Launch or restart Unity Editor. An agent skill from CyberAgentGameEntertainment/NovaShader.

MITAuto-check passedGame Development

Install Uloop Launch

skills CLI
$ npx skills add CyberAgentGameEntertainment/NovaShader --skill uloop-launch -a claude-code

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

GitHub CLI
$ gh skill install CyberAgentGameEntertainment/NovaShader uloop-launch --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/CyberAgentGameEntertainment/NovaShader.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.claude/skills/uloop-launch .claude/skills/uloop-launch && 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
uloop-launch
GitHub stars
1.6k
Used in
1 other repo
Token cost
~782 tokens
SKILL.md length
396 words
Files
1
Skills in repo
10
Repo updated
First seen
Licence
MIT

At a glance

Launch or restart Unity Editor. An agent skill from CyberAgentGameEntertainment/NovaShader.

  • Game Development work in your project
  • SKILL.md covers Usage, Parameters, Output and When not to use, plus 1 more section
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Uloop Launch is an agent skill from CyberAgentGameEntertainment/NovaShader. Launch or restart Unity Editor. Use only when Unity is not running or stays frozen after retries — not as a health check after a failed command; it brings the Unity window to the foreground as a side effect.

Its SKILL.md is about 780 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. The repository describes itself as: Multi-functional shader for the Particle System that supports Universal Render Pipeline (URP) of Unity. The licence is MIT.

When your agent uses it

  • Game Development work in your project

Example prompts

  • “/uloop-launch”

What it can do on your machine

Read from SKILL.md and the folder at commit 7f0a400. 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

    No scripts in the folder and no shell commands in SKILL.md (its code samples are bash).

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

  • Network

    No URLs in SKILL.md.

    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

Uloop Launch loads about 782 tokens when it runs. Until then it costs about 55 tokens; SKILL.md has 396 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~55
When it runs · the whole SKILL.md, loaded when a task matches
~782

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 CyberAgentGameEntertainment/NovaShader at commit 7f0a400, republished under its MIT licence (© CyberAgentGameEntertainment). 396 words, ~782 tokens.

Download SKILL.mdSave it as .claude/skills/uloop-launch/SKILL.md (or your agent's skills folder).
name
uloop-launch
description
Launch or restart Unity Editor. Use only when Unity is not running or stays frozen after retries — not as a health check after a failed command; it brings the Unity window to the foreground as a side effect.

uloop launch

Launch Unity Editor with the correct version for a project.

uloop launch is not fire-and-forget. When Unity needs to start or restart, the command waits until Unity is actually ready for CLI operations before it exits.

Usage

bash
uloop launch [project-path] [options]

Parameters

ParameterTypeDescription
project-pathstringOptional. Use only when the target Unity project is not in the current directory.
-r, --restartflagKill running Unity and restart
-q, --quitflagKill an existing Unity process for the project without launching
--editor-version <version>stringUse this Unity Editor version instead of ProjectVersion.txt
-p, --platform <P>stringBuild target (e.g., StandaloneOSX, Android, iOS)
--max-depth <N>numberSearch depth when project-path is omitted (default: 3, -1 for unlimited)

Output

May print status/progress lines before the final JSON payload, such as project path, detected Unity version, or readiness wait messages.

The final JSON payload includes:

  • Success: whether the command completed
  • Ready: whether Unity CLI Loop is ready for commands
  • ServerReady: whether the Unity CLI Loop server accepted requests
  • ProjectIpcReady: whether the project IPC path accepted tool requests
  • AlreadyRunning: whether an existing Unity process was reused
  • Launched: whether this command launched a Unity process
  • Restarted: whether this command stopped an existing process and launched a new one
  • Quit: whether this command stopped Unity without launching a new process
  • PreviousProcessId: process ID stopped by restart or quit, when available
  • CurrentProcessId: current Unity process ID, when available
  • ProjectRoot: resolved project root
  • Message: readiness summary
Show full SKILL.md (159 more words)Show less

When not to use

A single failed, cancelled, or busy command (e.g. right after a domain reload) is not a reason to launch — retry the command instead. Running launch while the Editor is up brings the Unity window to the foreground, which disrupts the user. Reach for launch only when Unity is not running, or still does not respond after retries.

Notes

  • If Unity is already running, focuses the existing window and verifies tool readiness
  • If process scan is blocked (e.g. sandboxed ps), plain launch falls back to IPC probing; --restart and --quit still fail because they need the process id
  • New Unity processes ignore project compiler errors during Editor startup by default when run by dispatcher 3.0.1-beta.8 or newer; run uloop update first if an older dispatcher is installed
  • --editor-version only affects new Unity processes; use it with --restart to replace an already-running Editor
  • The command waits until Unity finishes startup and the CLI can connect before returning

© CyberAgentGameEntertainment, MIT. 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 .claude/skills/uloop-launch of CyberAgentGameEntertainment/NovaShader.

Open the folder on GitHubat commit 7f0a400

Used in 1 other repository

We found 3 copies of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in CyberAgentGameEntertainment/NovaShader, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Uloop Launch 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.

Uloop Launch compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Uloop Launch this skillCyberAgentGameEntertainment/NovaShader1.6k1 repos~782Automated safety check: PassMIT
Fantasy Framework Development Guideqq362946/Fantasy1.4k—~5.8kAutomated safety check: PassCustom licence
Locus Unity BridgeMisaka-Mikoto-Tech/agent-skills275—~4kAutomated safety check: PassMIT
AibridgeFlameskyDexive/Legends-Of-Heroes929—~2.1kAutomated safety check: PassMIT
Unity SkillsBesty0728/Unity-Skills1.8k—~2kAutomated safety check: PassMIT
Unity PluginTomLeeLive/openclaw-unity-plugin107—~5.1kAutomated safety check: PassApache-2.0

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  • Uloop Simulate Keyboard

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  • Uloop Simulate Mouse Input

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    Control Unity Editor Play Mode. An agent skill from CyberAgentGameEntertainment/NovaShader.

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  • Uloop Pause Point

    CyberAgentGameEntertainment/NovaShader

    Pauses Unity playback at any source file:line without editing code or recompiling, and returns a snapshot of the locals, parameters, and instance fields at that exact frame.

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  • Uloop Hot Reload

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Works with

Questions about Uloop Launch

What does Uloop Launch do?

Launch or restart Unity Editor. An agent skill from CyberAgentGameEntertainment/NovaShader. Uloop Launch is an agent skill from CyberAgentGameEntertainment/NovaShader. Launch or restart Unity Editor.

When should I use Uloop Launch?

Uloop Launch fits situations like: game Development work in your project.

How do I install Uloop Launch in Claude Code?

Run `npx skills add CyberAgentGameEntertainment/NovaShader --skill uloop-launch -a claude-code`. Or copy the skill folder (.claude/skills/uloop-launch in CyberAgentGameEntertainment/NovaShader) into .claude/skills/uloop-launch in your project. Claude Code loads it when a task matches its description.

How do I install Uloop Launch in Codex?

Run `npx skills add CyberAgentGameEntertainment/NovaShader --skill uloop-launch -a codex`. Or copy the skill folder (.claude/skills/uloop-launch in CyberAgentGameEntertainment/NovaShader) into .agents/skills/uloop-launch in your project. Codex loads it when a task matches its description.

Can I use Uloop Launch 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 CyberAgentGameEntertainment/NovaShader --skill uloop-launch -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/uloop-launch, .gemini/skills/uloop-launch, .github/skills/uloop-launch and .opencode/skills/uloop-launch in your project.

What does Uloop Launch need to run?

SKILL.md names no scripts, command-line tools or credentials: Uloop Launch is instructions for the agent only.

Does Uloop Launch access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Uloop Launch 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 Uloop Launch use?

Uloop Launch is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Uloop Launch use?

About 782 tokens (SKILL.md is roughly 3.1k 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 Uloop Launch?

Skills that share tags, products or a category with Uloop Launch: Fantasy Framework Development Guide (qq362946/Fantasy, 1.4k stars), Locus Unity Bridge (Misaka-Mikoto-Tech/agent-skills, 275 stars), Aibridge (FlameskyDexive/Legends-Of-Heroes, 929 stars) and Unity Skills (Besty0728/Unity-Skills, 1.8k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Uloop Launch?

CyberAgentGameEntertainment (a GitHub organization) maintains it in CyberAgentGameEntertainment/NovaShader, which has 1,622 GitHub stars. The repository holds 10 skills in this directory. The repository was last updated on October 7, 2026.

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