Free and Open Source Software for Photos and other tasks..
For Mac, PC, Linux
For Graphics on Mac, Windows and Linux
Photography Workflow and Raw Developer
For Windows, Mac, and Linux
For Mac, Windows and Linux
Mac, Windows and Linux
20 Free apps for Mac including Growly Write, Draw, Photo, Calc, Notes etc
Video Editing for Mac, Windows and Linux
There is a free version and a more advanced version DaVinci Studio that is paid.
Browsers (most platforms supported)