[kryptoncalm]

I’m a big fan of PiGallery2 myself [1]. Very simple and fast, meant for running on a Raspberry Pi (hence the name).

I remember photoprism having some subscription requirement for certain features.

Other notable alternatives:

- PiWiGo [2]

- Photoview [3]

- Zenphoto [4]

[1] http://bpatrik.github.io/pigallery2/

[2] https://piwigo.org/

[3] https://photoview.github.io/

[4] https://www.zenphoto.org/