These charts help you immediately see how the entire market is faring at a given time. Note, these are daily indicators for "Free" users, and "Pro, Premium" users can view intraday timeframes.
These make great bases for creating trading algorithms on the theory of a "rising tide raises all ships".
MMFD Percent of Stocks Above 5-Day Average
MNTW Percent of Stocks Above 20-Day Average
MMFI Percent of Stocks Above 50-Day Average
MMOH Percent of Stocks Above 100-Day Average
MMOF Percent of Stocks Above 150-Day Average
MMTH Percent of Stocks Above 200-Day Average
* Trading view doesn't let us free users post links to their own website for some reason, but each of these are available as "Index" charts.