Parametric Parts Tray Generator
Create a printable open-top tray with adjustable dimensions, wall thickness, and an optional divider.
tools
Free 3D Printing Tools and Calculators
Free browser-based tools for makers - calculators, converters, viewers, and parametric STL generators. No accounts, no uploads to our servers, no paywalls.
/ create & design
Create & Design
Screw-Top Container Generator
Generate a custom 3D printable screw-top container STL with a threaded body and matching lid.
Free 3MF Splitter
Upload a colored 3MF, select painted color regions in a viewer, and export split 3MF files locally.
SVG to OpenSCAD Converter
Keep your OpenSCAD files self-contained by converting your SVGs into native OpenSCAD code
DXF to OpenSCAD Converter
Convert clean 2D DXF outlines into self-contained OpenSCAD polygon code.
OpenSCAD Playground
Write OpenSCAD code in the browser, preview the model, and download your .scad file.
STL Viewer
Open ASCII or binary STL files locally in your browser and inspect the 3D model.
/ plan your print
Plan Your Print
Filament Weight / Length Calculator
Convert filament weight to length, or length to weight, using diameter and material density.
Scale Percentage Calculator
Calculate the slicer scale percentage needed to resize a model to a target dimension.
Print Time Estimator
Create a rough print time estimate from model weight, layer height, infill, speed, and efficiency.
/ price & profit
Price & Profit
3D Print Cost Calculator
Estimate print price from filament, electricity, machine time, labor, and markup.
MakerWorld Earnings Calculator
Model creator earnings assumptions from downloads, boosts, point value, and conversion estimates.