Stellar Mod Loader

github.com

What it is

Stellar is a mod manager for Windows and Linux for games including Fallout, Oblivion, Skyrim, and Starfield.

From github.com's own pages, read 11 Oct 2026.

Data plate

Price: Free to use
Free plan: Yes
Free trial: No
Runs on: Linux, Windows
Open source: No
Website: github.com
CLI: The command line can activate a named profile and launch the game or a specified custom action.
Conflict detection: Yes
Custom games: Users can define, import, and export custom game definitions to add support for games without built-in definitions.
Deployment method: link
File management: Stellar supports per-profile management of config files, save files, and archive invalidation.
Games: Built-in game support includes Oblivion, Skyrim, Fallout 3, Fallout 4, Fallout: New Vegas, and Starfield.
Game storefronts: The README says Stellar supports Steam, UWP (Game Pass), and other versions of games.
Game support: Built-in game support includes Oblivion, Oblivion Remastered, Skyrim LE, SE and VR, Fallout 3, 4 and 4 VR, Fallout: New Vegas, and Starfield.
Checked: 11 Oct 2026

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