I'm working on an RPI + Arduino project for displaying complex animated sequences on I2C OLEDs at high frame rates. I've written a blog post about it and will be releasing the code as open-source shortly. My article mostly talks about how I got it to work on very constrained devices like the ATtiny85, but I didn't leave out the RPI0 (read until the end).
http://bitbanksoftware.blogspot.com/201 ... d1306.html
Added github repo of Linux (RPI) and some sample animations: