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Sync-in vs Pydio Cells: catalog facts
Sync-in	Pydio Cells
Free Free and open source, with optional paid enterprise support.	Freemium The community edition is free and open source. Enterprise editions are paid.
Web, Self-hosted	Windows, macOS, Linux, Web, Self-hosted
Files remain readable on disk outside the application Consistent permissions across web, WebDAV, sync and API	Granular permissions, workflows and audit trails for shared documents Runs as a single Go binary with sync clients for every platform
You run and maintain the server yourself Younger project than Nextcloud or Seafile	Enterprise features and support are paid Heavier to operate than a simple file sync server
Self-hosted	Self-hosted
Open source	Open source
License not stated	License: AGPL-3.0
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 22, 2026

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