IBM and Compatibles: DOS: PROBOARD
Author: Philippe Leybeart
Software Website: https://web.archive.org/web/20010620075405/http://www.telegrafix.com:80/products/proboard/
Software Website: https://web.archive.org/web/20161114194940/http://winramturbo.com:80/pbi/
Additional Notes:
The original author, Philippe Leybeart, sold ProBoard to Telegrafix corporation.

It's still being worked on as of 2001.

[02Aug21]
ProBoard source code is now on github:
https://github.com/proboardbbs-com/ProBoard---2.22
https://github.com/proboardbbs-com/ProBoard-2.20
https://github.com/proboardbbs-com/ProBoard-2.16
pb_220h.zip () ProBoard v2.2 Beta (Expires 12/01/2001)
pb_216.zip () ProBoard v2.16
pb_216i.zip () ProBoard v2.16
pbhistory.txt () The Official ProBoard History by Frank Robbins (January 21, 2001)