xiaohongshu-images

Transform markdown and HTML into beautifully styled 3:4 ratio images optimized for Xiaohongshu posting. Accepts markdown, HTML, or text input and generates AI-powered cover images via the baoyu-cover-image skill Produces styled HTML pages with dark gradient backgrounds, cream-colored cards, and responsive typography using Google Fonts Captures sequential 3:4 aspect ratio screenshots (1200×1600px at 2x scale) with intelligent text boundary detection to prevent content cutoff Supports multiple account folders (james-cn, james-en, mom-reading-club) with automatic account resolution via explicit parameters, file path inference, or template mapping Includes built-in Xiaohongshu community compliance checks for prohibited claims, imagery, and content types

INSTALLATION
npx skills add https://github.com/iamzifei/xiaohongshu-images-skill --skill xiaohongshu-images
Run in your project or agent environment. Adjust flags if your CLI version differs.

SKILL.md

$29

Priority 1: Explicit --account Parameter

If the user specifies --account, use the corresponding folder:

/xiaohongshu-images <article> --account james-cn      # → 10_在悉尼和稀泥

/xiaohongshu-images <article> --account james-en      # → 11_BuildWithJames

/xiaohongshu-images <article> --account mom-reading-club  # → 12_妈妈在读

Priority 2: Infer from Input File Path

If no --account is specified, try to infer from the input file path:

Input: ~/Dev/obsidian/12_妈妈在读/articles/2026-01-20-xxx/index.md

       → Output to: ~/Dev/obsidian/12_妈妈在读/articles/2026-01-20-xxx/

Input: ~/Dev/obsidian/10_在悉尼和稀泥/articles/2026-01-20-xxx/index.md

       → Output to: ~/Dev/obsidian/10_在悉尼和稀泥/articles/2026-01-20-xxx/

Priority 3: Fallback to Template Mapping

If the account cannot be determined from the path (e.g., raw content input), use template-based mapping:

Template

Account Folder

default

10_在悉尼和稀泥

mom-reading-club

12_妈妈在读

Account Folder Mapping Reference

Account

Folder

james-cn

10_在悉尼和稀泥

james-en

11_BuildWithJames

mom-reading-club

12_妈妈在读

Usage

When the user invokes this skill, follow these steps:

Step 1: Identify the Input

The user will provide one of the following:

  • A file path to a markdown, HTML, or txt file (e.g., /path/to/article.md)
  • Raw content directly in the conversation
  • A URL to fetch content from

If the input is unclear, ask the user to provide either a file path, URL, or paste the content directly.

Step 2: Read the Prompt Template

Read the prompt template from this skill's directory:

{{SKILL_DIR}}/prompts/default.md

Use the Read tool to get the prompt template content. This template defines the HTML/CSS styling specifications.

Step 3: Extract Article Title, Date, and Determine Account

From the content, extract:

  • Title: The main heading (h1) or first significant title in the content
  • Date: Current date in YYYY-MM-DD format
  • Account Folder: Determine using the priority rules above (--account → path inference → template mapping)

Create the output folder path as: ~/Dev/obsidian/{account_folder}/articles/<date>-<sanitized-title>/

  • Replace spaces with hyphens
  • Remove special characters
  • Keep the title reasonably short (max 50 characters)
  • All images go in _attachments/ subfolder

Step 4: Generate Cover Image with baoyu-cover-image Skill

⚠️ COMPLIANCE CHECK: Before generating, ensure the image concept complies with Xiaohongshu community guidelines (Section 11 of the prompt template). The image must:

  • Be age-appropriate with no revealing clothing or suggestive poses
  • Avoid political symbols, violence, gambling, smoking, or alcohol abuse
  • Convey positive, constructive messages
  • Be culturally sensitive and original

Use the /baoyu-cover-image skill to generate the cover image:

  • Invoke the skill with the article content:
/baoyu-cover-image ~/Dev/obsidian/{account_folder}/articles/<date>-<title>/index.md --style <auto-or-specified> --no-title

Or if the content is not yet saved, pass the content directly to the skill.

-

Style Selection:

  • Let baoyu-cover-image auto-select based on content signals, OR
  • Specify a style that matches the article tone:
  • tech - AI, coding, digital topics
  • warm - Personal stories, emotional content
  • bold - Controversial, attention-grabbing topics
  • minimal - Simple, zen-like content
  • playful - Fun, casual, beginner-friendly content
  • nature - Wellness, health, organic topics
  • retro - History, vintage, traditional topics
  • elegant - Business, professional content (default)

Special: Mom Reading Club Template

When using the mom-reading-club template, override the default cover style with calligraphy &#x26; ink-wash illustration (书法水墨风):

/baoyu-cover-image <article> --style minimal --no-title --custom-prompt "Chinese calligraphy and ink-wash illustration style (书法水墨风). Zen-like simplicity with generous white space (留白). Include subtle ink-wash brush strokes as background texture. Minimalist botanical elements (bamboo, plum blossoms, orchids, lotus) when appropriate. Color palette: ink black (#1a1a1a), warm gray (#666666), subtle gold accents (#C9A962), warm off-white background (#F5F3EE). If human figures are included, depict an elegant woman aged 30-45 with a contemplative, refined demeanor. NO TEXT on the cover."

-

**Use --no-title flag** since Xiaohongshu covers typically use visual-only images without embedded text.

-

Move the generated image to the correct location:

  • baoyu-cover-image saves to imgs/cover.png relative to the article
  • Move/copy to ~/Dev/obsidian/{account_folder}/articles/<date>-<title>/_attachments/cover-xhs.png
mv ~/Dev/obsidian/{account_folder}/articles/<date>-<title>/imgs/cover.png ~/Dev/obsidian/{account_folder}/articles/<date>-<title>/_attachments/cover-xhs.png

Step 5: Generate HTML

⚠️ COMPLIANCE CHECK: Before generating HTML, review the text content for compliance:

  • No absolute/superlative claims (最好、第一、国家级、最高级、全网最低价)
  • No exaggerated effect claims (一分钟见效、吃完就变白)
  • No false or unverified medical/financial advice
  • No defamatory or offensive language
  • If health/investment topics are involved, add disclaimer text

Using the prompt template and the user's content:

-

Parse the content to identify:

  • Title (h1)
  • Subtitles (h2-h6)
  • Paragraphs
  • Lists
  • Code blocks
  • Links
  • Emphasis/bold text
  • Blockquotes

-

Generate complete HTML following the template specifications:

  • Dark gradient background
  • 600px × 800px cream-colored card
  • Proper typography with Google Fonts (Noto Serif SC, Inter, JetBrains Mono)
  • Cover image at the top
  • All specified styling for text, links, lists, code blocks, etc.
  • Responsive design for mobile

-

Important HTML Structure:

<!DOCTYPE html>

<html lang="zh-CN">

<head>

    <meta charset="UTF-8">

    <meta name="viewport" content="width=device-width, initial-scale=1.0">

    <title>Article Title</title>

    <!-- Google Fonts -->

    <link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@700&#x26;family=Inter:wght@300;400;700;800&#x26;family=JetBrains+Mono:wght@400;700&#x26;display=swap" rel="stylesheet">

    <style>

        /* All CSS styles inline */

    </style>

</head>

<body>

    <div class="container">

        <img src="_attachments/cover-xhs.png" class="cover-image" alt="Cover">

        <div class="content">

            <!-- Article content -->

        </div>

    </div>

</body>

</html>
  • Save the HTML to ~/Dev/obsidian/{account_folder}/articles/<date>-<title>/xhs-preview.html

Step 6: Take Screenshots

After generating the HTML, capture sequential screenshots of the .container element at exact 3:4 aspect ratio:

Screenshot Specifications:

  • Container viewport: 600px × 800px (3:4 ratio)
  • Output resolution: 1200px × 1600px (2x device scale factor)
  • Each screenshot captures exactly the .container element, not the full page

Capture Process:

  • Open the HTML page using Playwright browser with viewport larger than container
  • Configure browser context:
  • Viewport: 800px × 1000px (larger than container to ensure full visibility)
  • Device scale factor: 2x for high-resolution output
  • Scroll within the container:
  • The .container element has overflow-y: auto, making it internally scrollable
  • Start from scrollTop = 0 and increment through the content
  • Each scroll position captures one 3:4 ratio screenshot
  • Smart text boundary detection:
  • Before each screenshot, analyze visible block elements (p, h1-h6, li, blockquote, pre, img)
  • If an element would be cut at the bottom boundary, end the current screenshot before that element
  • Add whitespace mask to cover partial content, maintaining clean 3:4 frame
  • Next screenshot starts with the cut element at the top
  • **Capture the complete .container content**:
  • Use container.screenshot() to capture only the container element (excludes page background)
  • Continue until all content is captured (scrollTop reaches scrollHeight - clientHeight)
  • Save screenshots to ~/Dev/obsidian/{account_folder}/articles/<date>-<title>/_attachments/:
  • Sequential naming: xhs-01.png, xhs-02.png, xhs-03.png, etc.

Use the screenshot script:

cd {{SKILL_DIR}} &#x26;&#x26; python scripts/screenshot.py ~/Dev/obsidian/{account_folder}/articles/<date>-<title>/xhs-preview.html

Script Output:

  • Each screenshot: exactly 1200×1600 pixels (3:4 ratio at 2x scale)
  • Only the cream-colored card content is captured
  • No text is cut off between screenshots

Step 7: Report Results

After completion, report to the user:

  • HTML file location
  • Number of screenshots generated
  • Screenshots folder location
  • Preview of the first screenshot (if possible)

Directory Structure

{{SKILL_DIR}}/

├── SKILL.md              # This file

├── prompts/

│   └── default.md        # Default HTML/CSS styling prompt

│   └── mom-reading-club.md  # Mom Reading Club styling prompt

├── scripts/

│   └── screenshot.py     # Screenshot capture script

└── .gitignore

Output directory (outside skill folder):

~/Dev/obsidian/{account_folder}/articles/<date>-<title>/

├── xhs-preview.html          # Styled HTML preview page

├── imgs/                     # Created by baoyu-cover-image

│   ├── prompts/

│   │   └── cover.md          # Cover image prompt

│   └── cover.png             # Generated cover (moved to _attachments/)

└── _attachments/             # Obsidian-style attachments folder

    ├── cover-xhs.png         # Cover image (moved from imgs/cover.png)

    ├── xhs-01.png            # Screenshot page 1 (1200×1600)

    ├── xhs-02.png            # Screenshot page 2

    └── ...

Account folder mapping:

- james-cn → 10_在悉尼和稀泥

- james-en → 11_BuildWithJames

- mom-reading-club → 12_妈妈在读

Dependencies

This skill depends on:

  • /baoyu-cover-image skill for cover image generation (must be installed in ~/.claude/skills/)

Example Workflow

User: Create a styled article page from this markdown:

# My Article Title

This is the introduction paragraph...

## Section 1

Content for section 1...

Assistant Actions:

  • Read prompt template from prompts/default.md
  • Extract title: "My Article Title"
  • Determine account folder (no --account specified, no path to infer from, using default template → 10_在悉尼和稀泥)
  • Create output folder: ~/Dev/obsidian/10_在悉尼和稀泥/articles/2024-01-14-my-article-title/
  • Invoke /baoyu-cover-image skill with --no-title flag to generate cover image
  • Move generated cover from imgs/cover.png to _attachments/cover-xhs.png
  • Generate styled HTML following template specifications
  • Save to ~/Dev/obsidian/10_在悉尼和稀泥/articles/2024-01-14-my-article-title/xhs-preview.html
  • Open in browser and take 3:4 ratio screenshots
  • Save screenshots to ~/Dev/obsidian/10_在悉尼和稀泥/articles/2024-01-14-my-article-title/_attachments/xhs-01.png, etc.
  • Report completion with file locations

Example with --account parameter:

/xiaohongshu-images ~/path/to/article.md --account mom-reading-club --template mom-reading-club

Assistant Actions:

  • --account mom-reading-club specified → use 12_妈妈在读
  • Output to: ~/Dev/obsidian/12_妈妈在读/articles/2024-01-14-article-title/

Example with path inference:

/xiaohongshu-images ~/Dev/obsidian/12_妈妈在读/articles/2024-01-14-xxx/index.md

Assistant Actions:

  • No --account specified
  • Input path contains 12_妈妈在读 → infer account folder
  • Output to same folder: ~/Dev/obsidian/12_妈妈在读/articles/2024-01-14-xxx/

Custom Prompt Templates

Users can provide custom prompt templates by:

  • Placing a .md file in the prompts/ directory
  • Specifying the template name when invoking the skill

Example: "Use the xiaohongshu-style template for this article"

Available Templates

Template

Description

Best For

default

Standard style with New Yorker-style illustrations

General articles

mom-reading-club

Calligraphy &#x26; ink-wash style with TsangerJinKai02 font

Mom Reading Club (妈妈读书会) brand content

Mom Reading Club Template

Use this template for all "Mom Reading Club" branded content:

/xiaohongshu-images <article> --template mom-reading-club

Features:

  • Font: TsangerJinKai02 (仓耳今楷02) for titles - requires local installation
  • Cover style: Chinese calligraphy &#x26; ink-wash illustration (书法水墨风)
  • Aesthetic: Zen simplicity, elegant restraint, generous white space
  • Color accent: Subtle gold (#C9A962)
  • Target audience: Cultured mothers aged 30-45

Error Handling

If the /baoyu-cover-image skill fails:

  • Display the error message to the user
  • Offer to retry or proceed without cover image
  • If proceeding without image, use a placeholder or omit the cover

If screenshot capture fails:

  • Verify the HTML file exists and is valid
  • Check browser dependencies
  • Report the specific error to the user

System Requirements

This skill requires:

  • Python 3.8+
  • Playwright for screenshot capture (installed via pip: pip install playwright &#x26;&#x26; playwright install chromium)
  • /baoyu-cover-image skill installed in ~/.claude/skills/

Install dependencies:

pip install playwright

playwright install chromium

Notes

  • The skill preserves all original content exactly as provided
  • No modifications, simplifications, or deletions to the content
  • The cover image is generated based on the article's main theme
  • Screenshots are optimized for Xiaohongshu's 3:4 aspect ratio
  • Text is never cut off in screenshots - boundaries are adjusted intelligently

Community Compliance (社区规范合规)

IMPORTANT: All generated content must comply with Xiaohongshu community guidelines.

Quick Reference - Prohibited Content:

Category

Examples

Action

Absolute claims

最好、最佳、第一、国家级

Remove or rephrase

Exaggerated effects

一分钟见效、立刻瘦10斤

Remove or add disclaimers

Medical/Financial advice

Health tips, investment suggestions

Add disclaimer: "本内容不构成医疗/投资建议"

Inappropriate imagery

Nudity, violence, political symbols

Regenerate with appropriate content

False information

Pseudoscience, unverified claims

Verify or remove

Defamatory content

Attacks on brands/individuals

Remove entirely

Official Guidelines:

Compliance Workflow:

  • Before image generation: Review theme for appropriateness
  • Before HTML generation: Scan text for prohibited phrases
  • Before final output: Run through compliance checklist in prompt template (Section 11.5)
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