Simon Willison’s Weblog

11th December 2024

Tool Social Media Card Cropper — Crop and customize images for social media platforms with precise control over composition and framing. This tool supports multiple popular aspect ratios including Twitter/LinkedIn (2:1), Facebook (1.91:1), Substack (1.4:1), and Instagram (1:1), with an intelligent background color detection system that automatically matches the image's edge tones.

Posted 11th December 2024 at 4:35 am

Recent articles

Some thoughts on the Navier–Stokes Millennium Prize Problem - 8th September 2026
The Pelican comparison grid for Astra is pretty interesting - 4th September 2026
OpenAI's rogue agents were caught communicating via public wikis - 4th September 2026

This is a beat by Simon Willison, posted on 11th December 2024.

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