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rsql vs Anyquery: catalog facts
rsql	Anyquery
Free Free and open source under either the Apache-2.0 or MIT license.	Free Free and open source under the AGPL-3.0 license.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Queries databases and common data file formats through SQL Includes interactive syntax highlighting and autocomplete	Queries files and data across more than 40 listed sources Supports SQL plus PRQL and Kusto (PQL)
Some supported data sources require additional drivers or configuration	Connected apps require plugins and their source-specific setup
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0 OR MIT	License: AGPL-3.0-only
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 8, 2026	Official website Full listing and sources Checked October 8, 2026

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