
Description: BILLmanager is an online invoicing and billing software designed for freelancers, consultants, accountants, and small service businesses. It allows creating, sending, and managing invoices and estimates, tracking payments, expenses, tax rates, and time entries.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Atomia Billing Platform is an open-source billing and provisioning platform designed for hosting providers and telcos. It handles tasks like account management, billing, payments, subscriptions, and product catalog.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API