
Description: strongSwan is an open-source IPsec-based VPN software for Linux. It implements IKEv1 and IKEv2 key exchange protocols and can interoperate with other IPsec VPN solutions. It offers encryption, authentication, and network access control for securing communications over public networks.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Bitmask is a free, open source VPN client that allows users to securely access the internet and protect their privacy. It connects to VPN services provided by Riseup Networks, a collective providing secure online communication tools.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API