Simon Willison’s Weblog

HeatMapAPI (via) Cool (or should that be hot?) API for adding heat maps to any Google Maps application.

Posted 19th July 2008 at 11:46 pm

Recent articles

Reverse engineering some updates to Claude - 31st July 2025
Trying out Qwen3 Coder Flash using LM Studio and Open WebUI and LLM - 31st July 2025
My 2.5 year old laptop can write Space Invaders in JavaScript now, using GLM-4.5 Air and MLX - 29th July 2025

google-maps 53 heatmaps 3 mapping 54

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