As Atari have not updated this terribly useful resource since 1992, I thought, with enormous hubris, I would do it myself. This is an ongoing project, please feel free to e-mail additions or suggestions.
Software is listed first by category and then alphabetically within each category.
Paint programs, desktop video. Spreadsheets, graphing, number crunching. Hard disk and disk utilities. Alternative TOS compatable desktops, operating systems, etc. Programming languages and utilities.