Description: darktable is an open source photography workflow application and raw developer. 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.
Type: software
Pricing: Free
Description: Xfig is an open-source vector graphics editor used to draw diagrams and figures. It supports objects like circles, boxes, lines, spline curves, text, etc. and can export to formats like PDF and PostScript. Common uses are drawing diagrams like flowcharts, UML diagrams, network maps, etc.
Type: software
Pricing: Open Source