# Devtools Guides

QTap DevTools is a browser-based interface for real-time HTTP/S traffic inspection. It provides Chrome DevTools-like visibility into your server's network activity, showing you exactly what your applications are sending and receiving - including inside HTTPS.

DevTools is designed for **single-host emergency troubleshooting**. When you need to debug a specific server right now, enable DevTools and watch traffic flow in real-time. No service restarts required.

## Available Guides

| Guide                                                                                                                     | Description                                                                    |
| ------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------ |
| [Getting Started with DevTools](https://docs.qpoint.io/guides/devtools-guides/getting-started-with-devtools)              | Install Qtap, enable DevTools, and see your first traffic in 5 minutes         |
| [DevTools Interface Guide](https://docs.qpoint.io/guides/devtools-guides/devtools-interface-guide)                        | Detailed walkthrough of the DevTools UI - tabs, filters, and features          |
| [DevTools API](https://docs.qpoint.io/guides/devtools-guides/devtools-api)                                                | Programmatic access to the real-time event stream for scripting and tooling    |
| [AI-Assisted Troubleshooting with Ollama](https://docs.qpoint.io/guides/devtools-guides/ai-troubleshooting-with-devtools) | Local LLM setup with Qwen3 + Ollama for traffic analysis                       |
| [DevTools MCP Server](https://docs.qpoint.io/guides/devtools-guides/devtools-mcp-server)                                  | Connect Codex CLI, ChatGPT, or Claude Code to DevTools via MCP                 |
| [Traffic Analysis MCP Server](https://docs.qpoint.io/guides/devtools-guides/traffic-analysis-mcp-server)                  | Type inference, test generation, and schema validation from captured traffic   |
| [Server-Side Event Filtering](https://docs.qpoint.io/guides/devtools-guides/server-side-event-filtering)                  | Subscribe to specific event types with rulekit expressions                     |
| [Enhanced MCP with Server-Side Filtering](https://docs.qpoint.io/guides/devtools-guides/enhanced-mcp-troubleshooting)     | Optimized MCP server using server-side filters for targeted AI troubleshooting |

## Key Features

* **See inside HTTPS** without proxies or certificates
* **Process attribution** - know which binary/container made each request
* **Real-time streaming** - watch traffic as it happens
* **No restarts required** - enable with a flag while apps are running
* **Local operation** - all data stays on your server

## Quick Start

```bash
# Install Qtap
curl -s https://get.qpoint.io/install | sudo sh

# Run with DevTools enabled
sudo qtap --enable-dev-tools

# Access in your browser
open http://localhost:10001/devtools
```