Retro Achivements Notifications for OBS Studio
Browser source Retroachievements.org popups notifications for OBS Studio.
Open index.html in a text editor and enter your Retroachievements.org API key and user name. Save when done. (APIkey can be found at https://retroachievements.org/controlpanel.php after login.)
Add to OBS as a browsers source. 600x130 dimensions
Enjoy.