Core XY, sensor-less homing, integrated camera, touch screen, pi, 32-bit controller, fast, quiet, beautiful prints. 300 x 300 x any build volume. Just change out the Z lead screws, rods, and four pillars. Total BOM around $700 USD. Build time around 6 hours.

Heavily upgrading my 1200x500 Shapeoko 2... ...er, wait, scratch that... Building an all new machine, roughly the same size, that should be more rigid than a Shapeoko 3!

Stronger frame for Prusa i3 MK2 / MK2s / MK2.5 3D printer

I made a mill from first principles because I didn't like any of the ones that were out there, More info can be found on the website RigCNC.com

This is an all metal build using OpenBuilds V-Slot linear rails to produce a high quality and cost effective 3D printer. The printer is designed to be scalable for your desired build area and can utilize high quality hotends with 16mm groove mounts such as E3D.

A blend of modular aluminum and steel bracketry built to yield fine cuts in hardwood and aluminum. An open table with a shiftable pin-fixture concept will allow the operator to shift longer than Y-travel work-pieces, such as doors, along the Y-axis of the table. This machine has a 44" (X) by 24" (Y) by 8" (Z) travel with water cooled VFD spindle motor, t-slot ext work table, cable carriers, side guards n dual y drives. Total weight (w/base-stand) is about 600lbs.

A fully aluminium printer made from off the shelf components, no printed parts.

This will be a complete overhaul of this router with some cool modifications.

Rigid 3d printer with more than enough room for dual extruders. Easily expandable platform.

A Rigid Delta Printer using C-Beam screw actuators

Started with a Rigidbot Big Added a single flat glass bed Used a Smoothieboard clone driving DRV8825