Differences with Fedora

This page documents Ultramarine Linux’s significant changes compared with a typical Fedora workstation setup.

Changes listed below are non-exhaustive and cumulative, meaning each section contains changes from all the sections below it.

Emoji meanings

• 📦 This is packaged in Terra
• 🛳️ This ships existing Fedora packages
• 🔥 This is a significant change/improvement

Ultramarine 43

• umcli tweak: cachyos-kernel
• umcli tweak: sudo-pwfeedback
• More fixes to Taidan, including language selection, keyboard variant, etc.
• 🔥 Readymade preview images

Ultramarine 42

• 🔥 Many Taidan fixes and new pages/features
• 📦 Use netto for network connection in Taidan
• Properly enable terra-mesa repo for all images
• 📦 umcli tweaks feature included ootb
• 📦 Surface images switch to upstream surface-dtx-daemon package
• WSL gains hardware acceleration, proper Ultramarine shell configs, and some packages ported over from Ultramarine proper.
• Update preset systemd services
• A towel is included with every install
• Reduce initramfs size
• Only keep 2 kernel versions at a time

Ultramarine 41

• 🔥 Switched to Taidan, our out-of-box experience
• 🔥 All raw images (including Pi) switched to Btrfs
• 🔥 Move many core desktop apps to Flatpak
• 🔥 WSL support
• 🔥 Surface Images
• 🛳️ fastfetch
• 🛳️ zstd
• 📦 umcli
• 📦 NVIDIA drivers shipped in Terra
• 📦 Codecs shipped in Terra

Ultramarine 40

• 🔥 Change default package manager to dnf5 (dnf5-default-package-manager)
• Drop Pantheon Edition
• ultramarine-fun
• 🛳️ git
• 🛳️ XFCE Edition
• Improve key bindings for zsh
• Supported by Raspberry Pi Imager
• Use ext4 instead of btrfs for Raspberry Pis

Before Ultramarine 40

• Out of box repositories: Terra, full set of RPM Fusion, Flathub
• IP MTU probing enabled (which fixes Ubisoft Connect games)
• Custom wallpapers 🌇 by Aikoyori
• 📦 System76 Scheduler (significantly better scheduling for low-end devices)
  • 📦 KWin Script for system76-scheduler Integration
• Numerous popular GNOME extensions
  • 🛳️ AppIndicator/KStatusNotifierItem support (gnome-shell-extension-appindicator)
  • 🛳️ Pop shell extension (gnome-shell-extension-pop-shell)
  • 🛳️ Support for keyboard selection of windows and workspaces in GNOME Shell (gnome-shell-extension-windowsNavigator)
  • 🛳️ Bringing back the app menu (gnome-shell-extension-appmenu-is-back)
  • 📦 Pop Launcher (pop-launcher)
• 🛳️ Most drivers and codecs
• 🛳️ Guest Desktop Agents (@guest-desktop-agents)
• 📦 sipa-fonts (Thai National Fonts)
• 🛳️ Mozc (Japanese Input Method Editor)
• 📦 Pantheon Edition (@pantheon-desktop) (deprecated since UM40)
• 📦 Starship
• Custom Budgie Layout that focuses on simplicity

(Last Updated October 2025)

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