Both .tar and .cab files are compressed archives, so it should be possible to repack one to another should you really need it. However, when you convert the archives, you won't be able to use for their original installation purposes.
Convert Unix standard Archive format, Tape Archive to Windows Cabinet Compressed Archive.
We have found 3 software records in our database eligible for .tar to .cab file format conversion.
Microsoft Windows software - convert tar to cab on Windows
FilZip will compress and decompress ACE, ARC, ARJ, BH, XXE, ZOO, ZIP, and others. FilZip includes a simple six-option context menu interface to unarchive files. Easily selected options include extracting in place, to a new directory, e-mailing or testing it. FilZip includes the many archive options expected in current tools.
Convert from tar file
to cab file
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned tar to cab. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
ALZip is compression utility that supports about 40 archive file formats. ALzip can open ALZ, ACE, EGG, RAR, ZIP etc.. Also can open disk images, such as ISO and BIN, LCD. ALZip is able to recovery passwords in protected ZIP archives.
IZArc is free compression utility for Microsoft Windows. IZArc supports variety of archive formats such as 7-zip, ARJ, ZIP, RAR, CAB, ACE, PAK etc. Also supports popular CD/DVD images such as ISO, BIN, NRG, IMG, MDF etc. IZArc also can convert archives and CD/DVD images. IZARC can repair damaged archives, creates self-extract archivers. IZArc is translate to many languages.