Amazon S3 Analytics

S3stat is a service that takes the detailed server access logs provided by Amazon's CloudFront and Simple Storage Service (S3), and translates them into human readable statistics, reports and graphs.

Analytics & monitoring for access logs in Amazon S3, Amazon CloudFront, Google Cloud Storage and Rackspace CloudFiles (Akamai CDN)

Analyze Amazon CloudFront, ELB & S3 Logs. Monitoring & Analytics for your AWS Access logs with Cloudlytics, a Big Data Analytics tool.