Beyond Compare - Beyond Compare allows you to compare files and folders.
Intland - codeBeamer ALM is an Application Lifecycle Management software that helps you build better software products faster and in higher quality.
WinMerge - WinMerge is an open source differencing and merging tool for Windows.
Micro Focus ALM - Learn how Micro Focus’ Application Lifecycle Management (ALM) software tools provide the agility, visibility, and collaboration solutions you need to optimize app development and testing, foster innovation, and improve the user experience.
Meld - What is Meld? Meld is a visual diff and merge tool targeted at developers.
Helix ALM - Helix ALM is the single, integrated application that lets you centralize and manage requirements, test cases, issues, and other development artifacts and their relationships.