Try Fidogate: https://github.com/ykaliuta/fidogate
Unfortunately not as simple to configure, but for people who mastered
the steep learning curve of hpt it should be doable ;-).
I originally used Fidogate many many years ago. May take me a while to remember how to setup.
| Sysop: | Coz | 
|---|---|
| Location: | Anoka, MN | 
| Users: | 2 | 
| Nodes: | 4 (0 / 4) | 
| Uptime: | 28:07:24 | 
| Calls: | 359 | 
| Files: | 6,319 | 
| Messages: | 235,802 |