Online Accounting Software

Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics

Open-Source Subscription Billing & Payments Platform

Ever® Gauzy™ - Open Business Management Platform (ERP/CRM/HRM/ATS/PM) - https://gauzy.co

Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature access

In App Purchase module for React Native that confirms OpenIAP

A self-hosted open source application for managing your invoices, clients and payments.

Deep neural network to extract intelligent information from invoice documents.

Laravel Cashier provides an expressive, fluent interface to Stripe's subscription billing services.

Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.

Open Source Pricing & Packaging Infrastructure

dj-stripe automatically syncs your Stripe Data to your local database as pre-implemented Django Models allowing you to use the Django ORM, in your code, to work with the data making it easier and faster.

Open source, zero webhooks payment provider

Empower your hosting business with FOSSBilling, the free and open-source solution for efficient billing and client management.

💰 Billing & Payments knowledge for cloud platforms

A Node.js module for in-App-Purchase for iOS, Android, Amazon and Windows.

go-iap verifies the purchase receipt via AppStore, GooglePlayStore, AmazonAppStore and Huawei HMS.

Open-source Pricing and Billing Infrastructure 🚀 Subscription management, Invoicing, Pricing, Usage-based billing, Cost limiting, Grandfathering, Experiments, Revenue analytics & Actionable insights

Library for Android In-App Billing (Version 3+)

Prepare your Laravel apps incredibly fast, with various commands, services, facades and boilerplates.