Xorg foundation had something like that, I think they also paid for important works before GSoC - both of which have much higher entry level: X.Org Endless Vac

Xorg foundation had something like that, I think they also paid for important works before GSoC - both of which have much higher entry level: X.Org Endless Vacation of Code https://www.x.org/wiki/SummerOfCodeIdeas/ https://www.x.org/wiki/SummerOfCodeIdeas/