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Krubuntu 26.04.1 LTS (KDE Plasma Edition)

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@krinry krinry released this 17 Oct 10:37
v26.04.1
6e92e5e

Krubuntu 26.04.1 LTS (KDE Plasma Edition)

Welcome to the official initial release of Krubuntu 26.04.1 LTS (KDE Plasma Edition)!

Krubuntu is an open-source Linux operating system designed for users who want the rock-solid hardware support and extensive package ecosystem of Ubuntu LTS, combined with the elegance, speed, and modern Wayland architecture of KDE Plasma — completely free of bloatware, telemetry, and background resource drain.

💿 Download & Checksums

File Size SHA256 Checksum
Krubuntu-26.04.1-amd64.iso 2.0 GB 4b19bca6e5fb0fc4ad38794fb142b76f7fcd180234bdbb29fc81463e532bce5e
Krubuntu-26.04.1-amd64.iso.sha256 93 B -

Integrity Verification:

sha256sum -c Krubuntu-26.04.1-amd64.iso.sha256
# Expected output: Krubuntu-26.04.1-amd64.iso: OK

🌟 Key Highlights

  • Ubuntu 26.04.1 LTS Minimal Base: Cryptographic upstream foundation with zero unnecessary packages.
  • KDE Plasma 6 (Wayland-First): Pure Breeze theme, Wayland compositor, fractional scaling, and low latency input.
  • Modern Audio Engine: PipeWire 1.6 + WirePlumber, Intel Sound Open Firmware (SOF) DSP, ALSA UCM profiles, and Bluetooth LDAC/AptX/AAC codecs.
  • Adaptive Memory Subsystem:
    • systemd-zram-generator: In-RAM zstd swap space dynamically expanding physical RAM without storage bottleneck.
    • earlyoom: Pop!_OS style freeze guard terminating rogue memory-leak processes before desktop freeze.
  • High-Throughput Network Engine: Google BBR TCP congestion control pre-tuned for rapid downloads and low-latency packet pacing.
  • Hardware Video Acceleration: Mesa Vulkan 1.3 and Intel VA-API hardware decode for 4K video playback with minimal CPU usage.
  • Native Mozilla Firefox (.deb): Official signed .deb build directly from Mozilla build servers (Zero Snap daemon overhead).
  • Package Management Freedom:
    • Snap: Installed with Discover integration, but disabled at boot by default (saving ~200MB RAM).
    • Flatpak: Flathub pre-configured in disabled state — toggle on with 1-click in Discover Settings.
  • Calamares 3.3+ Installer: Beautiful, modern GUI installer with automatic drive partitioning, slideshow presentation, and live session cleanup.
  • Universal Hybrid Bootloader: Full UEFI (x86_64) and Legacy BIOS support across NVMe, SATA, and USB drives.

📖 Documentation Links

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