7-zip (3 products)

7-Zip 3.13 (Freeware)

7-Zip is a file archiver with the highest compression ratio. The program supports 7z, ZIP, RAR, CAB, ARJ, CPIO, RPM, DEB, GZIP, BZIP2 and TAR formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format. Also 7-Zip compresses to ZIP 2-10% better than PKZip and WinZip. 7-Zip has additional powerful command line version and FAR Manager support.

AckerPack 119 (Shareware, $45)

Sharing folders by email is a real PAIN! Explaining WinZip is a real pain! Installing yet another program with all those DLLs and runtime libraries is a pain! But not any more! With AckerPack you can compress and distribute any folder in seconds. Use AckerPack to create smart, self-extracting folders so that you never have to use WinZip again. Besides smarter, AckerPack is more compact than Zip so you won't crash your friend's email box! Tasks such as emailing a folder of documents, creating a simple installation program or creating an ebook - are all simplified into three clicks with AckerPack! Don't bloat out your hard drive with huge ugly ZIP programs that infect your computer with DLL and other runtime libraries. AckerPack is clean, elegant, compact and just way better than ZIP.

ZipZag 1.61 (Shareware, $19.95)

Archiver that can handle compressed files of most formats:Zip, 3ds, 7z, Ace, Arc, Arj, B64, Bfl, Bhx, Bnh, Bnskin, Boo, Bos, Bsz, Btoa, Bz2, Bza, Bzip2, Cab, Cpio, Cpskin, Csc, Csk, Curexscheme, Curxptheme, Czip, Daf, Deb, Dps, Dwz, Dxpack, Dxtheme, Ear, Enc, Fat, Gca, Gro, Grs, Gz, Gza, Gzip, Hog, Hqx, Hts, Hvd, Ice, Imp, Ip, Iptheme, Ipz, Jar, Lha, Logonxp, Lzh, Lzs, Mar, Mbf, Mls, Mmz, Mn3, Ntx, Obpack, Pak, Pk3, Plq, Ppz, Qsf, Qsf, Qsk, Rar, Rjs, Rls, Rpk, Rpm, S, S4u, Sgf, Skin, Skn, Slp, Sqx, Ssz, Suite, Tar, Taz, Tbz, Tbz2, Tgz, Tpz, Tsk, Tz, Tzb, Tzb, Uib, Usk, Uue, Vl2, Vsk, Wad, Wal, War, Wba, Wbc, Wcs, Wmz, Wsk, Wsn, Wst, Wsw, Wsz, Xpi, Xptheme, Xxe, Yenc, Yfs, Yz1, Z, Zba. Supports 20 TC's plugins: Adf, Adz, Atr, Bin, Chm, D64, Dbx, Dmp, Dms, Grp, Ha, Hdf, Hdz, Img, Iso, Lzo, Lzx, Mbx, Mpq, Msi, Nrg, Pp, Ppm, Scl, Sff, Sis, Trd.