Twitch
Support level: Community
Allows users to authenticate using their Twitch credentials
Preparation
The following placeholders are used in this guide:
- authentik.companyis the FQDN of the authentik installation.
Twitch
- Click Register Your Application in the Twitch Developers Console https://dev.twitch.tv/console

- 
Name your Application 
- 
Add https://authentik.company/source/oauth/callback/twitch in the OAuth Redirect URLs field 
- 
Select a Category for your Application 
- 
Click Create to finish the registration of your Application 

- Click Manage on your newly created Application

- 
Copy your Client ID and save it for later 
- 
Click New Secret to create a new Secret 
- 
Copy the above Secret and also save it for later 

authentik
- 
Under Directory -> Federation & Social login Click Create Twitch OAuth Source 
- 
Name: Choose a name (For the example I used Twitch) 
- 
Slug: twitch (You can choose a different slug, if you do you will need to update the Twitch redirect URL and point it to the correct slug.) 
- 
Consumer Key: Client ID from step 7 
- 
Consumer Secret: Secret from step 9 
Here is an example of a complete authentik Twitch OAuth Source

Save, and you now have Twitch as a source.
For instructions on how to display the new source on the authentik login page, refer to the Add sources to default login page documentation.