01
Pick a machine
Choose a DIY printer or MMU, its size and a build tier.
Klipper hardware reference
From bill of materials to printer.cfg
Configure a DIY printer or MMU, compare verified hotends, boards and steppers, and generate the Klipper config to run it.
01 / Reference
Everything the build needs
The catalogs behind every bill of materials — each entry sourced from manufacturer documentation, not guesswork.
02
Source the parts
Get a full bill of materials with verified vendor links.
03
Choose electronics
Compare boards, hotends, extruders, probes and steppers.
04
Generate the config
Assign MCU pins and export a starting printer.cfg.
02 / Build
Build configurator
Pick a printer, size and build tier to generate a sourced bill of materials.
Multi-Material Unit (MMU)
4
MMU Bill of Materials
| Qty | Part Name | Type | Size | Sourcing Links |
|---|
No parts match your search.
Try a different keyword or check spelling.
Voron 2.4
The gold standard CoreXY enclosed printer
250³
Details →
Voron Trident
The reliable workhorse — Trident does it all
250³
Details →
RatRig V-Core 4
Next-gen enclosed CoreXY with premium engineering
300²
Details →
Positron V3.2
Upside-down CoreXY that folds into a filament spool box
180 × 180 × 165 mm
Details →
VzBot Vz330
High-speed AWD CoreXY built for velocity
330 × 330 × 400 mm
Details →
THE 100
Fastest printed-frame CoreXY — budget speed machine
165 × 165 × 150 mm
Details →
03 / DIY printers
Choose your build
Click any machine to learn more, or select one above to start configuring.
Voron
CoreXY
Voron 2.4
The gold standard CoreXY enclosed printer
250³
Details →
Voron
CoreXY
Voron 0.2
Tiny desktop CoreXY that punches above its weight
120³ mm
Details →
Voron
CoreXY
Voron Trident
The reliable workhorse — Trident does it all
250³
Details →
Voron
CoreXZ
Voron Switchwire
CoreXZ bedslinger — the gateway Voron
250 × 210 × 210 mm
Details →
RatRig
CoreXY
RatRig V-Core 3.1
The proven 3-point CoreXY workhorse
200²
Details →
RatRig
CoreXY
RatRig V-Core 4
Next-gen enclosed CoreXY with premium engineering
300²
Details →
ZeroG
CoreXY Conversion
ZeroG Mercury One
Convert your Ender into a speed demon
235mm x 235mm (Ender 5 donor)
Details →
Annex
CartesianXY
Annex K3
Compact speed machine with dual-motor XY
180³ mm
Details →
Rook
CoreXY
Rook MK1
Affordable mostly-printed CoreXY for beginners
110³ mm
Details →
Salad
CoreXY
Salad Fork
A Trident scaled down to 1515 — the overengineered mini
120³
Details →
Positron
CoreXY
Positron V3.2
Upside-down CoreXY that folds into a filament spool box
180 × 180 × 165 mm
Details →
VzBot
CoreXY
VzBot Vz330
High-speed AWD CoreXY built for velocity
330 × 330 × 400 mm
Details →
VzBot
CoreXY
VzBot Vz235
Compact AWD speed demon in Ender-3 footprint
235 × 235 × 225 mm
Details →
Micron
CoreXY
Micron / Micron+
Voron V2.4 shrunk to 1515 extrusions
120³
Details →
HevORT
CoreXY
HevORT
Scalable high-performance CoreXY with self-leveling Z
315³ to 515³+ mm (scalable)
Details →
LH
Cartesian
LH Stinger
AWD Cartesian speed printer with 1000mm/s capability
200 × 200 × 200 mm
Details →
SnakeOil-XY
CoreXY
SnakeOil-XY
Versatile CoreXY with Extended kinematics and IDEX option
180³
Details →
T250
CoreXY
T250
World record speed printer — sub-2-minute Benchy
192 × 212 × 175 mm
Details →
THE
CoreXY
THE 100
Fastest printed-frame CoreXY — budget speed machine
165 × 165 × 150 mm
Details →
PrusaWire
CoreXZ
PrusaWire
Community CoreXZ conversion of Prusa MK3/MK4
250 × 210 × 210 mm (MK3S+)
Details →
Multi-Material Units
Click any MMU to learn more. Select a printer above, then check "Add Multi-Material" to configure a BOM.
ERCF V2
Selector Cart
4–12 Colors
ERCF V2
The community gold-standard multi-material unit
Happy Hare
Details →
Box Turtle
Lane-Based
4 Colors
Box Turtle
Open-source AMS-style filament changer for Klipper
AFC Klipper Add-On
Details →
TradRack
Linear Rack
Up to 20+
TradRack
Ultra-scalable linear rack filament changer
Happy Hare
Details →
3DChameleon
Y-Splitter
4 Colors
3DChameleon
Universal Y-splitter MMU — simplest mechanical design
None required
Details →
3MS
Y-Splitter
3–8 Colors
3MS
The simplest and cheapest Klipper MMU — all Amazon parts
Klipper
Details →
Night Owl
Lane-Based
2 Colors
Night Owl
Standalone dual-material unit — minimal and self-contained
Happy Hare
Details →
BTT ViViD
Selector-Based
4–16 Colors
BTT ViViD
Commercial all-in-one MMU with dryer, cutter, and RFID
ViViD Firmware / Happy Hare
Details →
TriangleLab KMS
Lane-Based
4–8 Colors
TriangleLab KMS
Open-source commercial MMU with motorized rewinder
Happy Hare V3
Details →
HTLF
Camshaft
4 Colors
HTLF
Camshaft-driven MMU — compact and clever
AFC Klipper Add-On
Details →
Pico MMU
Servo-Selector
3–4 Colors
Pico MMU
Ultra-minimal single-stepper MMU — ~20s filament swaps
Klipper
Details →
QuattroBox
Lane-Based
4 Colors
QuattroBox
AMS-inspired fully printed 4-lane changer
Happy Hare
Details →
EMU
Lane-Based
1–N Colors
EMU
Modular per-lane dry-box MMU built on Filamentalist V3 rewinders
Happy Hare
Details →
Prusa MMU3
Selector-Based
5 Colors
Prusa MMU3
Official Prusa multi-material upgrade — Prusa printers only
Prusa Firmware
Details →
Mosaic Palette 3
Filament Splicer
4 Colors
Mosaic Palette 3
Universal filament splicer — works with any printer
None required
Details →
Printer Bill of Materials
| Qty | Part Name | Type | Size | Sourcing Links |
|---|
No parts match your search.
Try a different keyword or check spelling.
Printed Parts
ABS/ASA · 4 Perimeters · 40% Infill · 0.2mm LayersToolheads & Modifiers
Compatible Options for Your ConfigurationPrinters / DIY
DIY printers
Open-source, self-sourced, and community-built printers — click any card for details and BOM access. For commercial/pre-assembled printers see .
Printers / Off-the-shelf
Off-the-shelf printers
Commercial, pre-built, and semi-kit printers — click any card for specs, use cases, pros/cons, and how they compare to DIY builds.
📋 = Has BOM in Configurator
Printers / Toolheads
Toolhead guide
Explore toolheads by machine — view pros, cons, and compatibility.
Printers / Multi-material
Multi-material units
Compare MMU systems and explore their features.
Materials / Filaments
Filaments & materials
A material-first reference: standard, filled, nylon, flexible, high-performance and specialty filaments — pros, cons, TDS data and when to use each.
Printers / Compare
Compare printers
Put two or three machines side by side on build volume, speed, temperatures and materials. DIY designs and off-the-shelf printers compare in the same table, so you can weigh building against buying.
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Pick two machines to start
Compare up to three at once. You can mix DIY designs with off the shelf printers, which is usually the comparison that actually matters when you are deciding whether to build or buy.
Electronics
Electronics
Every board, sensor and probe that goes into a Klipper printer — mainboards, host computers, toolhead boards and Z probes, each entry sourced from manufacturer documentation.
Electronics / Mainboards
MCUs & mainboards
Compare mainboard controllers for Klipper printers — stepper slots, CAN bus, processors, and compatibility.
Electronics / Host computers
Single-board computers
Raspberry Pi, Orange Pi, BTT CB1/CB2, and other Klipper host boards — specs, OS downloads, and setup guides.
Electronics / Toolhead boards
Toolhead boards
CAN bus, USB, and passive toolhead boards — EBB, Nitehawk, H36, Hartk, and more.
Electronics / Probing
Probes & bed scanners
Eddy-current scanners, nozzle-contact probes, inductive sensors, and deployable-pin probes for Z homing and bed meshing.
Firmware / Configuration
Klipper configurator
Assign components to MCU pins and generate a starter printer.cfg configuration. Works with stock Klipper and Kalico (a more cutting-edge community fork — configs are largely interchangeable).
Firmware / Slicer
Slicer config
Generate slicer start/end g-code and Klipper PRINT_START / PRINT_END macros for your printer and slicer combination.
Extrusion / Extruders
Extruders
Complete guide to all extruders — Clockwork 2, Galileo 2, Orbiter, Sherpa, BMG, and more. Printed and commercial options.
Extrusion / Hotends
Hotends
Complete guide to all hotends on the market — flow rates, max temps, and compatibility.
Reference / Documentation
Manuals & documentation
Build guides, firmware configuration, and reference docs.
Reference / Changelog
What's new
Running changelog of new printers, products, features and data verification passes.
Reference / Sourcing
Trusted sellers
Community-vetted vendors for printer parts, electronics, and filament.
Site / About
About
What this site is, how to use it, and who built it.
Site / Contact
Contact
Get in touch — suggestions, bug reports, and community feedback welcome.