3D Graphics Software

• Enhanced 3D Cursor
• Sverchok
• TinyCAD
• Blender - 3D animation suite.

3D Rendering Engines

• POV-Ray - Persistence of Vision Raytracer.
• YafaRay - Raytracing engine.

Building Management

• Home Assistant - Home automation platform.

Data Visualization Applications

• Mayavi - Application and library for interactive scientific data visualization and 3D plotting in Python.
• ParaView - Multi-platform data analysis and visualization application.

Data Visualization Libraries

• Chart.js - JavaScript charting for designers & developers.
• D3 - JavaScript visualization library for HTML and SVG.
• VTK - Visualization toolkit.

Design Applications

• MURO - Graphics editor.
• Adobe Color CC - Color wheel.

General Productivity Software

• ConvertAll - Unit conversion program.

GIS Software

• OpenMapTiles - Set of open-source tools for self-hosting of OpenStreetMap maps.
• PostGIS - Spatial database extender for PostgreSQL.

Layout Software

• Scribus - Professional page layout.

Models and Textures

• 3D Warehouse
• Blender for Architecture - Architectural design.
• Blend Swap - Free Blender 3D assets.

Node-based Generative Design Software

• NodeBox - Generative design GUI.

Product Catalogues

• archiproducts - Worldwide source for architecture and design products.
• eboss - New Zealand's leading product suppliers.

Project Management Software

• Odoo - All-in-one management software.
• OpenStudio - Building energy modeling tools.

Reading

• world-architects - Profiles of Selected Architects.

Script-based Design Applications

• Processing - Software sketchbook and language.
• CadQuery - CadQuery is for 3D CAD what jQuery is for Javascript. Uses Python.
• ImplicitCAD - Programmatic CAD.
• JSCAD - Libraries for 3D models, as well as 2D models.
• OpenSCAD - Solid 3D CAD objects design.
• PythonOCC - A Python wrapper for the Open CASCADE Community Edition library.
• X3DOM - Framework and runtime for 3D graphics on the web.

Structural Analysis Software

• anaStruct - Analyse 2D Frames and trusses for slender structures.
• deal.II - Finite element library.
• section-properties - Cross-Section Analysis.
• Hermes - C++ library for rapid development of adaptive FEM solvers.

Vector Graphics Software

• Inkscape - Vector graphics editor.