Open-source tools for MCP server operators: locally test owned servers, discover configured servers on a machine, and query read-only registry facts through an MCP server.
Prices and medians update for the tier you select. Caution: thin market — treat statistics as indicative.
Ranked by how closely each one matches protocolprobe-tools's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Thin market — few comparable priced products; treat statistics as indicative.