Google Season of Docs is similar to GSoC but it revolves around docs and technical write-ups. More information can be found on their official site https://developers.google.com/season-of-docs
Since it just starts after the completion of GSoC, I think we will have bandwidth to be engaged in this. What do you think @KonstantinDmitriev?
I believe it will be of great benefit to synfig. The org application deadline is April 23, 2019 at 20:00 UTC . Let’s converge to a final decision and get things rolling before the deadline.