Running a Relative Rotation Graph for various asset classes is simple on StockCharts, and Julius -the creator of RRGs- walks you through the set up.
John sits down to explain how he uses MarketCarpets - not so much to see how individual sectors are doing, but to dig deeper to find what specific stocks are driving those moves.
Seasonality is a great tool that can be combined with other forms of technical analysis. In this video Tom demonstrates how to use the seasonality tool on StockCharts and how seasonality looks on a chart.
Volume by Price is an overlay you can add to your chart. It places volume bars behind the price, allowing you to quickly visualize possible support and resistance areas.