Touch On Off Circuit Using 555 IC

Darkness Detector Circuit Using LDR + 555 IC

Using 555 Timer IC, adjustable Flashing/Blinking LED Circuit

Using 555 – Police Lights-Themed Flashing LED Circuit

Using 555 timer and 4017 IC, LED chaser circuit / Sequential LED flasher

Timer Circuit Using 555 IC (Adjustable Auto On Off Delay)