With Filestar you get 189 different skills for working productively with Flexible Image Transport System (.fit) files.
About .Fit
Name
Flexible Image Transport System
Extension
.fit
Format
Binary
Category
Raster Image
Developer
IAU FITS Working Group
Description
FTS file format is used to edit, store and transmit images with metadata (data with spatial and photometric calibrations) for scientific purposes. Most times it stores the data without the actual associated images.