AirMeasure - Turn your phone into a ruler with the power of AR
Unity - The multiplatform game creation tools for everyone.
FeetMeter - App to measure your feet and check your shoe size
Godot Engine - Feature-packed 2D and 3D open source game engine.
TapMeasure - Smart Augmented Reality Measurement
Blender - Blender is the open source, cross platform suite of tools for 3D creation.