Conduct Exam - Conduct Exam is a robust online exam software which offers impeccable assessment solutions
Roundcube - Web-based IMAP email client
ClassMarker - The ClassMarker online testing website, is a professional, easy to use, online quiz maker that marks your tests and quizzes for you. Create online quizzes free quiz maker. Web-based online testingWeb-based online testing service | Free quiz maker.
HEY - Email at its best, new from Basecamp.
Wooclap - A web-based platform that helps teachers boost participation and measure the level of understanding of students' in class thanks to smartphones.
Mailo - Mailo is an email client where you can send and receive emails to and from anyone with an email address.