Don't be reluctant because of PHP. It's going to be hard to completely avoid, and the upside is that it's a rather mature platform. Piwik works fine in a read o

Don't be reluctant because of PHP. It's going to be hard to completely avoid, and the upside is that it's a rather mature platform. Piwik works fine in a read only chroot (FPM brings this to PHP). As a product, Piwik is excellent. It won't give you target audiences that GA can, since it doesn't have Google's knowledge behind it, but the core product is solid. You can track campaigns and events and there are decent report and alerting engines.