Simon Willison’s Weblog

20th May 2010 - Link Blog

Doing things with Ordnance Survey OpenData. Jo Walsh’s guide to processing Ordnance Survey OpenData using PostgreSQL and PostGIS.

Posted 20th May 2010 at 3:22 pm

Recent articles

We're going to need default hard budget caps on pretty much everything - 3rd October 2026
OpenAI DevDay 2026 live blog - 29th September 2026
2026 in LLMs (so far) - 27th September 2026

This is a link post by Simon Willison, posted on 20th May 2010.

mapping 54 open-data 15 ordnancesurvey 3 postgis 6 postgresql 160 recovered 213 jo-walsh 1

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe