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Welcome to Otto Builders the community of Otto DIY robot, we share knowledge, solve problems and make all kinds of opensource robots.


Have you built your own Otto? Or any other robot? 

Here is the space to share your automated Projects and robot remixes! Make sure to use the Project tab to attach 3D print files, electronic wirings and codes including nice picture and videos

🔧 Project
Remix3D Printing
Camilo Parra PalacioOtto Creator
Founder and Designer of @OttoDIY

Lee robot now FREE files for you to make your own!

This was the first winner of the Otto inventor program, Lee a robot design by @Ronny Martinez, it was selected by the community among many other great submissions,

Lee is very similar to Otto Humanoid but with the option to turn the head in this way you can verify obstacles around it.

Now the inventor wants to share it with the world!

Layer Height : 0.3mm or less /

Raft or Brim: Not required

Support : Not required
Wall Line Count : 2 / Top Solid : 3 / Bottom Solid : 3
Infill Density : 20%
It takes... (More)

📝 Post
My name is Martin Paulissen, living in the Netherlands. I work on a Otto version, I found on Thingiverse. You could describe it as the Otto Humanoid without the arms. In the Android BT app o++o there are four different Otto's. Questions: - Is it possible to add an Otto or to change one of the existing Otto's. ? - Or to build an brandnew Android app? - To see which codes are sent to my Otto I'm a Arduino teacher, so I want to use Arduino to program my Otto. I use the Arduino library OttoDIYLib and the... (More)
📝 Post
The new DingbOtto designs have been posted to These include full hemisphere versions of the body and head with designed in supports, as shown below, and a trial design of a split body (no head yet), with pole and equator parts, meant to be glued together after printing. I have not printed that version yet.
📝 Post
Looks like the filament jammed after about three hours, although I carried on printing air for another three before thinking something looked odd on the remote monitor. It takes a bit of scalpel work to remove the support structure, but the end result, although still not perfect, is a lot better than before. It does not have the large hollows leading to a thinner shell that the first attempt had, although a few strands that should be on the bowl are visible still attached to the support. The hemisphere section shown here has been lightly sanded. Unfortunately the printing did... (More)