Some packages currently missing in the Debian Repos.

Free for suggestions on other currently missing packages.

look around, currently:

Mesa 25 (latest git, as .tar)
Gamescope 3.15.14 (incl. currently non-merged polaris-gpu-fix)
Breeze Enhanced (plasma 6, qt6)
Klassy (plasma 6, qt6)
Kvantum (plasma 6, qt6)
Kiview

Disclaimer

Use at your own risk!
This is for educational and research purposes only!
No responsibility taken for any local customizations!