The Moving Average Oscillator simply compares closing price to the moving average.

MACD (Moving Average Convergence Divergence) is a powerful refinement of the two moving averages system, providing reliable signals of trend changes.

The MACD Histogram (Moving Average Convergence Divergence Histogram) provides far earlier and more responsive signals than the original MACD, but is also more volatile.

Donald Dorsey's Mass Index predicts trend reversals by comparing trading range over a 9 day period.

Median price measures the mid-point of the trading range for each period.

Momentum measures trend strength and identifies likely reversal points: on divergences or when Momentum crosses the overbought/oversold line.

Money Flow Index measures trend strength and warns of likely reversal points.

The Moving Average smooths price data to create a powerful measure of trend direction. Simple, weighted and exponential moving averages are most popular.

Filters are employed to reduce the number of whipsaws when using moving average systems.

Calculates moving averages using daily, weekly or monthly Highs/Lows/Opens.

Daryl Guppy introduced multiple moving averages to measure trends and identify likely reversals. The indicator compares multiple short-term and long-term exponential moving averages.

Norman Fosback uses Negative Volume Index (NVI) with Positive Volume Index (PVI) to identify bull markets.