Don’t just observe. Take action. The only app monitoring platform built for developers that gets to the root cause for every issue.

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

Skyramp uses deterministic, local-first AI to generate functional & performance tests — with native support for your frameworks, infra-aware execution, and seamless pipeline integration.

Free browser plugin to measures page load time and displays it in the toolbar.

Catch performance regressions in CI with Continuous Benchmarking

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