Meld is an opensource visual diff and merge tool for developers. Developed by Kai Willadsen
License: Open Source
WinMerge 2011 is a Windows-only application with a focus on ease of use and integration with version control, while Meld is a cross-platform tool that excels in real-time editing and supports directory comparisons. Users looking for a straightforward Windows tool might prefer WinMerge, whereas those needing a versatile solution across platforms may lean towards Meld.