Welcome to the LDraw.org library. Here you will find the Parts Tracker,
parts updates, documentation for the LDraw file format and library,
and the Official Model Repository.
Parts Tracker
The Parts Tracker is the system we use to submit files to the
LDraw.org Part Library. The Parts Tracker allows users to download
unofficial parts, submit new files, update existing unofficial
files, and review unofficial parts.
Parts Update: 2026-02
This update adds 187 new files to the core library, including 107 new parts and 4 new primitives.. As of this update, the LDraw.org Parts Library contains 16724 unique shapes or patterned parts.
Documentation
The reference documentation for the LDraw File Format and
LDraw.org Official Parts Library.
Official Model Repository
The Official Model Repository (OMR) is a library of official LEGO®
sets created in LDraw format.