Geeetech

I just bought a second hand geeetech i3 pro b from eBay for £20 I currently have an Ender 3 so am printing a spool holder and PSU cover currently but wondered if anyone with this printer already could recommend any upgrades that are important (I already have yellow bed springs spare from a set for m...

I’m planning on getting my first 3D printer in a few weeks, a Geeetech A10T 3 in 1. I’m wanting to get a octoprint as well. Is the geeetech A10T compatible with octoprint? I can’t find anything online regarding the A10T, but I know the A10, A20, and A30 are compatible.