Developer grows open-source MCP server to 650 installs in 30 days with zero ad spend

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A solo developer launched aicraft-code-review, an open-source MCP server offering local code analysis for tools like Claude Code and Cursor, with no marketing budget. Over 30 days, the project accumulated over 650 PyPI installs, listings in five directories, and a Product Hunt presence entirely through free distribution channels. Key platforms included PyPI, Smithery, mcpservers.org, cursor.directory, and Product Hunt, while Reddit submissions failed due to spam filters flagging the new account. User feedback from Product Hunt directly shaped two new features, including support for shared rule profiles and per-repo configuration files. The developer also flagged a critical dependency issue caused by a breaking API change in mcp 2.0.0, urging others to pin version bounds carefully when shipping Python MCP servers.

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