DarkTable

 

Tool:	DarkTable
Description:	Darktable is an open source photography workflow application and raw developer. A virtual lighttable and darkroom for photographers. It manages your digital negatives in a database, lets you view them through a zoomable lighttable and enables you to develop raw images and enhance them.
Platform:	Linux, Windows, MAC
Download:	https://www.darktable.org/install/
Review:	https://youtu.be/nqkCLVeX-rw
Ease of Use: Scale of 1 to 5; 1 being easiest, 5 being hardest	3
Costs:	Free