Agent skill

Editor Application Set State

by IvanMurzak in IvanMurzak/Unity-MCP

Start / stop / pause the Unity Editor 'playmode'. An agent skill from IvanMurzak/Unity-MCP.

Apache-2.0Auto-check passedGame Development

Install Editor Application Set State

skills CLI
$ npx skills add IvanMurzak/Unity-MCP --skill editor-application-set-state -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install IvanMurzak/Unity-MCP editor-application-set-state --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/IvanMurzak/Unity-MCP.git skills-src && mkdir -p .claude/skills && cp -r skills-src/Unity-MCP-Plugin/.claude/skills/editor-application-set-state .claude/skills/editor-application-set-state && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
editor-application-set-state
GitHub stars
4.4k
Used in
1 other repo
Token cost
~981 tokens
SKILL.md length
178 words
Files
1
Skills in repo
80
Repo updated
First seen
Licence
Apache-2.0

At a glance

Start / stop / pause the Unity Editor 'playmode'. An agent skill from IvanMurzak/Unity-MCP.

  • Game Development work in your project
  • SKILL.md covers Inputs, Behavior, How to Call and Input, plus 1 more section
  • Calls npm and npx

What it does

Editor Application Set State is an agent skill from IvanMurzak/Unity-MCP. Start / stop / pause the Unity Editor 'playmode'. Use 'editor-application-get-state' to inspect the current state first. Throws if the project currently has compilation errors.

Its SKILL.md is about 980 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Game Development. It works with Unity and Model Context Protocol. The repository describes itself as: AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C method may be turned into a… The licence is Apache-2.0.

When your agent uses it

  • Game Development work in your project

Example prompts

  • “playmode”
  • “editor-application-get-state”
  • “/editor-application-set-state”

Requirements

  • Node.js

What it can do on your machine

Read from SKILL.md and the folder at commit 4c8056f. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • npm
    • npx

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md. Its commands use npm and npx, which can reach the network depending on how they are called.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Editor Application Set State loads about 981 tokens when it runs. Until then it costs about 51 tokens; SKILL.md has 178 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~51
When it runs · the whole SKILL.md, loaded when a task matches
~981

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from IvanMurzak/Unity-MCP at commit 4c8056f, republished under its Apache-2.0 licence (© IvanMurzak). 178 words, ~981 tokens.

Download SKILL.mdSave it as .claude/skills/editor-application-set-state/SKILL.md (or your agent's skills folder).
name
editor-application-set-state
description
Start / stop / pause the Unity Editor 'playmode'. Use 'editor-application-get-state' to inspect the current state first. Throws if the project currently has compilation errors.

Editor / Application / Set State

Control the Unity Editor application state. You can start, stop, or pause the 'playmode'. Use 'editor-application-get-state' tool to get the current state first.

Inputs

  • isPlaying (default false) — sets EditorApplication.isPlaying.
  • isPaused (default false) — sets EditorApplication.isPaused.

Behavior

Refuses any state change while EditorUtility.scriptCompilationFailed is true — instead throws with the compilation error details so the caller can fix them first. On success returns the post-change EditorStatsData snapshot.

How to Call

bash
unity-mcp-cli run-tool editor-application-set-state --input '{
  "isPlaying": false,
  "isPaused": false
}'

For complex input (multi-line strings, code), save the JSON to a file and use:

bash
unity-mcp-cli run-tool editor-application-set-state --input-file args.json

Or pipe via stdin (recommended):

bash
unity-mcp-cli run-tool editor-application-set-state --input-file - <<'EOF'
{"param": "value"}
EOF
Troubleshooting

If unity-mcp-cli is not found, either install it globally (npm install -g unity-mcp-cli) or use npx unity-mcp-cli instead. Read the /unity-initial-setup skill for detailed installation instructions.

Input

NameTypeRequiredDescription
isPlayingbooleanNoIf true, the 'playmode' will be started. If false, the 'playmode' will be stopped.
isPausedbooleanNoIf true, the 'playmode' will be paused. If false, the 'playmode' will be resumed.
Input JSON Schema
json
{
  "type": "object",
  "properties": {
    "isPlaying": {
      "type": "boolean"
    },
    "isPaused": {
      "type": "boolean"
    }
  }
}

Output

Output JSON Schema
json
{
  "type": "object",
  "properties": {
    "result": {
      "$ref": "#/$defs/AIGD.EditorStatsData",
      "description": "Available information about 'UnityEditor.EditorApplication'."
    }
  },
  "$defs": {
    "AIGD.EditorStatsData": {
      "type": "object",
      "properties": {
        "IsPlaying": {
          "type": "boolean",
          "description": "Whether the Editor is in Play mode."
        },
        "IsPaused": {
          "type": "boolean",
          "description": "Whether the Editor is paused."
        },
        "IsCompiling": {
          "type": "boolean",
          "description": "Is editor currently compiling scripts? (Read Only)"
        },
        "IsPlayingOrWillChangePlaymode": {
          "type": "boolean",
          "description": "Editor application state which is true only when the Editor is currently in or about to enter Play mode. (Read Only)"
        },
        "IsUpdating": {
          "type": "boolean",
          "description": "True if the Editor is currently refreshing the AssetDatabase. (Read Only)"
        },
        "ApplicationContentsPath": {
          "type": "string",
          "description": "Path to the Unity editor contents folder. (Read Only)"
        },
        "ApplicationPath": {
          "type": "string",
          "description": "Gets the path to the Unity Editor application. (Read Only)"
        },
        "TimeSinceStartup": {
          "type": "number",
          "description": "The time since the editor was started. (Read Only)"
        }
      },
      "required": [
        "IsPlaying",
        "IsPaused",
        "IsCompiling",
        "IsPlayingOrWillChangePlaymode",
        "IsUpdating",
        "TimeSinceStartup"
      ],
      "description": "Available information about 'UnityEditor.EditorApplication'."
    }
  },
  "required": [
    "result"
  ]
}

© IvanMurzak, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in Unity-MCP-Plugin/.claude/skills/editor-application-set-state of IvanMurzak/Unity-MCP.

Open the folder on GitHubat commit 4c8056f

Used in 1 other repository

We found 1 copy of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in IvanMurzak/Unity-MCP, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Editor Application Set State next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

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Editor Application Set State this skillIvanMurzak/Unity-MCP4.4k1 repos~981Automated safety check: PassApache-2.0
Locus Unity BridgeMisaka-Mikoto-Tech/agent-skills275—~4kAutomated safety check: PassMIT
Unity PluginTomLeeLive/openclaw-unity-plugin107—~5.1kAutomated safety check: PassApache-2.0
Unity CLIAmaniDawn/DGame169—~554Automated safety check: PassMIT
Sprite Genaldegad/sprite-gen2.6k—~4.5kAutomated safety check: PassApache-2.0
Fantasy Framework Development Guideqq362946/Fantasy1.4k—~5.8kAutomated safety check: PassCustom licence

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Questions about Editor Application Set State

What does Editor Application Set State do?

Start / stop / pause the Unity Editor 'playmode'. An agent skill from IvanMurzak/Unity-MCP. Editor Application Set State is an agent skill from IvanMurzak/Unity-MCP. Start / stop / pause the Unity Editor 'playmode'.

When should I use Editor Application Set State?

Editor Application Set State fits situations like: game Development work in your project.

How do I install Editor Application Set State in Claude Code?

Run `npx skills add IvanMurzak/Unity-MCP --skill editor-application-set-state -a claude-code`. Or copy the skill folder (Unity-MCP-Plugin/.claude/skills/editor-application-set-state in IvanMurzak/Unity-MCP) into .claude/skills/editor-application-set-state in your project. Claude Code loads it when a task matches its description.

How do I install Editor Application Set State in Codex?

Run `npx skills add IvanMurzak/Unity-MCP --skill editor-application-set-state -a codex`. Or copy the skill folder (Unity-MCP-Plugin/.claude/skills/editor-application-set-state in IvanMurzak/Unity-MCP) into .agents/skills/editor-application-set-state in your project. Codex loads it when a task matches its description.

Can I use Editor Application Set State in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add IvanMurzak/Unity-MCP --skill editor-application-set-state -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/editor-application-set-state, .gemini/skills/editor-application-set-state, .github/skills/editor-application-set-state and .opencode/skills/editor-application-set-state in your project.

What does Editor Application Set State need to run?

Going by SKILL.md and its folder, Editor Application Set State needs the command-line tools its instructions call (npm and npx). Our summary lists: Node.js.

Does Editor Application Set State access the network?

SKILL.md contains no URLs. Its commands use npm and npx, which can reach the network depending on how they are called. This is read from the text; nothing was executed.

Is Editor Application Set State safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Editor Application Set State use?

Editor Application Set State is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Editor Application Set State use?

About 981 tokens (SKILL.md is roughly 3.9k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Editor Application Set State?

Skills that share tags, products or a category with Editor Application Set State: Locus Unity Bridge (Misaka-Mikoto-Tech/agent-skills, 275 stars), Unity Plugin (TomLeeLive/openclaw-unity-plugin, 107 stars), Unity CLI (AmaniDawn/DGame, 169 stars) and Sprite Gen (aldegad/sprite-gen, 2.6k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Editor Application Set State?

IvanMurzak (a GitHub user) maintains it in IvanMurzak/Unity-MCP, which has 4,398 GitHub stars. The repository holds 80 skills in this directory. The repository was last updated on October 4, 2026.

Source: IvanMurzak/Unity-MCP on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.