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Apache JMeter vs Tsung: catalog facts
Apache JMeter	Tsung
Free Free and open source from the Apache Software Foundation.	Free Free and open source under the GPL-2.0 license.
Windows, macOS, Linux, Command line	Linux, Command line
Tests many protocols, including HTTP, REST, SOAP, FTP and databases Distributed testing across several machines	Distributed load testing Supports HTTP and several database and messaging protocols
Requires a Java runtime Test plans take time to learn for newcomers	Requires Erlang
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-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 23, 2026	Official website Full listing and sources Checked October 8, 2026

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