LeoCAD

Spec sheet

Purpose

LeoCAD is a CAD application for designing virtual models made from LEGO bricks.Read 12 Oct 2026 · leocad.org

Free plan

YesRead 22 Sep 2026 · leocad.org

Animation tools

YesRead 22 Sep 2026 · leocad.org

Building instructions

Users can create building instructions with multiple steps and submodels.Read 12 Oct 2026 · leocad.org

Editing tools

The basic tutorial covers browsing and searching the parts library, adding pieces, moving and rotating them, and creating model steps.Read 12 Oct 2026 · leocad.org

Instructions output

The command-line options include creating an HTML page for a model, and the tutorial says users can print instructions.Read 12 Oct 2026 · leocad.org

Interface

The interface is designed to help new users start creating models without spending too much time learning the application.Read 12 Oct 2026 · leocad.org

Library compatibility

LeoCAD is compatible with LDraw's parts library and can use a custom library supplied as a ZIP file or regular folder.Read 12 Oct 2026 · leocad.org

Model formats

LeoCAD reads and writes LDR and MPD files and is compatible with the LDraw Standard and related tools.Read 12 Oct 2026 · leocad.org

Notable limitation

The tutorial says ray-traced images can be created if POV-Ray is installed.Read 12 Oct 2026 · leocad.org

Parts library

LeoCAD uses the LDraw parts library, which the site says contains over 10,000 parts and continues to receive updates.Read 12 Oct 2026 · leocad.org

Platform access

desktopRead 22 Sep 2026 · leocad.org

Render engine

bothRead 22 Sep 2026 · leocad.org

Rendering and export

LeoCAD can generate images and export models to Wavefront OBJ, 3DS and COLLADA formats from the command line.Read 12 Oct 2026 · leocad.org

Security and warranty

The official pages opened provide a GPL v2 license and its no-warranty terms, but do not state security certifications or compliance claims.Read 12 Oct 2026 · leocad.org

Support and learning

The site provides a basic tutorial and documentation for getting started and more advanced topics.Read 12 Oct 2026 · leocad.org

Texture mapping

LeoCAD supports texture-mapped primitives through the LDraw TEXMAP extension.Read 12 Oct 2026 · leocad.org

Trademark disclaimer

The site says LEGO is a trademark of the LEGO Group, which does not sponsor, authorize or endorse LeoCAD.Read 12 Oct 2026 · leocad.org

Plans and prices

Every LeoCAD plan and price →

Where Specifiction places it

• 3D modeling software#116 of 1477.6