9to5Linux Weekly Roundup for August 9th 2026, brings news about Mesa 26.2, FFmpeg 9.0, Rhythmbox 3.5, NVIDIA 610.57.04, KDE Plasma 6.7.4, Tails 7.10.1, GStreamer 1.28.6, GNOME 50.4, Calibre 9.13, DietPi 10.6, CachyOS August release, DebConf27, and more.