Open Lab

Published by Gaetano Castaldo · CEO & Founder, Castaldo Solutions · Updated on July 4, 2026

We don't just talk about agentic AI: we build it, ship it and make it public. Every resource below is a real piece of the stack we use with our clients.

No registration

Public source code

Documentation included

Free Publications

AI skills, workflows, npm packages and Docker images ready to use. No commercial license.

Each project carries its own licence, stated in the relevant repository: that licence governs what you may do with the code and prevails over our Terms (section 5 of our Terms of Service).

AI Skill

Process Builder · AI Skill for Process Mapping

Open source AI skill that turns a business process interview into a professional BPMN swimlane diagram in .drawio format. It generates the AS-IS map with highlighted pain points and two TO-BE scenarios: Quick Win, with immediate improvements, and Full Automation, with the fully automated process.

Claude Skill BPMN draw.io Process Mapping

Open on GitHub

n8n Workflow

Web-to-Odoo Lead Funnel with UTM Tracking

n8n workflow that captures leads from secure web forms, automatically creates them in Odoo CRM and tracks UTM parameters for every traffic source. Eliminates manual data entry and directly connects marketing and sales.

n8n Odoo CRM UTM Tracking Lead Gen

Open on n8n.io

npm Package

MCP Server for VTENext CRM

npm package that exposes VTENext (open source fork of vTiger CRM) as a tool for AI agents via the MCP protocol. Allows AI agents to autonomously read, create and update CRM data without custom integrations.

MCP VTENext AI Agents CRM

Open on npm

Docker Hub

VTENext CE · Docker Image

Plug & play Docker image of VTENext Community Edition, the open source CRM derived from vTiger. Spin up a full CRM environment in minutes, without complex configuration. Built for developers and teams who want to quickly test or integrate VTENext.

Docker VTENext CE CRM Open Source

Open on Docker Hub

Frequently Asked Questions

What is Castaldo Solutions' Open Lab?

Open Lab is Castaldo Solutions' open source resource library: n8n workflows, MCP servers and Docker images released free of charge for developers and IT teams. All resources are publicly accessible with no registration required.

What is an MCP Server and how does it work with a CRM?

An MCP Server (Model Context Protocol) is a standardized interface that allows AI agents to communicate with external applications like a CRM. The @castaldosolutions/mcp-vtenext package exposes VTENext as a tool for AI agents, enabling automatic reading, creation and updating of CRM records without custom code.

How does the n8n workflow for Odoo lead creation work?

The workflow captures data from a secure web form, validates it and automatically creates a lead in Odoo CRM while tracking UTM parameters (source, medium, campaign). It eliminates manual data entry and ensures every lead is correctly attributed to its traffic source.

How to run VTENext CE with Docker?

The gaetano88/vtenext-ce image on Docker Hub is a plug & play build of VTENext Community Edition. After pulling the image, simply configure the environment variables to have a working CRM in minutes, without manual installations or dependencies to manage.

What is the Process Builder skill and how does it work?

Process Builder is an open source AI skill published on GitHub: it guides a business process interview and automatically generates a BPMN swimlane diagram in .drawio format, ready to open with draw.io. It produces the AS-IS map with highlighted pain points and two TO-BE scenarios: Quick Win, with immediate-impact improvements, and Full Automation, with the fully automated process.