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/screenshot-annotator

スクリーンショットに赤枠・矢印・吹き出し等の注釈を自動追加するスキル。 「スクショに注釈を付けて」「画面に矢印を追加」「マニュアル用の注釈」等のリクエストで発動。

From plugin
ai-agent-camp
345193 skills8 agents200 commands
Install
$ npx -y skills add minicoohei/ai-agent-camp --skill screenshot-annotator --agent claude-code

How it fires

How this skill gets triggered: by you, by Claude, or both.

  • Fires itselfAuto-invocation. Claude auto-loads it when your prompt matches the work.Auto-invocation is when the right skill fires by itself at the right moment, driven by a FLOW.md router and a hook, instead of you invoking it by name. It is the difference between a skill being installed and a skill actually getting used.Read the full definition →
  • You can call itInvoke it directly when you want it.
  • Slash command/screenshot-annotator

Context preview

The summary Claude sees to decide when to auto-load this skill.

スクリーンショットに赤枠・矢印・吹き出し等の注釈を自動追加するスキル。 「スクショに注釈を付けて」「画面に矢印を追加」「マニュアル用の注釈」等のリクエストで発動。

SKILL.md

screenshot-annotator.SKILL.md
name: screenshot-annotator
description: "スクリーンショットに赤枠・矢印・吹き出し等の注釈を自動追加するスキル。 「スクショに注釈を付けて」「画面に矢印を追加」「マニュアル用の注釈」等のリクエストで発動。"
triggers:
  - スクショに注釈を付けて
  - 画面に矢印を追加
  - マニュアル用の注釈
  - 赤枠を付けて
  - 吹き出しを追加
  - screenshot-annotator
  - annotate screenshot

Screenshot Annotator

Add annotations to screenshots without modifying the original image. Annotations are overlaid on top.

Workflow

1. Analyze the screenshot to identify the target element 2. Generate annotation overlay using Gemini Vision API 3. Output annotated image as a separate file

Usage

python scripts/annotate.py "{image_path}" "{instruction}" --style "{style}" --text "{label}" --output "{output_path}"

Parameters

| Parameter | Required | Default | Description | |-----------|----------|---------|-------------| | image_path | Yes | - | Path to screenshot | | instruction | Yes | - | What to annotate (e.g., "the Login button") | | --style | No | red_box | Annotation style | | --text | No | - | Text label to add | | --output | No | auto | Output path |

Styles

| Style | Description | |-------|-------------| | red_box | Red rectangle + arrow (default) | | arrow | Red arrow pointing to element | | callout | Speech bubble with text | | highlight | Semi-transparent yellow overlay | | circle | Red circle around element | | number | Numbered marker for steps |

Examples

# Basic annotation
python scripts/annotate.py "login.png" "the Login button"

# With text label
python scripts/annotate.py "settings.png" "the gear icon" --text "Click here"

# Callout style
python scripts/annotate.py "form.png" "email field" --style callout --text "Enter your email"

Requirements

  • GEMINI_API_KEY or GOOGLE_API_KEY in environment
  • Python packages: google-genai, Pillow, python-dotenv

Overview

スクリーンショットに赤枠・矢印・吹き出し・ハイライト等の注釈を自動で追加するスキルです。技術ドキュメント、ユーザーマニュアル、チュートリアル作成に最適。

Troubleshooting

| エラー | 解決方法 | |--------|---------| | API key not found | `GEMINI_API_KEY` または `GOOGLE_API_KEY` を環境変数に設定 | | Element not found in screenshot | `instruction` をより具体的に記述(例: "左上の歯車アイコン") |

Success Criteria

  • [ ] 元画像を変更せず、注釈付きの別ファイルが出力されている
  • [ ] 指定したUI要素に正しく注釈が付けられている
  • [ ] エラーなく完了している
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