Roundcube - Web-based IMAP email client
Meltwater - Media monitoring, social media monitoring & media Intelligence products & tools help companies grow and build brands by listening, understanding, engaging and benchmarking their customers, markets and social business communities.
HEY - Email at its best, new from Basecamp.
PitchEngine - Package and share the news your community craves
Mailo - Mailo is an email client where you can send and receive emails to and from anyone with an email address.
Supernewsroom - Supernewsroom offers digital press release distribution solutions.