BigSpeed Zip OCX 

Internet-enabled Zip compression component with file and text searching capabilities.
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12Ghosts Zip 

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!
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BigSpeed Zipper 

BigSpeed Zipper is a .zip format compression utility. Being simple and intuitive to use with its explorer-style interface, it boasts a large number of features the other utilities on the market do not have.
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m9P Zipper 

m9P Zipper is a file compression (zipping) and decompression (unzipping) utility. This tool, capable of up to 0.9 compression ratio, outputs a zipped file that is a mere shadow of the original one! Download this free full version (size ~2MB).
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MSCGzip for Windows 

MSCGZip is GZip compression/decompression component. It allows you compress and decompress data and files using standard well-known Gzip data compression engine.
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MSCGzip for Linux 

MSCGZip is GZip compression/decompression component. It allows you compress and decompress data and files using standard well-known Gzip data compression engine.
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