Hello. Doing a little reasearch, I found this post: Font installer Tracker Addon
As the author said in the post, there is no 64 bit version. I didn’t found the sources to try to recompile it for 64 bit, but in the same post he said that the FontInstaller are based in this app:
Maybe we can try to recompile TrackerScript for 64 bit version, and using it as a replacement.