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Saltcorn vs Appsmith: catalog facts
Saltcorn	Appsmith
Free Free and open source with no licence fee; a free trial instance is also offered.	Freemium The open-source edition is free to self-host; a cloud service and sales-led offerings are…
Web, Self-hosted	Web, Self-hosted
Visual builders for data, views and workflows Self-hostable with no licence fee	Connects to many databases and any API Drag-and-drop UI with full JavaScript customisation
Free hosted instance has no security or availability guarantees Self-hosting needs Node.js and some server administration	Aimed at internal tools rather than public-facing apps Some features are promoted through demos and sales
Self-hosted, Hosted service	Self-hosted, Hosted service
Open source	Open source
License: MIT	License: Apache-2.0
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 October 2, 2026

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