{"product_id":"audit-build-custom-n8n-nodes-from-github-with-claude-mcp","title":"Audit \u0026 Build Custom n8n Nodes from GitHub with Claude + MCP","description":"\u003ch3\u003eTurn a GitHub repo into a custom n8n node—automatically\u003c\/h3\u003e\n\u003cp\u003eThis webhook-driven workflow audits your provided GitHub repositories and documentation, then generates, builds, tests, and security-scans a custom \u003cstrong\u003eTypeScript n8n node\u003c\/strong\u003e using \u003cstrong\u003eClaude\u003c\/strong\u003e, \u003cstrong\u003eGitHub MCP\u003c\/strong\u003e, and a documentation\/package MCP—so you can ship working n8n extensions faster.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReceives a POST webhook request\u003c\/strong\u003e with a natural-language requirement plus optional repository, library, and documentation links.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNormalizes and validates input\u003c\/strong\u003e, returning a structured failure response if required details (like the node requirement or repo\/library references) are missing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConverts your requirement into a structured spec\u003c\/strong\u003e with Anthropic Claude.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInvestigates your codebases via GitHub MCP\u003c\/strong\u003e to extract repo metadata and dependencies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilds a dependency graph\u003c\/strong\u003e and uses Claude with a \u003cstrong\u003eDocumentation\/Package MCP\u003c\/strong\u003e to resolve API\/SDK details required for the node.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDesigns the n8n node specification\u003c\/strong\u003e, then generates matching \u003cstrong\u003eTypeScript source files\u003c\/strong\u003e and \u003cstrong\u003eunit tests\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWrites files to a filesystem MCP workspace\u003c\/strong\u003e and runs a \u003cstrong\u003esandbox build\/lint\/test\u003c\/strong\u003e job.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuto-repair loop\u003c\/strong\u003e: it retries the generation cycle with Claude until tests pass or attempt limits are reached.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRuns a sandbox security scan\u003c\/strong\u003e, then \u003cstrong\u003epackages the node artifact\u003c\/strong\u003e for use in your n8n environment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCreate a custom n8n node for a GitHub-hosted API\/client when existing n8n nodes don’t fit.\u003c\/li\u003e\n  \u003cli\u003eAudit and verify a node implementation by generating unit tests and iterating until the build passes.\u003c\/li\u003e\n  \u003cli\u003eAccelerate SaaS automation engineering by turning repo + docs into deployable n8n node artifacts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrations\/AI\u003c\/strong\u003e: Anthropic Claude, GitHub MCP, Documentation\/Package MCP, filesystem MCP workspace, sandbox security scanning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003en8n workflow nodes\u003c\/strong\u003e: if, set, code, no op, merge, webhook.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45878611673267,"sku":"N8N-18568","price":60.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/1pwkh0iYTvPA7zhith-Qp_P30hcr1C.png?v=1787389464","url":"https:\/\/buyflowscripts.com\/products\/audit-build-custom-n8n-nodes-from-github-with-claude-mcp","provider":"N8N Commerce","version":"1.0","type":"link"}