Webiny - The Enterprise CMS platform that you can host on your cloud
LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.
Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.
FreeCAD - An open-source parametric 3D modeler
Kodular - Much more than a modern app creator without coding
SketchUp - 3D for Everyone