ExtPay
A JavaScript library to add payments and subscriptions to browser extensions without needing a backend server.
What is ExtPay?
ExtPay.js is a JavaScript library that enables browser extension developers to add payment processing and subscription management to their extensions without needing to build a backend server. It integrates with ExtensionPay.com to handle user authentication, Stripe payments, and subscription lifecycle, simplifying monetization for extension creators. The library provides methods to check user payment status, open payment pages, and manage trials, all within the extension's context.
Browser extension developers who want to monetize their extensions through one-time payments or subscriptions without the overhead of setting up and maintaining a payment backend. It's ideal for solo developers or small teams looking for a quick and easy way to start earning revenue from their extensions.
Developers choose ExtPay.js because it eliminates the need for server-side infrastructure, drastically reducing development time and complexity. Its seamless integration with Stripe, support for free trials, and cross-browser compatibility make it a turnkey solution for monetizing extensions, allowing creators to focus on building features rather than payment systems.
Overview
The JavaScript library for ExtensionPay.com — payments for your browser extensions, no server needed.
Use Cases
Best For
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