jstuxchecker

Monitors Linux kernel releases from kernel.org and shows them in the system tray. Displays the running kernel version alongside the latest mainline, stable and longterm releases.

Setup (run once after install): sudo snap set system experimental.user-daemons=true sudo snap restart jstuxchecker After this, the app starts automatically on every login.

Features:

• System tray indicator with Tux icon and version number
• Shows running kernel vs. latest mainline, stable and longterm
• Checks kernel.org every 30 minutes (lightweight, uses If-Modified-Since)
• Tux turns green when a new stable kernel is available
• Info window with kernel overview and link to kernel.org
• Acknowledge update to reset notification
• Crash reporter with email support
• German/English localization

Requirements:

• Linux desktop with system tray (GNOME, KDE, XFCE, MATE, Cinnamon)
• On GNOME: AppIndicator extension (Ubuntu: enabled by default)

Supported systems:

• Ubuntu 24.04+, Fedora 40+, Arch Linux, openSUSE Tumbleweed
• Any Linux desktop with GNOME, KDE, XFCE, MATE or Cinnamon
• x86_64 (64-bit)

Also available as .deb (Ubuntu/Debian) and .rpm (Fedora/openSUSE) at www.budbrain.de

Developed by Josef Sejrek / Budbrain Software Contact: jsSysInfo@budbrain.de | www.budbrain.de