Also Keka can extract lots of compressed files, from Zip and 7z to Rar archives, even parted ones. Just double click on those files and they will be extracted using Keka, or drop them to the icon in the Dock or the main window.

Compression formats supported:
7z, Zip, Tar, Gzip, Bzip2, DMG and ISO

Extraction formats supported:
RAR, 7z, Lzma, Zip, Tar, Gzip, Bzip2, ISO, EXE, CAB, PAX and more

What's New in Version 1.0.4

This is an incremental update, yet, a big update. First of all, this version is fully compatible with the latests Mac OS X and Winrar 5.0 files. If you want to know more:

Fixed Quit problems (yes, again...)
Updated unrar 4.11 to unrar 5.00 (Thanks to rarlab)
Fixed some English strings (Thanks to mboman) [Ticket 86]
Added queued operations counter to the badge
Fixed badge error where number of operations can be negative and icorrect
Fixed split menu string in English and Spanish (Thanks to Lotusbrod)
Fixed Lion specific error that keeps a badge number in the Launchpad (Thanks to Edward) [Ticket 57]
Added Japanese translation (Thanks to Lotusbrod)
Added German translation (Thanks to S. Brandt and PSW Group)
Timed the auto-exit so the compression-extraction sound can be played (1 sec)
Fixed absolute path management for TAR, TGZ and TBZ compression (Thanks to chris.alme) [Ticket 76]
Added AES256 zip encryption support (experimental) [Ticket 18]
Added French translation (Thanks to Benoît)
Added Hungarian translation (Thanks to András Oravecz)
Fixed some English strings (Thanks to Costi and Alyshah)
Fixed a bug causing never ending operations when compressing Volumes (Thanks to ChipMcK) [Ticket 56]
Updated Growl framework to 2.0.1 version enabling Notification Center support
Fixed a cosmetic bug in the toolbar in Snow Leopard

Requirements: OS X 10.6 or later

Download Links :