1)   Xtractor Plus 3.6
Archive extraction utility for Zip, Rar, Ace, and Arj type archives. Can extract multiple Zip files in one step. Features also include drag and drop support, favorite folders, powerful file management from within the program and much more.

 2)   UnzipThemAll 1.4
Extract all your archive files (zip, rar and ace format) in one click without the need of any archiver program. Very usefull for people who download many files from Internet.