Constellation
Reference production-ready modules straight into your project in minutes — or install a full copy to make it your own.
Subscription Billing
Stripe / Cashier
Add paid plans to a product: a pricing page, Stripe Checkout and recurring revenue — running on your own Stripe account. Powered by Laravel Cashier.
Usage Metering & Quotas
Public project
Meter anything, enforce plan limits, bill the overage. Drop-in counters for API calls, seats, and events, with block/allow/bill quota gates and a live usage dashboard. Pairs with Billing and API Keys for a complete metered-SaaS loop.
Invoicing & Debtors
Public project
Draft, issue and settle invoices with automatic references, 30-day terms, batch runs, cash/cheque/card payments, a live debtors list and per-customer statements. Composes with Facility Bookings: pull a customer's unpaid bookings straight onto a draft invoice.
Lemon Squeezy Billing
Public project
Sell subscriptions with Lemon Squeezy as your merchant of record — they handle VAT and sales tax worldwide. Pricing page, hosted checkout, and HMAC-verified webhooks that keep subscription state in your own database.
Paddle Billing
Public project
Sell subscriptions with Paddle as your merchant of record — sales tax and VAT handled worldwide, invoices included. Hosted checkout via the Paddle Billing API, verified webhooks keeping subscription state in your database, and end-of-period cancellation.
Plans & Entitlements
Public project
Plan-based gating for SaaS: define plans and features once, then check, limit and meter everything with one service. Overrides for comped customers, unlimited tiers, monthly usage counters, and a live bridge into Usage Metering.