Unity Software Inc. announced a landmark partnership with rival Epic Games during its annual Unite developer conference on November 19, 2025. The collaboration will enable developers to publish games created with the Unity engine directly into Fortnite, providing access to its massive user base of over 500 million registered accounts. [1, 5, 6] This move is seen as a major step towards a more open and interoperable future for the video game industry. [1, 6] In a reciprocal agreement, Unity will integrate support for Epic's Unreal Engine into its cross-platform commerce platform early next year. [1, 5, 6] This will offer Unreal developers more flexibility in managing their digital catalogs, payments, and web shops. The announcement signals a significant collaboration between the two gaming technology giants, aimed at providing developers with greater choice and opportunity. News of the partnership was met with a positive pre-market reaction for Unity's stock. [1]