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SPIS vs ChronoFrame: catalog facts
SPIS	ChronoFrame
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the MIT licence.
Web, Self-hosted	Web, Self-hosted
No separate database or extra services to set up Light enough to run on a Raspberry Pi	Supports Apple Live Photos and Google Motion Photos Map view built from photo GPS data
Displays existing files rather than providing phone backup or uploads Deliberately minimal, without face recognition or albums	Geocoding relies on the Mapbox service Aimed at showcasing a personal gallery rather than phone backup
Self-hosted	Self-hosted
Open source	Open source
License: GPL-3.0	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.