Free & Open-Source ACDSee Photo Studio Alternatives

Photo management and editing suite.

1. digiKam ↗ FOSSPRIVATE
   Photo library manager with face recognition and tagging.
   ●●○Medium · Different shortcuts — re-learn
2. XnView MP ↗ PRIVATE
   Free image viewer + batch converter.
   ●●○Medium · Different shortcuts — re-learn
3. FastStone Image Viewer ↗ PRIVATE
   Free Windows image viewer + browser.
   ●●○Medium · Different shortcuts — re-learn