
Description: CSS Peeper is a browser extension that allows you to easily copy CSS selectors and styles from any website. It extracts CSS information and presents it in an organized, easy-to-read manner.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Pesticide is an open-source tool for testing software. It allows developers to insert bugs intentionally into code to validate error handling and ensure the software fails safely. Pesticide makes it easy to perform negative testing.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API