HAR to JMX converter — free, in your browser

Convert from

Convert to

Recording or script (.har, .jmx, .js, .scala)

What will need extracting

Session ids, CSRF tokens and generated identifiers are only valid for the run that issued them. This finds them and says where they are.

Several files at once

Convert or analyse a whole directory of scripts and see, per file, what came across and what needs a human.

Scripts or recordings

Add extractors to a JMX you already have

Analyse a recording above, then drop in the JMX those requests belong to. The extractors are inserted into your own file — nothing else in it is touched.

JMeter test plan (.jmx)

Privacy proof

Open DevTools → Network before converting. After the page and the .wasm module load, converting issues no further requests — the file is read locally by JavaScript and processed in WebAssembly.

requests since page load: 0