Lemon Squeezy Gateway for Paymenter v1.0-beta

A polished gateway extension for Paymenter that connects Lemon Squeezy hosted checkout with dynamic invoice payments, secure webhook verification, and customer renewal reminders.​

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Accept Lemon Squeezy payments directly inside your Paymenter billing flow.
This gateway gives your customers a clean Lemon Squeezy hosted checkout experience while Paymenter continues to manage invoices, services, renewals, and customer billing history.
No manual invoice marking.
No duplicate Lemon Squeezy product for every Paymenter product.
No messy checkout flow.
Just a smooth, secure, and automated payment experience.
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Lemon Squeezy is built for modern digital checkout.
Paymenter is built for customer billing, invoices, services, and hosting workflows.
This extension connects both systems in a practical way.
Customers pay through Lemon Squeezy.
Invoices stay inside Paymenter.
Services stay controlled by Paymenter.
Renewals stay organized through Paymenter.
It is ideal for sellers who want the checkout quality of Lemon Squeezy without moving their billing logic away from Paymenter.
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Seamless Hosted Checkout
Send customers from Paymenter invoices to Lemon Squeezy checkout.
Secure Webhooks
Signed Lemon Squeezy webhook requests are verified before invoices are marked as paid.
Automatic Payment Detection
Successful payments are recorded automatically inside Paymenter.
Dynamic Invoice Payments
Paymenter sends the invoice name, amount, customer data, and return URL dynamically.
Test & Live Mode Support
Switch between test and live payments with one simple toggle.
One Base Product Setup
Use one Lemon Squeezy base product for dynamic Paymenter invoices.
Billing Cycle Friendly
Customers return to Paymenter to pay renewal invoices.
Renewal Reminders
Reminder support before the invoice due date and on the due date.
Easy Admin Configuration
Clean configuration directly inside the Paymenter admin panel.
Lightweight & Clean
Focused gateway files with no unnecessary bloat.
Fully Automated Flow
No manual invoice confirmation required.
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Hosting providers
VPS and game server businesses
SaaS providers
Digital service sellers
Agencies billing clients through Paymenter
Stores that want Lemon Squeezy checkout while keeping billing inside Paymenter
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Working Paymenter installation
Lemon Squeezy account
Lemon Squeezy store
Base Lemon Squeezy product and variant
Valid Lemon Squeezy API key
Public HTTPS domain for webhooks
Paymenter cron configured for renewal reminders
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The gateway is designed to be configured from the Paymenter admin panel and the Lemon Squeezy dashboard.
Create one base Lemon Squeezy product.
Connect it to the gateway.
Let Paymenter dynamically send the correct invoice details for every checkout.
The extension can also create or update the required Lemon Squeezy webhook automatically, keeping setup quick and reliable.
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Paymenter remains responsible for billing cycles and recurring invoices.
When Paymenter creates a renewal invoice, the customer can pay it through Lemon Squeezy just like any other invoice.
The customer returns to the Paymenter invoice page, keeping your service lifecycle clean, predictable, and easy to manage.
The extension can send reminders:
Before the invoice due date
On the invoice due date
This helps bring customers back to Paymenter at the right time to complete payment.
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Ready-to-use Lemon Squeezy gateway files
Hosted checkout integration
Signed webhook verification
Dynamic invoice checkout support
Renewal reminder support
Dashboard-focused setup guide
Clean Paymenter admin configuration
Lightweight extension structure
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Most payment setups force you to choose between a modern hosted checkout and keeping your billing workflow organized.
This gateway gives you both.
You keep Paymenter as the source of truth for invoices, customers, services, and billing cycles.
Your customers get a smooth Lemon Squeezy payment experience.
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Reduce manual payment handling
Improve customer checkout experience
Keep billing organized inside Paymenter
Support test and live payments cleanly
Avoid duplicate products for every invoice
Verify payments securely before updating invoices
Send customers back to their Paymenter invoice after payment
Keep recurring billing controlled by Paymenter
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This extension is made for real Paymenter stores that need a reliable payment flow without unnecessary complexity.
It focuses on what matters:
Creating checkouts.
Verifying payments.
Updating invoices.
Supporting renewals.
Keeping customers informed.
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Built for: Paymenter (version X.X)
Language: PHP / Laravel
Integration: Polar API
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Paymenter – https://paymenter.org
Polar – https://polar.sh

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Connect Lemon Squeezy to Paymenter, automate invoice payments, and give customers a clean hosted checkout experience in minutes.
Simple setup.
Secure payments.
Automated invoices.
Clean renewals.​