Useful sites

QGIS

https://www.qgis.org – The official QGIS portal
https://www.qgis.org/en/site/about/case_studies/poland_ffth.html – A link to QGIS website with FTTH network planning case study

FreeCAD

https://www.freecadweb.org/ – The official FreeCAD website

FTTx

http://www.ftthcouncil.eu/ – Portal of worldwide organisation for standardisation and popularisation of the FTTH fibre optic technology in Europe

Softelnet

https://www.softelnet.com – Website of the Geospatial Network Inventory and Ksavi Network Operations solutions author