The Windows release of OBS Studio supports Windows 8.1, 10, and 11.
The macOS release of OBS Studio supports macOS 10.13 and newer.
OBS Studio is officially distributed as a Flatpak on Flathub and a PPA for Ubuntu 18.04 and newer. For other installation methods, including unofficial packages, click here.
You can install OBS Studio from Flathub here.
If your distro is not already set up to install Flatpaks, you can follow the instructions here.
Ubuntu Instructions (18.04+)
Run these commands to install OBS Studio on Ubuntu via the official PPA:
sudo add-apt-repository ppa:obsproject/obs-studio
sudo apt update
sudo apt install ffmpeg obs-studio