A hosted LAN world on a local network hosted on any operating system (Windows or mac) will not show up on any macOS computer multiplayer menu in 1.14.4. Connecting to ip and port using direct connect still works.
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duplicates
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Thank you for your report!
We're actually already tracking this issue in MC-98598, so I resolved and linked this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature in the future to see if the issue has already been reported.
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Are you using software that adds virtual ethernet cards, (like VPN)?