It'd be best if listserver would also run small HTTP server that would serve list of active servers and their data as a JSON or similar. Then making web widget for that kind of stuff would be literally as easy as parsing a JSON.
__________________
Code:
.──.
│O_O │
││_╱ │
╱╱ │╲
(|▔╲ │ )
╱'╲_▔ _╱`╲
╲___) (___╱ TUX LOVES YOU.
|