UK Parliamentary Light Rail Group – https://www.applrguk.co.uk/
List of new trams under development – https://www.applrguk.co.uk/Tram-Tracker-Project
The campaigning arm of the LRTA – Light Rail Transit Association – http://www.lrta.org/TramForward/index.php
The official voice of the UK Tram industry – https://uktram.com/
Technical standards et – https://uktram.com/documents/
General facts about existing trams – https://www.thetrams.co.uk/tramsinuk.php
Light Rail Transit Association – http://www.lrta.org/