
Description: vsftpd is an open source FTP server for Linux systems. It is secure, lightweight, and easy to set up. vsftpd supports FTP over SSL/TLS for encrypted connections and IP table rules for restricting access.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Microsoft IIS (Internet Information Services) is a flexible, secure and manageable web server for hosting websites, applications and services. It runs on Windows servers.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API