Generate clean 2D game sprites & animation atlases — component-row pipeline: state rows, alpha cleanup, frame extraction, runtime atlases. Codex/Claude skill.

Session lifecycle management for Claude Code — persistent memory, soul purpose, reconcile, harvest, archive

Deletion-first Agent Skill for removing test bloat, verification theater, and speculative fallbacks while preserving behavior.

🤖 The one and only Claude Code Skill to Upgrade Rails by FastRuby.io -- Based on 60,000 dev/hours of experience upgrading Rails from 2.3 all the way to 8.1. Dual boot your Rails application and gradually upgrade one minor version at a time. 🚀