This document lists and describes various useful tools for software testing across different categories such as browsers and cross-browser testing, browser addons, SSH connection, automation, XML, office tools, test data tools, test design, testing, screenshots, and self-organization. It introduces tools for major browsers, virtual machines, cross-browser testing online, evaluating page performance, validating code, remote access, test automation, working with XML and text files, facilitating collaboration, generating and managing test data, planning and tracking tests, capturing screenshots, and organizing work. The document provides examples of tools for each category and invites questions.