The most software for BeOS is Freeware, however there are also a few commercical programs, like an Office package or a few grafic programs. You can find comercical programs under http://www.bedepot.com. If you are looking for freeware or shareware, there are several good sites where you can found something. And now even Tucows has a own BeOS section. Of course, also Be has a individual software site :http://www.be.com/beware. Furthermore there a BeBits and Bezip both offer many freeware and shareware.