Softwares used in Electronics and communications engineering

Sharma AmitHeya Guys..!! I want to know , which are the software's used in EC engineering .>!! #Famoussoftware ..!!

Few threads on the topic -

<a href="https://www.crazyengineers.com/threads/tip-list-of-free-engineering-software.1194">Tip: List of Free Engineering Software</a>

<a href="https://www.crazyengineers.com/threads/softwares-for-electronics-and-communication.26861">softwares for electronics and communication</a>

<a href="https://www.crazyengineers.com/threads/software-related-to-electrical-engineering.47754">Software related to Electrical Engineering.</a>