Music ID (Subscription Required) have worldwide Chart Data. Note: It tracks the UK Charts as a Top 200, whereas the UK Charts are actually recorded as a Top 100. Note: Should not be used as source for Scottish Music Charts as they often are incorrect. Use as initial reference and then double check Official Charts. Music ID will show the peak position but sometimes has incorrect information regarding Weeks on Chart data.
UK Official Chart Company - Has UK, Scottish, Indie, Compilation etc charts.