Load View - Cloud-based, fully-managed performance testing tool from Dotcom-Monitor.
Enables users to stress test websites, web apps, and APIs using real browsersnot headless browsers or other emulators.
Agileload - Load test tool from Agile Load SA for testing all types of web and mobile applications.
Check listed tool/vendor sites for latest product capabilities, supported platforms/servers/clients, etc; new listings are periodically added to the top of each category section; date of latest update is shown at bottom of this page.
Also see Web Site Testing FAQ in the FAQ Part 2 for a discussion of web site testing considerations; also see What's the best way to choose a test automation tool?
Locust - Scalable user load testing tool written in Python.
Locust is completely event-based, and therefore it's possible to support thousands of concurrent users on a single machine.
Taurus - Open source automation framework in Python for running various open source load testing tools and functional testing tools; hides the complexity of performance and functional tests with an automation-friendly convenience wrapper.
Taurus relies on JMeter, Gatling, Locust.io, Grinder and Selenium Web Driver as its underlying tools.
Load and Performance Test Tools Page Speed Testing Tools Mobile Web/App Testing Tools Visual Regression Testing Tools Link Checkers HTML Validators Web Accessibility Testing Tools Web Services Test Tools Note: Categories are not well-defined and some tools could have been listed in several categories; the 'Web Site Management Tools' category includes products that contain: site version control tools, combined utilities/tools, server management and optimization tools, and authoring/publishing/deployment tools that include significant site management or testing capabilities.
Suggestions for category improvement are welcome; see bottom of this page to send suggestions.
In contrast to many other event-based apps it doesn't use callbacks, instead using light-weight processes, through gevent.