ImageOptim helps you remove the extra data in your images so they are smaller in size and load faster when you upload them to the Internet.
Zipware is a free zip software for Windows PCs with support for a number of archive formats including the latest RAR5 format.
Bandizip is a lightweight and free zip archiver for Windows with support for many archive formats.
UnRarX is a WinRAR like utility for Mac that allows you to extract RAR archives on your machine.
File Roller is a free archiver and archive extraction tool for Linux computers.
PeaZip is a free and open source archiver and archive extraction tool for Windows and Linux.
WinRAR is a file archiver and archive extraction tool for Windows PCs.
The Unarchiver is a free archive extraction tool for Mac that supports a number of archive formats.
7-Zip is an open source file archiver tool that lets you compress and decompress files on your Windows PC.