With Filestar you get 21 different skills for working productively with zlib Compressed Data (.dat) files.
About .Dat
Name
zlib Compressed Data
Extension
.dat
Format
Binary
Category
Other
Description
A raw zlib (RFC 1950) compressed stream: a 0x78 header byte (commonly 78 9C), a deflate body and an Adler-32 checksum at the end. Filestar inflates the stream and then converts whatever the decompressed data turns out to be - often an image or a document.