mabl - Low-code Test Automation That Scales
OctoPerf - OctoPerf is a SaaS load testing solution, based on JMeter.
Selenium - Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is for automating web applications for testing purposes, but is certainly not limited to just that.
StresStimulus - Load testing tool for websites and mobile that works with hard-to-test applications.
Testim - Stable, self-healing, end-to-end test automation via machine learning. Testim helps accelerate the delivery of high-quality software. Speed up test-authoring and improve the stability of automated, end-to-end tests.
SmartMeter.io - Performance Testing with Enterprise-Level Features with a familiar jMeter interface