Wasn’t entirely sure where to post this. I wrote an article today on Tree Solutions for Blender, reviewing many applications with renderings and such. I’m still adding to the article, and if anyone has one I missed, let me know and I’ll look into adding it if I can. Some of the ones not listed yet are ngPlant, TReal, and Maketree. If anyone can find me OSX binaries, or compile them yourself, please let me know.
Here’s the article: