I know very little about electronics although I’ve been trying to learn off and on since I was a kid; just haven’t gotten very far (still!). In any case, anything that’s an open system such as this is a very good thing.
Wire-to-board interconnection options from Sullins feature a wide range of sizes and applications
MCC’s TVS series high-power suppressors protect sensitive components from voltage spikes and transients
Evaluation boards that streamline evaluating circuit protection on RS-485 serial device ports