Does anyone have any software for Weber? or know where i can download it?as dealing with them is a complete pain.

you have 2 options:

1 go to an alpha approved dealer for a tune

or

2 replace the ECU

I spent ages trying to get hold of software and they only distribute it to authorised dealers.

Agreed

Weber Alpha dealers have the software

The is the primary reason to avoid the Weber system, they do not distribute the software required to map it so your only option is to go to an approved dealer.

I would have thought, with the internet being what it is someone somewhere would have had a copy, but it appears not