Industry Standard Software for the task

PDN Analysis - Cadence Sigrity Power DC and Power SI

Mechanical Design - Creo Pro/Engineering, Solidworks

Thermal Analysis - Flotherm, Icepak

Electromagnetic - Ansys Maxwell

Antenna Design - CST, Ansys

PointerFocus (paid) - https://www.pointerfocus.com/

Pointing Magnifier 3 (free) - https://depts.washington.edu/acelab/proj/ptgmag/features.html

OBS Studio (free) - https://obsproject.com/ (Free and open source software for video recording and live streaming)