LibreOffice - Free office suite, open source, and compatible with .doc, .docx, .xls, .xlsx, .ppt, .pptx files. Updated regularly – download for free. Originally based on OpenOffice.org.
Unity - The multiplatform game creation tools for everyone.
Microsoft 365 - Boost your productivity with reliable access anywhere with services like email, calendar, file sharing, meetings, instant messaging, and Office Online
Godot Engine - Feature-packed 2D and 3D open source game engine.
ONLYOFFICE - ONLYOFFICE is a complete office and productivity suite.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.