For the complete documentation index, see llms.txt. This page is also available as Markdown.

Upload Builds and Patches

Get your game to your players, from the dashboard or from the CLI

A build is a packaged version of your game: a ZIP file with everything a player needs to run it. You upload a build, Game Launcher Cloud processes it, and your players receive the update through your launcher.

There are two ways to upload. Pick the one that fits your build and follow that guide:


Dashboard Upload vs CLI Upload

Dashboard (Web)
CLI Tool

Maximum file size

5 GB

Large files (depending on your plan)

Setup

None, it is already in your browser

Download the CLI once

Best for

Small and medium builds, occasional updates

Large builds, frequent releases

Upload speed

Good

Faster on large files, direct to Cloudflare R2

CI/CD automation

Not available

Yes, scriptable on every release

Both methods produce exactly the same build. Nothing changes for your players.


Build Types

Standard Build (Baseline)

Upload the complete game build.

Use this when:

  • Creating the first build.

  • You are not sure which files changed.

  • Your build structure changed significantly.

Existing players will still download only new or modified files.

Merge Build

Upload only the files that changed. Game Launcher Cloud merges them with the existing Baseline. Files must keep the exact same path as before.

Merge Builds are mainly useful for avoiding large uploads. For example, if your game is 100 GB but you only changed a 5 KB file, you only need to upload that file.

If you are unsure which files changed, use a Standard Build instead.


Prepare Your Build

Whatever method you use, the ZIP has to meet these requirements:

Requirement
Details
Notes

Format

ZIP compressed file

Must be a .zip file

Size

Up to 5 GB from the Dashboard Larger files with the CLI

File structure

Files must be in the ZIP root (do not compress a single folder)

Select all your files and compress

Compress your game as a ZIP
CORRECT: Select all the files and compress as a ZIP

Build Notes

Build notes are optional, and players read them in the launcher before downloading. Good notes tell them what changed:

Tip: markdown formatting works here, so use it. "update" is not a build note.


Next Steps

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