The Awesome Graphs for Bitbucket app provides you with a set of commit graphs and reports to analyze activity in your workspace and individual repositories. Here's the list of commits graphs and reports available at the moment:

How to get to the Graphs and Reports pages

To access the graphs and reports, you need to go to the workspace or repository in Bitbucket you'd like to examine and click on the Graphs or Reports icons, respectively, in the left-hand navigation bar for repositories or More → Graphs or Reports in the header for workspaces.