You can download QGIS 3.28 "Firenze" directly from the QGIS Download Repository
Then, create a source list entry:
: Continued improvement of 3D rendering and mesh data support. Essential Plugins for QGIS 3.28 Once installed, you can expand your capabilities via the QGIS Python Plugins Repository qgis 3.28 download
Absolutely. Thousands of companies worldwide use QGIS for professional GIS consulting, map production, and spatial analysis. There are no licensing fees or usage restrictions. You can download QGIS 3
Happy mapping!