An AI agent skill for 3CX IP PBX administration and configuration. Extends AI agents with specialized knowledge for managing VoIP telephony systems.
Agent Skills are a lightweight, open format for extending AI agent capabilities with specialized knowledge and workflows. This repository provides a 3CX VoIP skill that enables AI assistants to help with 3CX IP PBX administration tasks.
- Learn more about agent skills at agentskills.io
- Discover and install more skills at skills.sh
- View the Skills CLI source code at vercel-labs/skills
This repository provides a comprehensive agent skill for 3CX VoIP system administration. The skill includes:
SKILL.md– Core instructions for AI agents on 3CX configuration and troubleshooting- Bulk import templates – CSV templates for adding users, extensions, and configuration in bulk
- Reference materials – Organized documentation for common VoIP telephony tasks
- 3CX documentation – Official 3CX HTML documentation for reference
The skill follows the Agent Skills format with progressive disclosure for efficient context management:
.claude/plugins/3cx-voip-system/
├── SKILL.md # Core skill file with instructions and metadata
└── (referenced files) # Templates, documentation, and resources
The skill file contains:
- Frontmatter – YAML metadata (
name,description) - Instructions – Step-by-step guidance for AI agents
- Task Coverage – When and how to use the skill
- Reference Links – Links to additional resources and files
- Discovery – Agents load the skill name and description at startup
- Activation – When a 3CX-related task is mentioned, the full skill instructions are loaded
- Execution – The agent follows the instructions, loading referenced files as needed
3CX is a software-based IP PBX that handles:
- Voice over IP (VoIP) calls
- Call routing and queuing
- Interactive Voice Response (IVR) systems
- Multichannel communication (Phone, Live Chat, WhatsApp, SMS, Facebook Messenger)
- Web Client interface for browser-based unified communications
- Video conferencing and collaboration
The easiest way to install this skill is using the Skills CLI. This tool automatically installs skills to your preferred AI agent (Claude Code, Cursor, GitHub Copilot, etc.).
# Install this skill for your current project
npx skills add btafoya/3cx-voip-system
# Install globally (available across all projects)
npx skills add btafoya/3cx-voip-system -g
# Install for a specific agent
npx skills add btafoya/3cx-voip-system -a claude-code
# Non-interactive installation (skip prompts)
npx skills add btafoya/3cx-voip-system -y
# List available skills in this repository
npx skills add btafoya/3cx-voip-system --listThe Skills CLI supports 40+ AI agents and handles automatic detection of supported agents on your system. Visit skills.sh to discover more agent skills.
-
Clone this repository to your local machine:
git clone https://github.com/btafoya/3cx-voip-system.git
-
Copy the skill directory to your Claude Code plugins:
cp -r 3cx-voip-system/.claude/plugins/3cx-voip-system ~/.claude/plugins/ -
Restart Claude Code. The skill will be automatically loaded when relevant tasks are mentioned.
The skill follows the Agent Skills specification. To use with compatible agents:
- Copy the
SKILL.mdfile and any referenced assets - Follow your agent's skill loading procedure
- The skill will be activated when tasks related to 3CX, VoIP, or telephony are mentioned
When you ask about 3CX-related tasks, the AI agent automatically activates this skill and loads the relevant instructions. Examples:
- "Help me add a new user extension"
- "Set up a call queue for sales"
- "Configure an IVR menu"
- "Import users from a CSV file"
- "Troubleshoot call quality issues"
| Task | Documentation |
|---|---|
| Add a new user | Users & Extensions |
| Set up a call queue | Call Queues & Ring Groups |
| Configure office hours | Call Routing & IVR |
| Provision an IP phone | IP Phone Configuration |
| Add external phone line | SIP Trunk Configuration |
| Import multiple users | Bulk Import |
| Set up WhatsApp/Chat | Multichannel Communication |
| 3CX Talk & Meet links | 3CX Talk & Meet Links |
| Install/Use Web Client | 3CX Web Client Usage |
| Conference Calls | Conference Calls |
| Troubleshoot issues | Advanced Troubleshooting |
This project is distributed under the MIT License. The repository contains:
- Agent Skill – Custom instructions for AI agents (MIT License)
- Knowledge Base – Documentation and reference materials (MIT License)
- Templates – CSV import templates (MIT License)
- Official 3CX Documentation – Copyright 3CX, reproduced for reference purposes (https://www.3cx.com/docs/)
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Last Updated: 2026-03-09 | 3CX Version Reference: V20+