Publish Your Game to In 5 Minutes

Publish Your Game to In 5 Minutes

Publish your games to for millions to play, by following this 5 minute tutorial. Update your game at any time with one click. supports browsers like Opera, Opera GX, Google Chrome, Microsoft Edge etc. which are based on Chromium. Support for Firefox and Safari will be added in the future.

Let's begin!

Prepare Your Project

Click on the undefined Target button in the upper-right corner of the GameMaker window. Here you select where you want to export your game.

Select the Platform:


Give your game a name:

  1. Near the top of the GameMaker window, click  undefined  to open your Game Options.

  2. In the window that opens, select This will open a new window.


  3. In the options, make sure "New Game" is selected, and then change your Game Name.

    This should be a unique name and not already taken on


  4. Hit OK to apply the changes.

Uploading to

Now upload your game to

  1. Click on the undefined Create Executable button at the top of the GameMaker window:


  2. Select "Upload as Game".


  3. This will open the Packaging window, which may ask you to sign into your Opera account (if you are not signed in already):


  4. Clicking on "Sign-In to Opera" will take you to the Opera website, where you can create a new account (if you don't have one) and log in.


  5. Once you log in, you will be taken back into GameMaker, which will start the upload process to

After your game files are uploaded, we'll enter some game details for and publish it.

Private Publishing

Let's set up the game details and get a private link that you can share with your friends. This means your game remains "unlisted" until you choose to list it on

  1. Once the upload is complete, click "Edit Game on Opera".


  2. This will take you to GX.create, where you can edit all your game details and publish it.

    (You may be asked to select your Opera account and log in again.)

  3. On the Details page, you will see many game details. Here you can set if your game supports mobile, and if it's multiplayer.

  4. On the left, click on Publishing.


  5. Enable the "Private" version, which creates a private link to your game.

  6. Click on the "URL" button (highlighted above) to copy that URL, or click on "Open private game" to be taken to that page.

Share this URL with your friends and they will be able to play your game directly in their browser!

Publishing Publicly

You can also publish your game publicly so it appears in listings and can be searched by players.

  1. Make sure you fill whatever is required in these sections below (required fields are marked with an asterisk *).


  2. Once you have filled all details, go to the Publishing page and click "Promote to live".


  3. Then enable the Public toggle. You can now copy your public URL or open your game's public page.

If you filled your game details properly, your game will now be published to! If not, you will simply be told what you missed; so ensure you have properly entered all information, and try publishing again.