Simon Willison’s Weblog

12th November 2024

Tool BBox Tool - CropperJS Version — Draw bounding boxes on images using an interactive cropping tool powered by CropperJS. Load an image by pasting, dragging and dropping, or selecting a file, then click and drag to create a box around your region of interest. The tool automatically outputs normalized coordinates as percentages of the image dimensions in a format ready for command-line use.

Posted 12th November 2024 at 4:04 pm

Recent articles

One-shotting a Raccoon Heist game using Claude Fable 5 - 5th August 2026
New release of LLM adds support for reasoning traces, OpenAI Responses, server-side tools, and smarter logging - 4th August 2026
Stateless MCP has recaptured my interest (and inspired mcp-explorer and datasette-mcp) - 31st July 2026

This is a beat by Simon Willison, posted on 12th November 2024.

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