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

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

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

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.

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.

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

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.

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

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

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

The easiest way to add pricing to your SaaS. Get billing over with.

All in One PSA for MSPs, which Unifies client, contact, vendor, asset, license, domain, ssl certificate, password, documentation, file, network and location management with ticketing and billing capabilities, with a client portal on the side.