File Name- Francium-client-mod-fabric-1.20.4.jar Link

Francium Client is a free, open-source utility mod for Fabric that improves performance, adds visual enhancements, and includes quality-of-life features (similar to Sodium, Lithium, or OptiFine but lighter). It typically focuses on:

Note: Exact features depend on the version you downloaded – verify from the official source.


If the mods folder doesn’t exist – create it. File name- Francium-Client-Mod-Fabric-1.20.4.jar

You cannot simply double-click a .jar file to run it. You need the proper environment.

  • Fabric API: Most mods require the "Fabric API" library file to function. Ensure you download the version of Fabric API matching 1.20.4.
  • | Feature | Key | |----------------|----------------| | Zoom | C (hold) | | Fullbright | G (toggle) | | HUD Editor | H or Right Ctrl | | Perspective | F4 (third-person extended) | | Toggle Sprint | R (or always on) | Francium Client is a free, open-source utility mod

    Check Controls → Key Binds → search “Francium” for all options.

    Many features require no external resource packs, including: Note: Exact features depend on the version you

    While specific features depend on the developer's goals, mods with this naming convention usually fall into two categories: