![Introducing the Interactive FDTD Toolbox cover](https://photonics101.com/images/articles/interactive-fdtd-toolbox/interactive-fdtd-toolbox-48.png)
Introducing the Interactive FDTD Toolbox
The iFDTD is a software made for fast and easy electrodynamic simulations. Its biggest strength lies in the visualization of electrodynamic effects like total internal reflection, light propagation in photonic crystals etc.