We've released 2603a to fix some problems in 2603. This release is *required*…

Dolphin Progress Report: Release 2603

Dolphin started out as a GameCube emulator in 2003. In 2008, experimental Wii support was added. And now, in 2026, Dolphin enters the realm of arcade emulation with support for the Sega, Namco, and Nintendo arcade effort, the Triforce, finally arriving. Want to learn more about the Triforce? Check out our deep dive into the Triforce and how it ended up back in Dolphin! Emulating a new system and library of games for the first time in 18 years is big news, and we'll dive into some details and updates on that later in the report. However, there are two other major additions that would have been flagship changes on their own in any other report. Optimizations to Dolphin's MMU emulation have brought major performance uplifts to games that rely on custom page table mappings. In fact, on powerful hardware, all Full MMU games can run full speed, including the legendary Rogue Squadron III: Rebel Strike. On the other side of things is a targeted fix that took an inordinate amount of effort. An