k6 Cloud - Managed load testing service built on top of the popular open-source project k6.
RainforestQA - Insanely simple testing. Create tests for your website in plain English, then run them across all major browsers with a single click. Powered by human intelligence
OctoPerf - OctoPerf is a SaaS load testing solution, based on JMeter.
Buildkite - Buildkite is a platform for running fast, secure, and scalable continuous integration pipelines on your own infrastructure.
WebLOAD - WebLOAD - The most flexible and cost effective software for enterprise load, stress and performance testing, integrated with DevOps processes. Click for details
TestRail - TestRail provides comprehensive test case management for software testing. Organize your testing, boost productivity, get real-time insights, and track progress toward milestones. Integrates with leading issue tracking and test automation tools.