JSTColorPicker

Select colors, coordinates, and regions from PNG/JPG screenshots from PNG/JPG screenshots. - Image Annotation - Image Labeling/Tagging - Image Comparison - Annotation Printing - Annotate colors, coordinates, and regions from PNG/JPG screenshot documents. - Read/write annotator data from the EXIF dictionary of PNG/JPG. - Apply custom templates (e.g. PASCAL VOC) between documents to copy or export annotator data. - Get screenshots directly from iOS devices (optional, requires component installation from outside the App Store). - Full-fledged supports for Magic Trackpad, Magic Mouse, and common mouse to increase your image annotation efficiency. - High Accuracy: Zoom up to 256x, pixel-level grid-like annotation accuracy. - Tag Database: Support custom colored tags, support right-click drag and drop for quick labeling. - Tag Migration: Migrate annotations between documents of the same size by copying and pasting. - Smart Trim: Use the Canny edge detection algorithm to quickly crop rectangular selections. - Difference Analysis: Analyze and display the differences between different screenshots. - Sidebar: Multi-color inspector, thumbnail preview, a quick preview of multiple templates. - Shortcuts: Complete shortcut supports.