The FreeSpace Open Installer is the easiest way to install FreeSpace Open, an open-source game engine, graphical upgrade, and content pack for one of the world's finest space shooters. You can use it to install the latest upgrades and enhancements from Hard-Light.net or keep your FSO installation and mods all up-to-date.
The Installer is known to work on Windows, Linux, and Mac. More detailed information can be found on the Hard-Light Wiki.
The Installer requires that you already have a copy of FreeSpace 2 installed. You can get it from Good Old Games. After that simply run the Installer!
Download the FreeSpace Open Installer
NOTE: The Installer requires Java 1.5 or newer to run.
If you have issues, please post on the FSO Support Forum and we'll help you out!