WebLOAD - WebLOAD - The most flexible and cost effective software for enterprise load, stress and performance testing, integrated with DevOps processes. Click for details
Roundcube - Web-based IMAP email client
OctoPerf - OctoPerf is a SaaS load testing solution, based on JMeter.
Mailo - Mailo is an email client where you can send and receive emails to and from anyone with an email address.
StresStimulus - Load testing tool for websites and mobile that works with hard-to-test applications.
Mailpile - Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features.