Oakland Crimespotting, which is NOT affiliate with OPD or the City of Oakland, allows you to browse crime reports by day and type via user-friendly, interactive maps. It has a really neat feature on the bottom left corner of the maps page which gives you a total of reported crimes on a daily basis for about the last 30 days. And for those who want to know, you can even receive email alerts and RSS feeds for crime reports in your neighborhood.