I've seen tools like k6 (https://k6.io/), Artillery (https://www.artillery.io), and JMeter (https://jmeter.apache.org/).
I've been using Artillery, but it's hard to visualize the results.
What do you use?
My notes on how to use it - https://www.sheshbabu.com/posts/taurus-writing-jmeter-load-t...