Market state
Regime Ribbon.
Color-coded trend / range / volatility regime.
A composite ribbon that paints the chart background based on the current market regime: jade when a trend is intact, neutral when range-bound, red when realized volatility is elevated and chop dominates. The single best filter you can stack on top of any momentum strategy to skip the bad trades.

Regime RibbonMarket state
Use case · 01
Filtering Ninja Momentum Cross signals by regime
Use case · 02
Switching strategies when regime flips (trend → range)
Use case · 03
Reducing position size in high-volatility regimes