Unity - The multiplatform game creation tools for everyone.
ACDSee - ACDSee is an image viewer that uses very little system resources, and it has a small, sleek size that won't take up much space on your system.
Godot Engine - Feature-packed 2D and 3D open source game engine.
Photoscape - high quality photo editing software, that enables you to fix and enhance photos.
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
Fotor - Fotor is an all in one visual platform. It includes photo editor, collage maker, and graphic designer. You are free to make a visual look more beautiful.