Sorry, I meant were there other opengl applications released (lightwave, softimage, etc…).
Netscape actually released their server product for BeOS: Netscape FastTrack Server BeOS : Be : Free Download, Borrow, and Streaming : Internet Archive ! But I have not seen it in any of the archives.
I’ve been reading Scot Hacker’s BeOS bible, it’s a great intro to the technology that has come over to haiku - https://archive.org/details/the-beos-bible.
(Discussion thread over here https://discuss.haiku-os.org/t/the-beos-bible-pdf-now-available-at-internet-archive-open-library/10101)
It has many interviews with Be Inc employees. In it, I think Jean Louis Gassee calls BeOS “the poor man’s SGI” 
. Does anyone remember the “quotable JLG” website? It would display a random quote by Jean Louis Gassee.
Edit: I found the quotable JLG signature file:
https://web.archive.org/web/20000816233757/http://www.bedope.com/qjlg/jlgquotes-sigs.txt.zip