
Description: Arachni is an open source web application security scanner written in Ruby. It can crawl websites to map out all available pages and analyze the pages to detect common web vulnerabilities like SQL injections, XSS, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ZAP is an open-source web application security scanner used to find vulnerabilities in web apps. It offers automated and manual tools to scan APIs, access control weaknesses, injection flaws, XSS, and other issues.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API