billabear/billabear — Subscription Management and Billing System

Description and use

Billabear is an open‑source subscription management and billing platform designed to handle recurring payments, invoicing, and plan administration. It provides a robust backend API for creating products, managing customer subscriptions, processing payments, and generating detailed financial reports. Ideal for SaaS and subscription‑based services, Billabear simplifies the entire billing lifecycle while remaining fully customizable and extensible.

Problem

billabear/billabear helps integrate monetization, billing, or PSP flows faster.

Outcome

Medium: useful for prototypes or internal workflows, with dependency and maintenance checks before production.

Workflow

• integrate billing or checkout
• evaluate PSP flows
• automate payment operations

Evidence

Subscription Management and Billing System

Source