While Oxygen Not Included (ONI) has a thriving Steam Workshop community, knowing how to manually install mods is a superpower. It grants you version control, access to non-Steam mods, and the ability to organize your mod folder like a digital architect.
| Folder Name | Purpose | Use Case | | :--- | :--- | :--- | | | Automatically managed by Steam Workshop. Do not touch this folder for manual installs. | Steam users. | | Local | For manually installed mods. This is where your files go. | All manual installations. | oxygen not included how to install mods manually
C:\Program Files (x86)\Steam\steamapps\common\OxygenNotIncluded\Mods While Oxygen Not Included (ONI) has a thriving
Make sure you download the (e.g., “U52” for “Frosty Planet” update). Do not touch this folder for manual installs
: /Users/[Username]/Library/Application Support/unity.Klei.Oxygen Not Included/mods/Local/
Copy your extracted mod folder into the mods/Local/ folder.
the contents. You should see files like mod.yaml , mod_info.yaml , and often a .dll file.