Post to WeChat

Post to WeChat is a Claude Code skill that automates content posting to WeChat Official Accounts (微信公众号) using Chrome CDP automation. It supports both image-text posting (图文) and full article posting (文章) with markdown formatting.

Core Features

1. Dual Posting Modes

• Image-Text (图文): Post multiple images (up to 9) with title and content
• Article (文章): Post full markdown articles with rich formatting and themes

2. Markdown Support

• Extract title and content from markdown files
• Full markdown formatting support for articles
• Automatic content parsing and conversion

3. Image Handling

• Support multiple image uploads (up to 9 images for image-text)
• Inline images for article posts
• Batch image processing from directories

4. Smart Content Processing

• Auto title compression (to 20 characters for image-text)
• Content compression (to 1000 characters for image-text)
• Theme support for articles (default, grace, simple)

5. Browser Automation

• Chrome CDP-based automation
• Session persistence (login once, use forever)
• Automatic clipboard handling

Usage

Image-Text Posting

# From markdown file and image directory
npx -y bun ./scripts/wechat-browser.ts --markdown article.md --images ./images/

# With explicit parameters
npx -y bun ./scripts/wechat-browser.ts --title "标题" --content "内容" --image img1.png --image img2.png --submit

Article Posting

# Post markdown article with theme
npx -y bun ./scripts/wechat-article.ts --markdown article.md --theme grace

Key Capabilities

• Session Management: Login once, session is preserved for future posts
• Batch Processing: Process multiple images and content in one go
• Format Flexibility: Choose between quick image-text or rich article formats
• Markdown Integration: Seamlessly work with markdown files
• Theme Customization: Apply different themes to article posts

Prerequisites

• Google Chrome installed
• Bun runtime (via npx -y bun)
• WeChat Official Account credentials
• First run requires QR code login

Use Cases

• Automated content publishing to WeChat Official Accounts
• Batch posting of articles and images
• Integration with content management workflows
• Cross-platform content distribution
• Social media automation for Chinese markets

Technical Details

• Automation: Chrome DevTools Protocol (CDP)
• Runtime: Bun
• Image Limit: Up to 9 images for image-text posts
• Content Limits: 20 chars title, 1000 chars content for image-text
• Themes: default, grace, simple (for articles)