What are the differences between these OpenVPN clients for windows

What are the differences between these OpenVPN clients for windows

1) https://openvpn.net/download-open-vpn/
2) https://openvpn.net/community-downloads/

I downloaded from 2nd link, and i want know differences.

Thanks.

Only one of those is open source ..

TinCanTech wrote Only one of those is open source ..

Okay, but which client better to use, if it matters...