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

Website and mobile testing at every stage of development

Browser and Mobile Automation Test Framework for Node.js

Screenshot testing library for Android.

Hand-crafted lightweight Rest Client for testing APIs. Supports collections, environments, git collaboration and local storage.

Burp or Burp Suite is a set of tools used for penetration testing of web applications. It is developed by a company named Portswigger who make freely available a Web Security Academy which has a range of lessons on penetration testing.