Online live version available here: http://njastad.com/vMixAudioMatrix/
Download the HTML file, open it in Chrome and/or take that link and paste it into vMix as a Browser source (should start with file:///)
To configure the HTML file, add URL arguments to the URL like this:
file:///C:/.../vMixAudioMatrix/index.html?IP=127.0.0.1&Inputs=1,2,3&Buses=M
The available parameters are:
"IP" defines the target IP. Default: localhost
Syntax: IP=127.0.0.1
"Port" defines the target Port. Default: 8088
Syntax: Port=8089
"Inputs" Filters for specific inputs. Default: no filter, shows all inputs
Syntax: Inputs=1,2,4
"Exclude" exclude inputs from the list. Default: no filter
Syntax: Exclude=1,2,3
"Buses" Filters for specific Buses. Default: no filter, shows all buses
Syntax: Buses=M,A,F
"Zoom" defines the zoom of the table. Default: 1
Syntax: Zoom=0.5
"Interval" defines the refresh interval in ms. Default: 100
Syntax: Interval=500
"Names" defines custom names for each bus. Default: none
Syntax: Names=M:Live Output,B:Speakers
"Title" Sets a custom title at the top of the page. Default: none
Syntax: Title=ReplayPC