Has there any option(s) / work around to export fiddler trace files as .jmx files to be imported into JMeter?
Blazemeter have a free tool where you can convert exported HAR files from fiddler and save them as jmx files.
Worked very good for me.
Have a look at this:
Another option is to use HAR format (chrome or firefox+firebug+plugin) and use this:
Edit on 25 october 2020:
See:
I've created an extension which can transform HTTP request to any other text format as long as you can create a simple Mustache template for it. Recently I created a template to convert Fiddler Http request to JMeter project i.e. JMX file. It's a basic template but you can customize as per your needs.
https://github.com/hemantsharma-io/MockingBird#convert-a-get-http-request-to-jmx-ie-jmeter-for-perf-testing-in-fiddler