On Fri, 1 Jul 2022, Larry Brigman wrote:
A program called "Synergy" from symless.com There is(was) an open source version for a while and it worked for me.
Larry, There's a fork of synergy called barrier (which is FOSS) along with other alternatives: <https://alternativeto.net/software/synergy/?license=opensource>. Thanks for the suggestion, Rich