The best Electronic Design Automation alternative to Autodesk Tinkercad is Ktechlab, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Autodesk Tinkercad and three of them are Electronic Design Automation Tools so hopefully you can find a suitable replacement. Other interesting Electronic Design Automation Tool alternatives to Autodesk Tinkercad are SimulIDE and proteus VSM.
KTechLab is an IDE for microcontrollers and electronics. It supports circuit simulation, program development for microcontrollers and simulating the programmed microcontroller together with its application circuit.
SimulIDE is a simple real time electronic circuit simulator. It's intended for general purpose electronics and microcontroller simulation, supporting PIC and AVR. PIC simulation is provided by gpsim and avr simulation by simavr.
A virtual simulation environment for electronic circuits with support of digital and analog devices. It also provides virtual instruments and virtual debugging tools.
