| Avaraline VertiServer: Server daemon that supports the Hotline protocol as well as the Avaraline extensions to the Hotline protocol. |
| Codebox Tracker: Alternative to the Hotline Tracker daemon software supplied by Hotline Communications. The Codebox Tracker provides many features not available in the original software, including mirroring, HTML reports, pseudo-server entries, and rule-based filtering. |
| Hotline Connect Admin Tool: Tool that analyzes and displays the contents of Hotline server log files. It also scans the Users directory and lists basic info on user accounts. |
| Hotline NetStrangler: Tool to control and limit the network bandwidth used by a Hotline server, or a tool to control your uploads on a Hotline server. Programmed in Java. |
| HotlineX: Free set of software using the Hotline protocols, providing one of the most comprehensive Hotline server application suites that can run on Linux/OSX/Unix. This site provides release information for the base HXD products as well as mHXD. |
| hotwired: A Hotline server for Unix-like operating systems that was abandoned by its creator, currently pending further development. |
| OpenSprings Project: Project of Hotsprings, Inc. that releases the source code to Hotsprings' projects under the GNU Public License. The Hotline Connect server source is available under the branch, "OpenLine". |
| SilverWing Server: Server application for the Be Operating System. Versions are available for the x86 and PPC hardware platforms. |
| SynHXD: Client/server suite for Linux/Unix operating systems. Includes shxd, a popular Hotline daemon that is integrated into the mhxd application suite. |
| Terra: Server built from scratch for the OS X platform by Blackhole Media. Includes a GUI preference pane for control. |
| Wired Server: Server daemon for Unix/Linux and Mac OS X that supports the Wired/SSL-TLS protocol as well as the Hotline protocol. The Mac OS X version includes a preferences panel. |