billing

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

Online Accounting Software

The user infrastructure platform. You choose the frontend, backend, and database. Hexclave handles everything else.

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

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

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

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.

The billing framework for TypeScript. Products in code, handles Stripe, webhooks, and usage state, runs in your app.

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

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.

Simple and elegant invoicing solution.

Modern & private time tracking for macOS & Windows. No cloud, no registration, no paywall. Just download and track your work hours 100% offline.

Subscription Management and Billing System

All AI developers deserve to get paid. Turn your AI prototype into a paid SaaS with open-source infrastructure for usage billing, payments, attribution, affiliates, anti-abuse, and deployment.

A package to easily integrate your Laravel application with Lemon Squeezy.

Double-entry accounting & ERP for the web

The User Pays AI SDK

Free, easy-to-use billing solution for hosting providers with seamless Pterodactyl Panel integration

Modern Billing & Monetization UI Components Library