Tools

Generate Image

Generates PNG images from HTML content or captures high-resolution screenshots of websites. Use **html_to_png** to convert styled HTML into images (useful for charts, infographics, OG images). Use **screenshot** to capture a snapshot of any public URL with optional browser automation commands and cropping.

Generate Pdf from HTML

Converts HTML content into a pixel-perfect PDF document. Supports styled HTML with CSS, Nunjucks templating with data variables, and custom page dimensions. Ideal for generating invoices, reports, certificates, and other structured documents.

Execute Java Script

Executes custom JavaScript code on the CustomJS platform and returns the result. Supports Node.js with full NPM module support including axios, moment, uuid, jsonwebtoken, crypto, openai, and many more. Use this for data transformations, calculations, API integrations, and custom business logic.

Check Ssl Certificate

Checks the SSL certificate status of a domain and retrieves certificate details including expiration date. Useful for monitoring SSL certificates and detecting upcoming expirations.

Scrape Website

Crawls a website and extracts its HTML content. Supports browser automation commands to interact with the page before extraction — click buttons, type into inputs, scroll, wait for elements, and more. Returns the raw HTML of the page after all commands have been executed.

Manage HTML Pages

Deploy, update, list, retrieve, or delete hosted HTML pages on CustomJS. Pages are deployed instantly with no build steps required. Use this for landing pages, AI-generated pages, campaign pages, and prototypes. Supports custom slugs for friendly URLs.

Manipulate Pdf

Performs various operations on PDF files: merge multiple PDFs into one, extract specific pages, compress to reduce file size, convert to text, convert to PNG image, read form field names, or fill form fields. Provide PDF files as public URLs.

Convert Document

Converts between document formats. Supports: **Markdown to PDF**, **Markdown to HTML**, **HTML to DOCX** (Word). Useful for generating documents from structured content.

Execute Python

Executes custom Python code on the CustomJS platform and returns the result. Suitable for data analysis, API interactions, or any logic better suited to Python.

Process Data

Data processing utilities for JSON and text. Supports **JSONPath** queries to extract values from nested JSON structures, and **Regex** operations (extract, replace, test, split) for pattern matching on text data.