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DbGate vs Adminer: catalog facts
DbGate	Adminer
Freemium DbGate is GPL-3.0 licensed and free to use for any purpose. A few connectors, including…	Free Free and open source under the Apache licence or the GPL.
Windows, macOS, Linux, Self-hosted	Web, Self-hosted
Covers SQL and NoSQL databases, including MongoDB, Redis and Cassandra, in one client Schema compare and synchronisation, ER diagrams and a visual query designer	A single file to upload, with no installation or dependencies Supports many database engines from the same interface
A handful of connectors are marked premium and are not in the free build Electron-based, so it is heavier than a native client	Leaving it on a public server is a serious risk and it must be removed or protected Fewer conveniences than larger administration tools
Downloadable app, Self-hosted	Self-hosted, Web application
Open source	Open source
License: GPL-3.0	License: Apache-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 22, 2026

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