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.
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Explore games made with Unreal Engine tagged Indie and Unreal Engine on itch.io · Sell your games made with Unreal Engine on itch.io to have them show up here.
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