X-MLAnnotation

X-MLAnnotation is a powerful macOS application for image annotation in machine learning and computer vision workflows. It provides a clean, efficient environment to create and manage annotation projects, define object classes, and prepare datasets optimized for Apple Create ML. Designed for developers, researchers, and engineers, X-MLAnnotation focuses on speed, precision, and full control over the annotation process. Key Features Project Management • Create new annotation projects by selecting image folders • Open and continue working on existing projects Image Import and Organization • Import multiple folders with images • Navigate easily between folders and image groups • Preview images with annotation counters Annotation and Classification • Create custom object classes with unique colors • Draw bounding boxes using the mouse • Resize and reposition annotations via corner anchor points • Rename or delete classes via context menu • Adjust class colors for better visual separation Advanced Tools • Export for Create ML with automatic dataset splitting: • Default: 70% training, 15% testing, 15% validation • Fully configurable proportions in Settings • Export includes images and Create ML–compatible JSON files • Rotate output images (90°, 180°, 270°) for data augmentation • Remove annotations from individual images Productivity Features • Keyboard shortcuts for fast navigation: • Q — previous image • W — next image • Activity log to track actions and changes Multi-Language Support • English • German • Russian X-MLAnnotation helps you build high-quality datasets efficiently while keeping full control over your annotation workflow.