dep-diff-mcp
Open-source Model Context Protocol server published by DigiCatalyst Systems (GitHub org DigiCatalyst-Systems, whose profile links https://digicatalyst.ca) that reads dependency changelogs and translates a lockfile diff into a human-readable upgrade plan for npm and PyPI. It runs locally over stdio from the npm package @digicatalyst/dep-diff-mcp and is listed in the official MCP registry as io.github.DigiCatalyst-Systems/dep-diff-mcp; there is no hosted HTTP API and no published OpenAPI, AsyncAPI, GraphQL, gRPC or WSDL contract.