Open the project home: recent commits, a README that states command/args, and whether it is officially maintained. This site does not invent star counts.
Read transport. stdio means a local process can see your files. Remote HTTP means tokens leave this machine. Both need least privilege.
Defer servers with huge tool lists, vague descriptions, or write access required “just to try”. Prove the connection with one read-only tool.
Filter this directory by category and prefer entries with install metadata that match your repo. If it will not connect, use the debug guide — do not install a dozen unknowns.