OctoPerf - OctoPerf is a SaaS load testing solution, based on JMeter.
DevTest - Test management solution for efficient quality assurance
StresStimulus - Load testing tool for websites and mobile that works with hard-to-test applications.
dotCover - JetBrains dotCover is a .NET unit test runner and code coverage tool that integrates with Visual Studio.
SmartMeter.io - Performance Testing with Enterprise-Level Features with a familiar jMeter interface
ReadyAPI Performance - ReadyAPI Performance is a platform that offers Load Testing for REST and SOAP APIs, Microservices, and Databases.