ColEm v5.3

ColEm v5.3 is released. ColEm is a ColecoVision emulator. ColEm will run software written for the ColecoVision video game console. ColEm package itself does not contain any games. You should place your own game files onto the SD card before running ColEm. Please, do not run any software you do not own with ColEm. The author cannot and will not tell you where to find free ColecoVision games.

ColEm v5.3 Changelog:
System ROM files location now defaults to where executable is.
Refactored scaling and special effects framework.
Optimized scaling for large screens and windows.
Fixed ColEm-Windows behavior with multiple displays.
Added "File | Load .PAL Palette" option to ColEm-Windows.
Added "File | Load .CHT Cheats" option to ColEm-Windows.
Added "Video | Interpolate Video | Linear Scaling" option to ColEm-Windows.
Enabled "Video | Stretch Full Screen" option with effects enabled.
Enabled "Video | Force 4:3 Screen" option with effects enabled.
Renamed snapshot saving options in ColEm-Windows.

Download: ColEm v5.3
Download: ColEm for Android
Source: Here