STATIC COMPARISON / TIER B
Apache JMeter vs Tsung
Answer Apache JMeter is an open source, self-hosted load testing tool from Apache Software Foundation, scripted in Java, Groovy. Tsung is an open source, self-hosted protocol and API load tool from Tsung community, scripted in Erlang, XML. The practical split is the authoring language: Java, Groovy for Apache JMeter, Erlang, XML for Tsung.
Curator verdict
Both cover HTTP, HTTPS. On recorded coverage Apache JMeter is the wider of the two (6 protocols against 5), which matters only if your workload actually uses the extra ones. Team language and existing tooling usually settle Apache JMeter against Tsung. Run the same scenario on both before you standardize; the rows below only tell you what is true on paper.
Spec matrix
| Field | Apache JMeter | Tsung |
|---|---|---|
| Vendor | Apache Software Foundation | Tsung community |
| Category | Load Testing | Protocol/API Load |
| License | Open Source | Open Source |
| Deployment | Self-hosted | Self-hosted |
| Status | Active | Active |
| First released | 1998 | 2001 |
| Pricing | Free; Apache License 2.0. | Free; GPL-2.0 license. |
| Scripting | Java, Groovy | Erlang, XML |
| Protocols | HTTP, HTTPS, JDBC, JMS, FTP, TCP | HTTP, HTTPS, WebDAV, LDAP, XMPP |
| OS support | Windows, macOS, Linux | Linux, macOS |
How to choose
- Only Apache JMeter records support for JDBC, JMS, FTP — one hard requirement there decides the pair on its own.
- Only Tsung records support for WebDAV, LDAP, XMPP — one hard requirement there decides the pair on its own.
- Match the authoring language to the team: Apache JMeter means Java, Groovy, Tsung means Erlang, XML.
- Open the Test Rig to compare license, deployment, protocol and OS rows side by side.
Need more than two tools or a shareable matrix? Use the live Test Rig from the directory compare tray.
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