.net dxf Reader-Writer

The world’s first fully web-based DXF/DWG viewer and editor that runs entirely in the browser — no backend server required.

AutoCAD Code Pack: A powerful library that helps you to develop AutoCAD plugins using the AutoCAD .NET API

.NET SDK, Schema and Connectors: Revit, Rhino, Grasshopper, Dynamo, ETABS, AutoCAD, Civil3D & more.

Workflow for AI Agents enables automated conversion of CAD files (such as `.rvt`, `.ifc`, `.dwg`) using command-line converters on a local Windows machine

Simple CAD program

OpenSource library under X/MIT license to work with CAD files (DWG/DXF). Please use repository linked below, this one is abandoned.

Python for AutoCAD

Grevit - Build your BIM Model in Grasshopper or SketchUp

Open-source construction estimation platform — BOQ, 4D/5D, AI, CAD/BIM takeoff. 55,000+ cost items, 21 languages, 20 standards

Go to website for more information !!

Visual Studio Code Extension for AutoCAD® AutoLISP

PANTONE®, RAL®, Dulux®, Copic®, NCS®, HKS® and Prismacolor® color palettes for Scribus, GIMP, AutoCAD, Inkscape, Krita & LibreOffice.

Resource is a professional suite for advanced 2D/3D drafting. It features optimized toolsets, AI-assisted design, and high-performance libraries. Designed for engineers and architects, it ensures precision and seamless workflow integration for modern industrial projects in 2026.

perfect dxf parser

AutoCAD-ObjectARX最常用功能封装，便于日常调用

Cad AddinManager update .NET assemblies without restart Autocad and Civil3D for developer.

An IronPython console for Autocad and Civil 3d API, include full snoop Database to explore API

3D/2D CAD design package written in Go. GPU accelerated.

A library that aims to simplify AutoCAD .NET plugin code