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
- My review of Claude's new Code Interpreter, released under a very confusing name - 9th September 2025
- Recreating the Apollo AI adoption rate chart with GPT-5, Python and Pyodide - 9th September 2025
- GPT-5 Thinking in ChatGPT (aka Research Goblin) is shockingly good at search - 6th September 2025