MarketPlan - Plan, execute, analyze & optimize your marketing
Topicbox - Put team emails into one centralized, searchable place
PromoRepublic - PromoRepublic is an online editorial calendar for social media marketers and library of custom designed templates and post ideas for social networks. The calendar is stuffed with content for latest trends, important events’ and holidays notifications
Nova Inbox - Personalize emails in seconds, right from your inbox
SENDER - Easy to use, powerful and affordable email marketing application.
InboxSDK - First usable API to write Gmail Apps for 1B active users