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Welcome! This is the documentation for ezdxf release 1.4.1, last updated Apr 14, 2025.

Quick-Info

  • ezdxf is a Python package to create new DXF documents and read/modify/write existing DXF documents

  • MIT-License

  • the intended audience are programmers

  • requires at least Python 3.9

  • OS independent

  • tested with CPython and pypy3

  • has type annotations and passes mypy --ignore-missing-imports -p ezdxf successful

  • additional required packages for the core package without add-ons: typing_extensions, pyparsing, numpy, fontTools

  • read/write/new support for DXF versions: R12, R2000, R2004, R2007, R2010, R2013 and R2018

  • additional read-only support for DXF versions R13/R14 (upgraded to R2000)

  • additional read-only support for older DXF versions than R12 (upgraded to R12)

  • read/write support for ASCII DXF and Binary DXF

  • retains third-party DXF content

  • optional C-extensions for CPython are included in the binary wheels, available on PyPI for Windows, Linux and macOS

Included Extensions

Additional packages required for these add-ons are not automatically installed during the basic setup, for more information about the setup & dependencies visit the documentation.

  • drawing add-on to visualise and convert DXF files to images which can be saved as PNG, PDF or SVG files

  • r12writer add-on to write basic DXF entities direct and fast into a DXF R12 file or stream

  • iterdxf add-on to iterate over DXF entities from the modelspace of huge DXF files (> 5GB) which do not fit into memory

  • importer add-on to import entities, blocks and table entries from another DXF document

  • dxf2code add-on to generate Python code for DXF structures loaded from DXF documents as starting point for parametric DXF entity creation

  • acadctb add-on to read/write Plot Style Files (CTB/STB)

  • pycsg add-on for Constructive Solid Geometry (CSG) modeling technique

  • MTextExplode add-on for exploding MTEXT entities into single-line TEXT entities

  • text2path add-on to convert text into outline paths

  • geo add-on to support the __geo_interface__

  • meshex add-on for exchanging meshes with other tools as STL, OFF or OBJ files

  • openscad add-on, an interface to OpenSCAD

  • odafc add-on, an interface to the ODA File Converter to read and write DWG files

  • hpgl2 add-on for converting HPGL/2 plot files to DXF, SVG and PDF

Website

https://ezdxf.mozman.at/

Documentation

Documentation of development version at https://ezdxf.mozman.at/docs

Documentation of latest release at http://ezdxf.readthedocs.io/

Knowledge Graph

The Knowledge Graph contains additional information beyond the documentation and is managed by logseq. The source data is included in the repository in the folder ezdxf/notes. There is also a HTML export on the website which gets regular updates.

Release Notes

The release notes are included in the Knowledge Graph.

Changelog

The changelog is included in the Knowledge Graph.

Source Code & Feedback

Source Code: http://github.com/mozman/ezdxf.git

Issue Tracker: http://github.com/mozman/ezdxf/issues

Forum: https://github.com/mozman/ezdxf/discussions

Questions and Answers

Please post questions at the forum or stack overflow to make answers available to other users as well.

Contents

Indices and tables