A python parametric CAD scripting framework based on OCCT

Converting bitmap heightfield to 3D mesh in POV-Ray, OBJ, STL and DXF formats

load and dump triangle-meshes from and to OBJ, OFF, and STL in python

Gcode viewer for slicer for 5 axes 3d printer

Subtitle conversion library and CLI tool. Converts between STL, SRT, TTML, SCC, TTML and WebVTT files.

A maintained extension collection for Inkscape, working on Windows and Linux

3D medical imaging reconstruction software

Python Blender script for converting .asc (Numeric Terrain Model) to .stl (3D printing block)

CadQuery GUI editor based on PyQT

Generator for chimney models

Fusion 360 script to export all components in the active design as STL files for 3D printing.

An unofficial git repository of the LDraw library in both LDraw and STL formats.

Convert an image to a lithophane STL with a Python based console app

Open-source 3D printer project based on Arduino Mega 2560 and RAMPS 1.6. Includes Marlin firmware configuration, hardware setup, slicer profiles, and automation scripts.

Python library to generate 3D (STL) files from cube definitions

Python script for blender rendering

Edit 3D models using natural language descriptions

Some python scripts to decompose stl to openscad primitives

Autoforge takes a picture and generates a 3D layer STL file that you can print with a 3d printer

Convert 3D STL models into Minecraft-friendly layered building guides. This tool voxelizes 3D models and generates layer-by-layer images with grid lines, helping you build complex structures in Minecraft one layer at a time.