Compare software

Briefkasten vs NeonLink: catalog facts
Briefkasten	NeonLink
Free Free and open source under the MIT licence.	Free Free and open source under the MIT license.
Web, Self-hosted	Web, Self-hosted
Self-hostable with Docker files included Also offered as a hosted instance	Low resource use, suited to Raspberry Pi Automatic icons, titles and descriptions
Setup needs a database and an OAuth provider configured No tagged releases	Basic feature set without archiving or sharing Docker is the only documented installation method
Self-hosted, Hosted service	Self-hosted
Open source	Open source
License: MIT	License: MIT
Account 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.