Kaleidoscope (software)

Kaleidoscope is a proprietary diff and merge tool developed by Letter Opener GmbH for macOS. It is primarily used for comparing text documents, images, and folders, highlighting the differences between them visually.

The software provides a user interface designed to facilitate efficient comparison and merging of files, particularly useful for developers, writers, designers, and anyone who needs to track changes across different versions of files. Kaleidoscope supports a variety of file formats and integration with popular version control systems like Git, Subversion, and Mercurial.

Key features of Kaleidoscope include:

• Text Comparison: Allows for line-by-line comparison of text documents, displaying added, deleted, and modified sections with visual cues.
• Image Comparison: Enables side-by-side or overlay comparison of images, highlighting pixel differences.
• Folder Comparison: Identifies new, modified, and deleted files within folder structures.
• Merge Functionality: Provides tools to merge changes from different versions of a file into a single unified version.
• Integration: Seamlessly integrates with common version control systems to streamline workflows.

Kaleidoscope is offered as a paid application with a trial period. Its focus on visual clarity and ease of use makes it a popular choice among macOS users for resolving conflicts and managing file revisions.