Frodo v4.4 is released. Frodo is a portable Commodore 64 emulator that runs on a variety of platforms, with a focus on the exact reproduction of special graphical effects possible on the C64. It was also the world's first Commodore 64 emulator without a “64” in its name. ;-)

Frodo v4.3 changelog:
Fixed startup problem when running under Wayland
Command line option '-c' is now used to specify a different configuration file than the default
Settings from configuration file can be overridden on command line (for example “DrivePath8=/path/to/disk.d64”)
Holding down Ctrl while pressing F12 resets the C64 and auto-starts from disk drive 8
Settings window changes:
Added ability to map game controller buttons to keys on the C64 keyboard or the tape PLAY button
Added ability to define firmware ROM sets, and switch between them
Added option for twin-stick joystick control (for games like “Robotron 2084”)
Added option to enable controller rumble effects via the C64 tape drive motor signal (for the game “Aquarius”)
Added “Auto-Start Drive 8” button
Added menu item for opening the included user manual
Removed "Display Sprites" and "Enable SID Filters" settings which are now always enabled
Improved interrupt timing
Improved SID emulation
Improved virtual 1541 file name pattern matching
New font for on-screen displays

Download: Frodo v4.4
Source: Here