Are there non-Berkeley skills tools available to me?

There are many options available for technical training. Here are a few suggestions.

Jetbrains offers free access to its coding and other teaching modules to those who have a university email account.

The Federal Virtual Training Environment (FedVTE) provides free online cybersecurity training to U.S. government employees, Federal contractors, and veterans. There are free courses available to the public here as well.

Many boutique services now focus on penetration testing, such as Hack the Box and Cryptopals Crypto Challenges. There is also a vibrant “capture the flag” community tracked here.

Services such as Immersive Labs offer simulations to show off your skills, and often give access to a demo test.