the good thing is that, TacticalRMM, which is a huge benefactor of MEshcentral, has promised to Maintain their own Fork if, for whatever reasons MEshcentrals stops being Maintained
MeshCentral Integration - Tactical RMM Documentation
Also, the development will not stop as seen here: MeshCentral - Windows ARM64, NodeJS v11, NPM Packages (meshcentral2.blogspot.com)
And its a widely used proejct, so other maintainers might take up the mantle