ArcConvert

.netshrink is an executable compressor for managed files. It uses LZMA compression library and can decrease your file size by 50%. It can also protect your files with a password.

Fast compression, compatible with the ZIP industry standard. 12-Zip has Explorer integration, a graphical window to handle files, supporting different compression methods, and features a small executable. Now supports Zip2, up to 20% smaller zips!

1st Choice Zip looks and feels just like Windows Explorer, except you can also transfer files to and from Zip Archives.

ACDZip is the zip software you can use to zip and unzip files efficiently. While opening zip files, ACDZip lets you view thumbnails of zipped pictures. You can easily choose the files you want to unzip without having to extract the entire archive.

Ace Zip can Zip,unzip files and create self-extracting EXE files, password protection functionality supported.