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gui-screenshot-loop

Utility for capturing on-command screenshots of your computer's display.

1|Updated Feb 3, 2026
Search Tags:#debugging#mcp#screenshot#gui#capture#window
One-click install
npx skills add https://github.com/Idate96/codex_skills --skill gui-screenshot-loop
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: gui-screenshot-loop
Source: https://github.com/Idate96/codex_skills/tree/main/skills/gui-screenshot-loop
Command: npx skills add https://github.com/Idate96/codex_skills --skill gui-screenshot-loop

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill allows you to capture visual information from your graphical user interface, which is essential for debugging UI elements or verifying visual outputs of applications.

Core Features & Use Cases

  • Full Screen Capture: Take a screenshot of your entire display.
  • Monitor Specific Capture: Capture a particular monitor by index or name.
  • Window Capture: Capture a specific window by its title or window ID.
  • Region Capture: Define and capture a custom rectangular region of your screen.
  • Use Case: Debugging a graphical application like RViz by capturing its current state to identify visual glitches.

Quick Start

Use the screenshot tool to capture the window titled 'RViz'.

Frequently Asked Questions about gui-screenshot-loop

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I capture a screenshot of a specific GUI window for debugging?▼

To capture a GUI window screenshot for debugging, use the screenshot tool to target the window by its title or window ID. This isolates and verifies visual outputs of applications like RViz.

Can I capture a custom rectangular region of the screen?▼

Yes, you can capture a custom rectangular region of the screen. The screenshot tool supports region capture, allowing you to define and document specific screen areas for debugging UI elements.

Do I need an X11 session to capture screenshots with MCP?▼

Yes, an active X11 session and a configured MCP screenshot server are required to capture screenshots with MCP. These prerequisites allow the tool to access and capture the graphical user interface.

How do I take a screenshot of a specific monitor by index?▼

To take a screenshot of a specific monitor by index, use the monitor specific capture feature. This allows you to target a particular monitor by its index or name rather than capturing the full screen.

Why use an MCP tool for capturing visual outputs in applications like RViz?▼

Using an MCP tool for capturing visual outputs in applications like RViz allows you to identify visual glitches and document screen regions efficiently. It provides automated capture capabilities for UI debugging and verification.

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