bsnes vs bsnes-mercury Accuracy

bsnes is a free, open-source emulator for Super Nintendo and Super Famicom games, with support for Super Game Boy and Satellaview. It runs on Linux, macOS, and Windows. Graphics options include HD Mode 7 with optional supersampling, a multi-threaded PPU renderer, and OpenGL multi-pass pixel shaders. The emulator also provides low-level emulation for SNES coprocessors such as DSP-n, ST-01n, and Cx4. It accepts standard ROM files, optional higan game folders, and 7-zip decompression, and can apply BPS and IPS soft patches. Its games database has thousands of entries, and its cheat database covers hundreds of popular games. Save states can include screenshot previews and names, with undo and redo. Other tools include rewind, frame advance, cheat code search, movie recording and playback, and screenshots. Speed settings are 50%, 75%, 100%, 150%, and 200%, with smooth audio output retained. The project lists nightly builds for Windows, macOS, Linux, and FreeBSD.

bsnes-mercury Accuracy has no write-up on Specifiction yet; its figures are above.