PHP based MySQL report generators?

Has anyone encountered an open-source PHP-based report generator for MySQL? I haven't been able to find one yet. We have several people in our company that need to create reports from a master database (consisting of several tables). Ideally I'd like a similar functionality that MS Access or Navicat (navicat.com) offer. We don't need a huge number of features, but we do at least need the ability to select the fields deemed necessary, and correlate them into a report. We are currently using Access for this, but would like to move away from Microsoft (including Office). I'm sure it's not out of reach to write this from scratch, but if I don't need to... -- Aaron Gould Programmer/Systems Administrator PARTS CANADA