A useful zip utility that does what it's supposed to.

Filzip Features
Full support (add and extract) support for ZIP (including Quake III's PK3),BH (BlakHole), CAB (Microsoft Cabinet),JAR (JavaARchive), LHA (LZH), TAR and GZIP(TAR.GZ)
Extracting support for several other archive formats: ACE, ARC, ARJ, RAR, ZOO
Support for internet encoded files .UUE and .XXE
Standard archive operations like add, extract, delete or view files from archive, and other functions like renaming files within ZIP archives, viewing and writing a comment, define an external viewing program, test the archive if it's valid (after a download), "Checkout" function, or automatically install a program out of an archive, set archive passwords
built-in email client, but also possibility to launch system default email client
Create SFX (SelFExtracting) archives to provide your data easily, e.g. over the internet
Copy, Rename, Move or Delete archives within FilZip
Find files in archives
Write ZIP file span (predifined size or user defined, no limits!)
Explorer & Shell integration using FilZip Shell Extensions.
E.g. extract files from context menu, or add from explorer directly to zip
Converting between several archive formats, for example converting ZIP to CAB archive.
multiExtract support! you can select several archives and extract them at once. Many options.
Help file in new Compiled Html Help format.
Complete uninstallation