Are there any open source subscription billing modules that work well with custom PHP ecommerce builds without requiring expensive monthly SaaS fees?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Are there any open source subscription billing modules that work well with custom PHP ecommerce builds without requiring expensive monthly SaaS fees?
3 real searches · 1 real-search pass
open source self hosted subscription billing software PHP recurring billing API integrate custom PHP ecommerce 2026Google ↗
OBSERVED
GitHub PHP open source subscription billing library recurring payments Stripe PayPal custom ecommerceGoogle ↗
OBSERVED
Invoice Ninja open source self hosted recurring invoices subscriptions API documentationGoogle ↗
OBSERVED
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 3 queries…
Searches and sources
ChatGPT3 real searches · gpt-6
open source self hosted subscription billing software PHP recurring billing API integrate custom PHP ecommerce 2026 Google ↗
GitHub PHP open source subscription billing library recurring payments Stripe PayPal custom ecommerce Google ↗
Invoice Ninja open source self hosted recurring invoices subscriptions API documentation Google ↗
- Kill Bill Overview: Open-Source Billing and Payments · killbill.io
- Billing Plugins, API and Integrations · killbill.io
- Kill Bill API and Client Libraries · killbill.io
- Recurring Invoices · invoiceninja.github.io
- Developer guide · invoiceninja.github.io
- Payment Links · invoiceninja.github.io
- Website · billabear.com
- GitHub - billabear/billabear: Subscription Management and Billing System · github.com
- billabear · github.com
- GetPaidHQ — open-source, self-hostable billing · getpaidhq.co
- GitHub - getpaidhqco/getpaidhq: Open source subscription and usage-based billing platform. · github.com
- About · getpaidhq.co
- GitHub · github.com
- Paymenter: Open-Source Hosting Billing & Webshop · dev.co
- Paymenter: Open Source Alternative to WHMCS, Blesta and HostBill · opensourcealternatives.to
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
open source self hosted subscription billing software PHP recurring billing API integrate custom PHP ecommerce 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
GitHub PHP open source subscription billing library recurring payments Stripe PayPal custom ecommerce OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
Invoice Ninja open source self hosted recurring invoices subscriptions API documentation OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |