18th April 2025
Tool
Mask Visualizer
— Visualize bounding boxes and PNG masks from JSON data with support for multiple coordinate system origins. This tool accepts JSON input containing box coordinates and base64-encoded mask images, then displays them overlaid on an interactive canvas with real-time coordinate transformation. The visualization includes detailed information about each item's original and transformed coordinates based on the selected origin point.
Recent articles
- Locating the source of a mysterious beep with Claude - 9th November 2026
- Hide your slop PR descriptions behind <details><summary> - 9th November 2026
- Qwen 3.8 27B on my laptop can interpret model weights, too - 3rd November 2026
- The U.S. Census Bureau and “Super Intelligence” - 2nd November 2026