Prevail & Kendall are two more that come to mind.
Assurance is the Wal-mart brand.
If you count in generic brands, the sheer number of different diaper brands out there would be quite staggering. I believe daily diapers site has a fairly comprehensive list and reviews of most, though I'm not a huge fan of that site.
i can think of about 100 brands,lol. haven't tried them all yet, but most of them i have. XD