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customJS: JavaScript Automation and PDF Generation

customJS helps small and mid-sized businesses extend the capabilities of no-code tools. It is designed for teams that need to generate documents or host dynamic pages without managing a server.

At a glance

Category
Productivity
Best for
No-code developers, Operations managers using Make.com or n8n, Small businesses needing custom PDF automation, Users requiring lightweight HTML hosting
Pricing
The platform offers a free tier that includes 600 free deployments and 600 free pages per month.
Key use cases
Automated Invoice Generation, Dynamic Landing Pages, AI-Driven Email Workflows, KPI Dashboards
Integrations
Make.com, n8n, Airtable API
Official website
customjs.io
Screenshot of customjs website

customJS is a developer-focused toolkit for those needing to fill gaps in standard no-code automation. It supports Node.js execution with NPM module support and converts HTML into PDFs via API, which may help with tasks that standard automation actions cannot handle.

The tool is intended for users who can write code but prefer a hosted environment. It supports static hosting for HTML pages and forms, as well as high-resolution screenshot captures of web views.

Buyers should confirm if they have the technical resources to write the necessary JavaScript or HTML templates, as the platform provides the execution environment rather than a visual drag-and-drop editor. It is designed to integrate with workflow orchestrators such as Make.com and n8n.

Key Features

JavaScript Execution

Runs Node.js code with support for NPM modules.

PDF Generation

Converts HTML templates into PDFs via an API.

Static Hosting

Hosts executable or AI-generated HTML pages and forms.

Web Screenshots

Captures high-resolution views of web pages.

Connected Forms

Collects form data directly into automation workflows.

HTTP API

Provides an interface to trigger logic and generation capabilities.

Use Cases

Automated Invoice Generation

Using the Airtable API to fetch record data and convert an HTML template into a PDF invoice.

Dynamic Landing Pages

Deploying HTML pages for QR codes, event forms, or promotional campaigns.

AI-Driven Email Workflows

Integrating ChatGPT prompts to generate email bodies based on CRM links.

KPI Dashboards

Hosting static HTML dashboards that display data from Google Sheets via n8n.

Best For

No-code developersOperations managers using Make.com or n8nSmall businesses needing custom PDF automationUsers requiring lightweight HTML hosting

Integrations

Make.comn8nAirtable API

Pricing

The platform offers a free tier that includes 600 free deployments and 600 free pages per month.

FAQ

What does customJS do?

It allows users to run custom JavaScript (Node.js), host HTML pages and forms, and generate PDFs from HTML using an API.

Is customJS free to use?

The provided evidence indicates a free tier that includes 600 deployments and 600 pages per month.

Do I need to know how to code to use customJS?

Yes, the platform is designed for users who can write JavaScript and HTML to create custom logic and templates.

Which automation tools does it integrate with?

It is designed to integrate with Make.com and n8n, and can be used as a standalone HTTP API.

Source category: Productivity

Source subcategory: Workflow Automation

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