Quote Originally Posted by Michael Lo View Post
More resources on two players chess on PCs (laptops) without internet:
- Ethernet LAN connection: https://sourceforge.net/projects/avmnetchess/
- Ethernet LAN connection: https://sourceforge.net/projects/skychess/
- LAN, Direct Connect, and IRC: https://sourceforge.net/projects/jfchess/

But all of them are quite dated, last updated a few years ago.
It may be dating, but using local resources, such as Ethernet, rather than remote resources, such as the Internet, is a much safer bet.