Tracetest End-to-end Tests Powered by Your OpenTelemetry Traces

Bats is a TAP-compliant testing framework for Bash. It provides a simple way to verify that the UNIX programs you write behave as expected. A Bats test file is a Bash script with special syntax for defining test cases. Under the hood, each test case is just a function with a description.

A free test data generator and API mocking tool - Mockaroo lets you create custom CSV, JSON, SQL, and Excel datasets to test and demo your software.

FREE tools to test your website performance, domain security, whois hosting, screenshot, PING, traceroute and more

APIs.guru - Wikipedia for Web APIs.

Design & Debug APIs like a human, not a robot

A hosted REST-API ready to respond to your AJAX requests

imgix Page Weight Tool measures the resources on your site and then recommends how to improve your site’s load time.

Fast, easy and reliable testing for anything that runs in a browser. Install Cypress in seconds and take the pain out of front-end testing.

Visual testing as a service

Automated visual application testing and monitoring

Argos's visual regression system gives you high confidence in doing change

Free online web performance tool. Audit your webpage for performance and front-end quality issues. And it's open-source!

Free tool for testing how good your website is, and what you can do to improve it. Check accessibility, SEO, social media, compliance and more.