Technical analysis library

Chart patterns

Recognize reversal, continuation, and neutral price structures without treating them as guaranteed forecasts.

Reversal pattern

Head and Shoulders Pattern

A three-peak reversal structure in which the middle peak is highest and the neckline defines confirmation.

Reversal pattern

Inverse Head and Shoulders Pattern

A three-trough bullish reversal structure with the deepest middle trough and a neckline above the rebounds.

Reversal pattern

Double Top Pattern

A bearish reversal pattern formed by two failed tests of similar resistance separated by a reaction low.

Reversal pattern

Double Bottom Pattern

A bullish reversal pattern formed by two defended lows separated by a rebound high.

Reversal pattern

Triple Top Pattern

Three failed advances near the same resistance area that may precede a bearish trend reversal.

Reversal pattern

Triple Bottom Pattern

Three defended declines near the same support area that may precede a bullish trend reversal.

Reversal pattern

Rounding Top Pattern

A gradual transition from rising to falling prices that reflects a slow transfer from demand to supply.

Reversal pattern

Rounding Bottom Pattern

A gradual shift from declining to rising prices as selling pressure fades and accumulation develops.

Reversal pattern

Rising Wedge Pattern

Converging upward trendlines where higher highs and higher lows form with weakening upward progress.

Reversal pattern

Falling Wedge Pattern

Converging downward trendlines where lower highs and lows form with diminishing downside progress.

Continuation pattern

Bull Flag Pattern

A sharp advance followed by a controlled downward or sideways channel before a possible continuation higher.

Continuation pattern

Bear Flag Pattern

A sharp decline followed by a controlled upward or sideways channel before a possible continuation lower.

Continuation pattern

Bullish Pennant Pattern

A brief converging consolidation after a sharp advance that may resolve in the prior direction.

Continuation pattern

Bearish Pennant Pattern

A brief converging consolidation after a sharp decline that may resolve lower.

Continuation pattern

Cup and Handle Pattern

A rounded base followed by a smaller pullback near resistance before a possible upside breakout.

Continuation pattern

Ascending Triangle Pattern

Flat resistance combined with rising lows, showing buyers accepting progressively higher prices.

Continuation pattern

Descending Triangle Pattern

Flat support combined with falling highs, showing sellers accepting progressively lower prices.

Neutral pattern

Symmetrical Triangle Pattern

Converging lower highs and higher lows that show temporary balance without a predetermined direction.