Nintaco (2019/02/10) is released. Nintaco is a work in progress. It is a NES-Famicom-Dendy emulator written in Java 8, ostensibly making it cross-platform. The full source will be made available per LGPLv2.1.
If double-clicking the jar does not automatically launch the emulator, try: java -jar Nintaco.jar
Configure input: Options | Button Mapping…
If you are using an 8 button controller, such as a USB NES gamepad, try mapping Rewind Time to Start + B.
If you want to resume at arbitrary points in the past: Tools | Watch History… and Resume Here
Nintaco (2019/02/10) changelog
Added support for the VS. DualSystem.
Added support for MAME VS. System archive files.
Added support for VS. DualSystem split ROM files.
Introduced ability to erase battery saves.
Improved NES 2.0 file format support.
Fixed displayed messages and API colors for VS. System PPUs.
Fixed issue where rewinding time back to history start could freeze the emulator.
Fixed issue where R.O.B. window would reappear later after closing a R.O.B. game.
Fixed Trace Logger configuration path that previously defaulted to null.
Fixed Retro3X video filter afterimage that remained on file close.
Modified NTSC video filter to work with all palettes.
Improved 2C03/2C05 palette.
PlayChoice-10 games now use 2C03/2C05 palette.
Fullscreen mode now happens on the monitor with the display window on it.
Updated the cart DB.
Updated the FAQ.