getlago
Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics
akaunting
Online Accounting Software
hexclave
Open-source Auth0/Clerk alternative
stack-auth
Open-source Auth0/Clerk alternative
hexclave
The user infrastructure platform. You choose the frontend, backend, and database. Hexclave handles everything else.
killbill
Open-Source Subscription Billing & Payments Platform
ever-co
Ever® Gauzy™ - Open Business Management Platform (ERP/CRM/HRM/ATS/PM) - https://gauzy.co
flexprice
Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature access
hyochan
In App Purchase module for React Native that confirms OpenIAP
InvoicePlane
A self-hosted open source application for managing your invoices, clients and payments.
naiveHobo
Deep neural network to extract intelligent information from invoice documents.
laravel
Laravel Cashier provides an expressive, fluent interface to Stripe's subscription billing services.
openmeterio
Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.
kdeldycke
💰 Billing & Payments knowledge for cloud platforms
meteroid-oss
Open-source Pricing and Billing Infrastructure 🚀 Subscription management, Invoicing, Pricing, Usage-based billing, Cost limiting, Grandfathering, Experiments, Revenue analytics & Actionable insights
itflow-org
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.
SolidInvoice
Simple and elegant invoicing solution.
WINBIGFOX
Modern & private time tracking for macOS & Windows. No cloud, no registration, no paywall. Just download and track your work hours 100% offline.
billabear
Subscription Management and Billing System
velobase
An open-source framework that takes your AI app from code to cash.
Ctrlpanel-gg
CtrlPanel offers an easy-to-use and free billing solution for all starting and experienced hosting providers that seamlessly integrates with the Pterodactyl panel.
aviabird
A complete payment library for Elixir and Phoenix Framework
PaddleHQ
A complete starter kit that you can use to build and deploy a Next.js SaaS app powered by Paddle Billing.
hotspotbilling
PHP Mikrotik Billing - Voucher management for Mikrotik Hotspot