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SQLLine vs SQuirreL SQL: catalog facts
SQLLine	SQuirreL SQL
Free SQLLine is available under the BSD 3-Clause license.	Free Free and open source.
Command line	Windows, macOS, Linux
Connects to relational databases through JDBC Provides a terminal interface for issuing SQL	Works with any JDBC-compliant database Plugin system for extra features
Requires a JDBC driver for the database	Requires a Java runtime Interface feels dated next to newer clients
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: LGPL-2.1
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 23, 2026

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