www.unrealengine.com/what-is-unreal-engine-4
Unreal Engine is a 3D game creation tool
Pretty sure everything is indie on itch.io but just in case you want something extra indie.
Suggest updated description
The larger universe outside of Earth's atmosphere. Sometimes really, really far outside of it.
Explore games made with Unreal Engine tagged Indie and Space on itch.io · Upload your games made with Unreal Engine to itch.io to have them show up here.
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