Unarchive RAR, ZIP and 7ZIP files with ease on Mac.
can also unarchive ZIP
NSData is a great tool for any developer testing custom file types with NSData.
you can unarchive
Create archives an decompressing files easily on Mac.
and Unarchive 2. Decompress and Unarchive encrypted
It handles the purchasing, registration and activation of non-free plug-ins.
Safari will unarchive...file to unarchive