Simple Modify headers
Works like a charme. We are using this extension for switching dev mode for some domains. Super easy. And no ads! Thanks!
April 2025: doesn't seem to work anymore... I can't get any Header to be added or modified. Too bad
Set it up and forget about it. No ads!
ShuangYa
https://modheader.com
J Gulan
echo.qingwen
Jonathan Kay
Oleg Anashkin
https://harrisondeo.me.uk
http://www.laobubu.net/
https://requestly.com
https://tweak-extension.com
Muyor
vvmgev
