ArjFolder - Windows compression utility using the ARJ format. Can extract, test, and view files stored in ZIP, GZIP, TAR, CAB, RAR, ACE, PK3, and other formats.

EnZip - Compression utility manages Zip archives directly from Windows Explorer.

WinImp - Create Imp archives, which boast higher compression ratios. It includes drag-and-drop capability for files and folders, and lets you extract files from Arj, Rar, and Tar archives. (Windows)

LDZIP - Command-line DOS compression program that handles long file names.

CacoDemone - Extracts zip and RAR files on Windows just by double clicking them. LongFileNames, multivolume, and subfolders are supported.

FreePaK - A compression and self-extracting file creating utility for Windows.

Bzip2 and Libbzip2 - Patent free, high-quality data compressor for Windows or Unix.

Dzip - Windows compression program that fits on floppy disk but still creates small archive files and integrates with Windows Explorer.

FreeZip - Windows zip utility that prides itself on being small, fast and efficient.

MonkeyZip - Zip and unzip manager for Windows that can create one zipfile from all zipfiles of a directory, supports drag and drop, and has an internal viewer.

MultiZipper - Unzip program for Windows that doesn't prompt before overwriting files. Supports shell links, drag and drop, and command line.

UltimateZip - Supports a wide variety of achive types, creates self extracting archives, integrates with mail and virus scan, and integrates with Windows Explorer.

ZipE.D. - Zip manager for Windows with full archive search capabilities and archive catalog that integrates with Windows Explorer.

Zlibw - Handles several archive formats and is operated through Windows Shell context menus and the Windows send-to menu.