OctoPerf - OctoPerf is a SaaS load testing solution, based on JMeter.
StresStimulus - Load testing tool for websites and mobile that works with hard-to-test applications.
SmartMeter.io - Performance Testing with Enterprise-Level Features with a familiar jMeter interface
LoadComplete - The only load testing tool to record, replay, and test in real browsers at scale.
Taurus - Automation-friendly framework for Continuous Testing.
k6 Cloud - Managed load testing service built on top of the popular open-source project k6.