Best Mac OS X Softwares to decompress or extract compressed archives

Open Source

The Unarchiver is a much more capable replacement for "Archive Utility.app", the built-in archive extraction program on Mac OS X.

Commercial

WinZip is a file archiver and compressor for Windows, macOS, iOS and Android.

Freemium

Commander One is a dual pane file manager for macOS, created entirely in Swift.

Open Source

Keka is a full featured file archiver, as easy as it can be. With Keka you can compress as many files as you want in a bunch of formats.

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