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LXF LXFML
File conversion

Convert LXF to LXFML

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Is it possible to convert LXF to LXFML?
Yes - LXF converts to LXFML.

LXFML is the uncompressed XML inside the .lxf. Rename .lxf to .zip and extract IMAGE100.LXFML to get the editable XML model directly. (Re-zip an LXFML named image100.lxfml to rebuild an .lxf.)

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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How to convert LXF to LXFML

Converting a .LXF file to .LXFML lets you open the content in software that prefers the .LXFML format, though some details may change compared with the original. We are still putting together the list of programs that handle .LXF files.

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

About these formats

.LXF LEGO Digital Designer Model File

An LXF file is a virtual LEGO build saved by LEGO Digital Designer (LDD). It is a ZIP archive containing an XML model (IMAGE100.LXFML) and a preview image. LDD was discontinued in 2022, so…

Open .LXF details →
.LXFML LEGO Digital Designer XML file

A .LXFML file is associated with LEGO Digital Designer XML, a text file.

Open .LXFML details →