Jan 08, 2026 19:00:00

Stardew Valley developer donates $125,000 to C# framework MonoGame

The developers of the indie game

Stardew Valley , which has sold over 40 million copies, have donated $125,000 (approximately 20 million yen) to the organization that manages MonoGame, a framework for game development. MonoGame was used in the development of Stardew Valley.

New Sponsor Announcement | MonoGame
https://monogame.net/blog/2025-12-30-385-new-sponsor-announcement/

On December 30, 2025, the MonoGame Foundation, which manages MonoGame, announced that it had received a large donation from Eric Baron, also known as ConcernedApe, the developer of Stardew Valley.

Baron will donate $125,000 and will provide ongoing monthly support to the project.

MonoGame is an open-source C# framework that supports a variety of operating systems and platforms, including Windows, Android, and PlayStation 5. It is notable for being used in famous indie games such as Stardew Valley and Celeste .

Stardew Valley is a game that Baron spent four years creating, and despite being a one-man project, it has become a huge hit, selling over 40 million copies.

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'ConcernedApe's extraordinary support, combined with the ongoing support from other studios and individuals, will ensure MonoGame remains a trusted framework for game developers of all sizes,' the MonoGame Foundation said.

The MonoGame Foundation generates revenue through merchandise sales and donations. In the past, the development team of ' Terraria ' has made a large donation.