An extension for Mozilla-based browsers that allows the user to connect to Hotline servers and other similar Bulletin Board Systems. http://bbszilla.mozdev.org
Monica is a Macintosh download utility for the automated downloading of files from the Internet using popular file transfer protocols, including the Hotline protocol. http://www.blackdiamond.co.za/bdmonica.html
A Hotline client written for Unix/Linux-like operating systems. It employs the Gtk+ environment for the front-end and utilizes a back-end based on the HX project. http://gtkhx.sourceforge.net
Heidrun is a Hotline client for the Macintosh Operating System that is module-based, letting the end user decide by how the client will look/feel/work. http://www.netsafir.com/~granma/