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Integrations/Customjs
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Customjs

Code-first automation runtime for custom JavaScript logic, HTML-to-PDF, HTML-to-PNG, PDF merging, and Puppeteer scripts.

Built for developers that run arbitrary JavaScript jobs in the cloud to generate PDFs, render screenshots, merge documents, and automate headless browser tasks.

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Use Customjs with Snow

Snow is a personal AI assistant that builds real apps for you, and they can put Customjs to work.

What Snow can do with Customjs

These are the Customjs operations Snow and the apps you build with it can run. Sign in to choose which ones Snow may run without asking.

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  • Authenticate CustomJS API Key

    Authenticate and validate a CustomJS API key. Returns workspace details, request limits, and decoded JWT token information including user email. Use this to verify an API key is valid before making other CustomJS API calls.

  • Convert HTML to PDF

    Convert HTML content to a PDF document. Use this tool to generate PDF files from raw HTML markup. Supports: - Complete HTML documents or fragments - Inline CSS styling (colors, fonts, tables, borders, backgrounds) - Unicode characters and special symbols - Multi-page documents Returns raw PDF bytes suitable for file storage or download.

  • Convert HTML to PNG

    Tool to convert HTML string to PNG image. Use when you need a PNG from HTML after preparing your markup.

  • Merge multiple PDFs into one

    Merge multiple PDF files from URLs into a single PDF document. Use this tool when you need to combine two or more PDF documents into one. The PDFs are merged in the order provided. All input URLs must be publicly accessible. Returns a downloadable merged PDF file.

  • Run Puppeteer Script

    Execute a Puppeteer script in a headless browser and capture a screenshot. Use this tool for browser automation tasks such as navigating to URLs, interacting with page elements, extracting data, or capturing visual snapshots of web pages. The script runs in a sandboxed Puppeteer environment with access to a 'page' object.

Related integrations

API2PDF icon

API2PDF

PDF generation API for HTML and URL conversion, page reordering, merging, extraction, optimization, and barcode rendering.

Cloudflare Browser Rendering icon

Cloudflare Browser Rendering

Browser rendering API for browser sessions, pages, screenshots, PDFs, automation, and web capture.

Renderform icon

Renderform

Image and PDF generation service for templates, render results, custom fonts, URL-to-PDF rendering, and result retrieval.

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