This guide will show you how to livestream osu! on Twitch using OBS Studio. Doing so is relatively simple, although it might require a powerful computer able to run and livestream osu! at the same time.
If you have not already, sign up for a Twitch account.
Now you will need to setup your account for livestreaming osu!. From the main page, click on your avatar in the top right and select
Creator Dashboard from the list.
Entering the Creator Dashboard
Creator Dashboard is the place where you can configure your stream information, chat moderation, profile info, and more. For now, we will focus on stream information. From the main page of the dashboard, click on the
Stream Manager button on the left, and then choose the
Edit Stream Info option on the right.
A dialog will open for you to enter your stream's information. You can fill the fields however you want; however, the title should comprehend what the stream will be about and also be inviting for people viewing the list of available streams. The category must be set to the game you are playing at the moment, which would be
Editing your stream's information
After editing your stream's information, click the
Done button. Now click on the
Preferences button on the left, then
Channel. Look for the
Primary Stream key field and click
Copy. Do not share this key—it allows for streaming on your behalf. For now, paste the copied stream key in a notepad.
Getting the stream key
After you create and configure your Twitch account, the next thing you will need is a streaming app. This guide will use OBS Studio; however, you are free to check any other alternatives (e.g. XSplit Broadcaster).
Proceed to OBS Studio's website and download the installer for your operating system. Open the installer and follow the steps to install the app.
When you launch OBS Studio for the first time, the auto-configuration wizard will open. Choose
Optimize for streaming, recording is secondary and click
OBS Studio's auto-configuration wizard
The next section to be configured are video settings. Choose the resolution of your screen for the
Base (Canvas) Resolution field (should be detected automatically), and
Either 60 or 30, but prefer 60 when possible for the
Finally, you will need to configure the stream information for OBS Studio to livestream on Twitch. Click the
Use Stream Key button, and enter the Primary Stream key that was copied earlier into the field. Leave other options checked as they are, and click
Configuring stream information in OBS Studio
After this, OBS Studio will auto-configure itself to find the best settings for your device. Click
Apply Settings when this is completed.
The last thing you will need to start streaming is a scene containing the osu! window. To create one, right-click on the
Scenes box from OBS Studio's main window and select
Add to be prompted with a scene creation window. Name it "osu!", and click
OK to continue.
Now OBS Studio needs a source to capture osu!. First, open osu!, then—in OBS Studio—right-click on the
Sources box and select
Game Capture. This will open the source selection dialog. You can name the source as "osu!", but it can be whatever you want, then click
Capture specific window from the
Mode dropdown then select
[osu!.exe]: osu! from the
Capturing the osu! window in OBS Studio
If everything goes right, you should see the osu! window in the preview.
Stream preview in OBS Studio
Now, after you configure OBS Studio and your Twitch account, click
Start Streaming in OBS Studio to make a livestream. Your stream will appear on Twitch and osu! website's livestream listing in a couple of minutes. That's all you need to know to start your journey with streaming. Of course we have only covered the basics of livestreaming, and there are many things you can still do, with the most important of them being: