Chatib - Chatib is an online chat room where you can meet and chat with new people, make them friends, or even data them online.
HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
ChatSecure - ChatSecure is a free and open source messaging app that features OTR encryption over XMPP.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Element.io - Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.
Marketo - Marketo's powerful marketing automation software helps marketers master the art & science of digital marketing to engage customers and prospects.