[tapoxi]

Blender is nonprofit and funded by donations and grants. The closest analog to this in the game engine space is Godot.

[jwells89]

Blender is also managed exceptionally well for a FOSS project, systematically polishing up rough edges and paying close attention to the needs and desires of its userbase which no doubt inspires larger donations from more donors than FOSS projects usually have.

[prox]

Their biggest marketplace (blendermarket) also directly contributes to the the Foundation as well.

[breakingcups]

It is incredible. Truly incredible. I know of no other FOSS project that comes close.