I’m not too familiar with Wallace and company’s NET Bible, but they do offer a toolbar for your browser. Their “NeXt” Bible, despite its cheezy name, also looks like a helpful resource. And if anyone wanted to get their Diglot (English/Greek Bible) for me, I would not complain at all.
For those of you who still check your old nossobrii feed to see if Bauder’s changed his mind yet, check this out.
A friend pointed my attention to Textkit, which provides tools for teaching Greek and Latin.