Better to use PHP and JavaScript.
I have done perfectly with this and running fine.
You can use JavaScript to connect and validate API. And PHP to display UI.
Hi Arvind! Where do you have that PHP code to test it? Thanks!
check here http://2kerp.com/2kgps/login.php
It seams work fine. Do you have that code at github or gitlab?
It's not free. I just gave example how you can do.
I want to develop and customize traccar. in which areas would you recommend me to improve? (java etc.)