Before diving into the specifics of version 0.9.4, it is essential to understand why Fritzing is a staple in the maker community. Unlike professional EDA (Electronic Design Automation) tools like Eagle or KiCad, which can have steep learning curves, Fritzing is designed with "creative prototyping" in mind.
sudo spctl --master-disable
Even in version 0.9.4, you can update the parts library manually: Fritzing 0.9.4 Free Download