
Description: Zervant is an online invoicing and billing software designed for small businesses and freelancers. It allows users to create professional invoices, track expenses, accept online payments, and manage customers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Siwapp is an open source web-based invoicing and billing application. It allows businesses to easily create professional invoices, track payments, manage expenses, and generate financial reports. Siwapp is built with PHP and JavaScript and can be self-hosted on your own server.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API