unity-history

Manage Unity Editor undo/redo history with built-in API.

Updated Apr 15, 2026
One-click install
npx skills add https://github.com/Yuan-Zzzz/FrogRE --skill unity-history-yuan-zzzz
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: unity-history
Source: https://github.com/Yuan-Zzzz/FrogRE/tree/main/.codex/skills/unity-skills/skills/history
Command: npx skills add https://github.com/Yuan-Zzzz/FrogRE --skill unity-history-yuan-zzzz

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Unity editor undo/redo history management to keep edits reversible and auditable.

Core Features & Use Cases

  • history_undo: Undo the last operation in the Unity editor.
  • history_redo: Redo the last undone operation.
  • history_get_current: Retrieve the current undo history state for inspection.
  • Use Case: Revert accidental changes during scene editing, or compare histories across edits in longer sessions.

Quick Start

Invoke history_undo to revert the last change and verify the editor state.

Frequently Asked Questions about unity-history

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I undo and redo changes in the Unity editor?

You can undo and redo changes in the Unity editor by invoking the history_undo and history_redo helpers to revert or reapply the last operations during scene editing.

How do I check the current Unity undo history stack?

To check the current Unity undo history stack, use the history_get_current helper to retrieve and inspect the editor's undo state for auditing edits across longer sessions.

Can I clear or save the undo history in Unity editor workflows?

No, you cannot clear or save the undo history in Unity editor workflows because the helpers include guardrails that prohibit unsupported operations like history_clear and history_save.

What is the best way to manage Unity editor undo history for scene editing?

The best way to manage Unity editor undo history for scene editing is using deterministic helpers that expose undo, redo, and current state inspection while keeping edits reversible and auditable.

Do I need Unity's built-in undo management API to use these history helpers?

Yes, you need Unity's built-in undo management API because the helpers require it to provide deterministic undo/redo operations and visibility into the current edit session stack.