Fungies.io Help Center
  • 🙌Getting Started
  • Customize your online store
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    • Header
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  • Add Subscription Product
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      • Migrating your domain to Cloudflare
  • Tax-inclusive Pricing
  • 🤑Getting Paid
    • Test Payments
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    • Example React checkout
  • 👨‍💻FOR SAAS DEVELOPERS
    • Hosted Checkout (more payment methods)
    • Editing and Pausing Subscriptions
      • Downgrading / Upgrading Subscriptions
    • Creating Plans
    • Free Trials and Custom Intervals
    • Redirecting After Purchase
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    • Types of Webhooks
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    • Getting Started with the API
    • Orders APIs
      • Managing Orders through API
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      • Cancel Order
      • Update Order
    • Managing Subscriptions through API
    • Managing and Creating Users through API
    • Customizing Subscription Confirmation Page
    • Using CustomFields to parse data from your Software / App
      • Parse e-mails from your Software directly to checkout URL
  • Additional charges on top of Subscriptions
  • Upgrading or Downgrading Plans with API
  • Using Fungies.js npm package
    • Next.js 15 integration guide
  • 🎮For Game Developers
    • Orders
    • Platform Fees
    • Users list
    • Integrating with Game's Back-end
    • Customizing Purchase Confirmation Page
    • Webhooks
  • 💲Selling
    • Payment history
    • Selling FREE products
    • Managing Game Keys
    • Managing Game Assets
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  • Core Features
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  • 💰Billing
    • Plans and Usage
    • Invoices
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  • 🤩For End-Users
    • How to manage your Subscription?
    • How to buy a Game Key?
    • How to buy a Mobile Game Asset?
    • Getting your product
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    • Searching for games
    • Product details page
    • Order details
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  • 🗃️Other
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Using Fungies.js npm package

PreviousUpgrading or Downgrading Plans with APINextNext.js 15 integration guide

Last updated 1 month ago

The Fungies JavaScript SDK provides easy integration for Fungies checkout in your web applications.

It can be found .

Installation

npm install @fungies/fungies-js
yarn add @fungies/fungies-js
pnpm add @fungies/fungies-js
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