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qsv vs xan: catalog facts
qsv	xan
Free The open-source application is available without a license fee.	Free The open-source application is available without a license fee.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
A broad set of composable data-processing commands	Composable CSV operations and a query expression language
Some features depend on build options and optional integrations.	Advanced transformations require learning its expression syntax.
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
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 September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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