Guardian iPhone app. Released today, ad-free, £2.39 for the application, has an excellent offline mode. I helped build the backend web service, which is a Django app running on EC2.

Investigate your MP’s expenses. Launched today, this is the project that has been keeping me ultra-busy for the past week—we’re crowdsourcing the analysis of the 700,000+ scanned MP expenses documents released this morning. It’s the Guardian’s first live Django-powered application, and also the first time we’ve hosted something on EC2.

Persistent Django on Amazon EC2 and EBS—the easy way. Useful tutorial on getting Django up and running on EC2 with EBS for a persistent PostgreSQL database.