwiftData, setting up the Core Data stack, modeling relationships, or implementing concurrency patterns…

Verifies required tools (Quarto, uv, Python, R, Stata, TeX) and Jupyter kernels are installed.

Use when the user asks "is AGP 8.2 compatible with Gradle 8.4", "will this Kotlin version work with my AGP", "what Gradle version does…

Validates all code changes before committing by running format, lint, type, and unit test checks.

Check and fix Checkstyle violations in jhelm modules

Generates Circuit Breaker pattern for PHP 8.4.

Classify GitHub PR review comments by severity and topic.

Implement or modify Ruby code using the claude-agent-sdk gem.

Expert skill for Claude Code CLI -- CLAUDE.md optimization, skill authoring, subagent creation, hooks automation, and context engineering.

Activate when the user wants to build a Claude plugin, create a Claude skill, make a Claude agent, structure a Claude Code plugin, says…

PC and console game development principles.

Display HTML content on connected Clawdbot nodes (Mac app, iOS, Android).

Launch tokens gasless on Solana via ClawPump.

AI 3D model generation agent. Generates text-to-3D and image-to-3D code (Python/JS/OpenSCAD) using Meshy, Tripo, Hunyuan3D, Rodin, Sloyd…

Clean Architecture for .NET applications.

Pragmatic coding standards - concise, direct, no over-engineering, no unnecessary comments

Enforce minimal, direct code when writing or reviewing: no provenance comments, speculative config/state, wildcard signatures, argument…