OpenStreetMap on the iPhone! Via an ingenious hack. The Google Maps iPhone client caches downloaded tiles using SQLite—to display your own custom tiles, you just need to dump them straight in to the “cache”.
Recent articles
- Useful patterns for building HTML tools - 10th December 2025
- Under the hood of Canada Spends with Brendan Samek - 9th December 2025
- Highlights from my appearance on the Data Renegades podcast with CL Kao and Dori Wilson - 26th November 2025