# GDD (Giggly-Dazzling-Duckling)

> Use this tool when you need to automate browser testing and simulation across multiple devices and locations. The GDD tool solves problems related to cross-device compatibility, geolocation-based testing, and network simulation by providing 36 MCP tools and isolated Chromium instances. It accepts input configurations for device emulation, screenshots, and diagnostics, and outputs simulated results, making it ideal for use cases requiring automated browser testing in various contexts.

Canonical page: https://skillsregistry.net/skills/cap-of-tea-gdd  
JSON: https://api.skillsregistry.net/v1/skills/cap-of-tea-gdd

## Description

AI-controlled browser farm — run N isolated Chromium instances with 36 MCP tools for device emulation, screenshots, network/geolocation simulation, and diagnostics. Cross-platform: Windows GUI + headed/headless on Linux/macOS.

## Trust

- **Trust score (0–1):** 0.93
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** browser-automation
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/bgctdb7l4p)
- **Repository:** <https://github.com/Cap-of-tea/GDD>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "cap-of-tea-gdd"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/cap-of-tea-gdd` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/cap-of-tea-gdd/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt