As the title already says. This is about  a motorized  timelapse or video rail with the following features:

Electronic Parts:

• ESP32  powered over USB (5V)

• DRV8825 steppermotor driver (12V)

• TMC2100 steppermotor driver (12 V)

Mechanical Parts:

• IGUS Rail and Carrier
• 3D printed gears and rail
• Nema17 5:1 geared stepper motor

Software:

• Arduino Multitasking DRV8825 and TMC2100 steppermotor driver using both cores of the ESP32 simultaneously.

• WEB user interface running an asynchronous webserver directly on the esp32 in Access Point mode
• Connecting via WiFi with any WiFi enabled device (smartphone, laptop, desktop computer etc.)
• Simple to use stepper motor controller interface