The flmminstaller_v1.31.exe file you have requested: Tools and Utilities / Mod Managers / Freelancer Mod Manager 1.31 - 1.01mb is not available. Perhaps try browsing all files for the game Freelancer and upload any files you want to share or are missing. This is the only information we could locate:
It backs up files before modifying them, and does three levels of error detection before activating a mod. It also lets you download and unzip mods with one click from a web page, by use of a custom file format (modName.zip.flmod). Since its first Freelancer Mod Manager 1.31.