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n8n Workflow Builder

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An MCP server for managing n8n workflows through its API.

Install
How to run this server
[ { "cmd": "npx @kernel.salacoste/n8n-workflow-builder", "imports": [] } ]
server path: n8n-workflow-builder-2
Tools
What this server exposes
create_workflow
Create a new n8n workflow
update_workflow
Update an existing n8n workflow
delete_workflow
Delete an n8n workflow
activate_workflow
Activate an n8n workflow
execute_workflow
Execute an n8n workflow
monitor_execution
Monitor workflow execution runs
retry_execution
Retry a failed workflow execution
analyze_execution
Analyze workflow execution runs
create_tag
Create a new tag for organizing workflows
update_tag
Update an existing tag
delete_tag
Delete a tag
list_tags
List all tags
associate_tag
Associate a tag with a workflow
Configuration
Environment & auth
authnone
envN8N_API_KEY
Resources
n8n Workflow Builder — MCP Server · libregistry