redream

The software emulates the Sega Dreamcast console, allowing users to run Dreamcast titles in high‑definition resolutions such as 1080p and 4K. It provides widescreen support, automatic cover art, save states, and cheat functionality, while handling audio and video synchronization through a “Multi Sync” feature. Compatibility covers over 95 % of the original library, and the emulator runs without requiring BIOS or flash files; users simply add game files to start playing.

It is packaged in a small binary under four megabytes, yet delivers smooth 60 Hz performance on a range of hardware, including older desktops, mobile phones, and the Raspberry Pi 4. The emulator is available for macOS, Windows, Linux, Android, and the Raspberry Pi 4, making it portable across many platforms.

The project is in a stable maturity stage, with recent releases adding new platform support, performance enhancements, and quality‑of‑life features such as widescreen codes and automatic cover art. It targets gamers and enthusiasts who want to experience Dreamcast titles with modern visual fidelity and convenience.