Locust is an open source performance/load testing tool for HTTP and other protocols. Its developer-friendly approach lets you define your tests in regular Python code. Locust tests can be run from command line or using its web-based UI

Simple animated GIF screen recorder with an easy to use interface.

Orderly Ape is an open source (MIT) tool to run distributed and scalable k6 load tests on your own infrastructure using k6, kubernetes, grafana and influxdb.

Loader.io is a free load testing service that allows you to stress test your web-apps & apis with thousands of concurrent connections.

Cloud-scale performance testing. Effortless load testing and synthetic checks at scale. Cloud-native and open-source. The next evolution of performance testing.

Checks web UI for browser compatibility (Compliance with Can I Use?)