MongoDB website. https://www.mongodb.com/.

OnShape website. https://cad.onshape.com/.

KiCad website. https://www.kicad.org.

Arduino website. https://www.arduino.cc.

OpenCV. Detection of ArUco Markers https://docs.opencv.org/4.x/d5/dae/tutorial_aruco_detection.html.

Lensation. https://www.lensation.de/calculator.html.

NestJS website. https://nestjs.com/.

MQTT website. https://mqtt.org/.

Flutter website. https://flutter.dev/.

Firebase website. https://firebase.google.com/.