But I noticed the other day the feature quietly snuck into our favorite Web-based simulator, Falstad. The classic simulator is on the left and the virtual Arduino is on the right.

While simulating an Arduino isn’t a new idea, a recent project by [LRusso] provides an open source JavaScript simulator that runs in your browser. You can try it out live or host it yourself … ...

The Arduino simulator is a virtual representation of Arduino circuits in the real world. Using the simulator, we can create various projects without needing any hardware.