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SPIS vs Lychee: catalog facts
SPIS	Lychee
Free Free and open source under the GPL-3.0 licence.	Free Free and open source, with optional GitHub sponsorship.
Web, Self-hosted	Web, Self-hosted
No separate database or extra services to set up Light enough to run on a Raspberry Pi	Your photos stay on your own server Public sharing and password-protected albums
Displays existing files rather than providing phone backup or uploads Deliberately minimal, without face recognition or albums	You need a server or web space to run it Focused on albums and sharing rather than phone backup
Self-hosted	Self-hosted
Open source	Open source
License: GPL-3.0	License not stated
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 September 23, 2026

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