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Zimbra is trusted by over 500 million users to increase productivity with a complete set of collaboration tools while maintaining total control over security and privacy.
#Email #SMTP Server #Email Clients
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Horde Groupware is a free, enterprise ready, browser based collaboration suite.
#Email #Email Clients #Email Management
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A fully fledged, free email server solution, an open source project (GPL v2).Pricing:
- Open Source
#Email #SMTP Server #Self-hosted Email 2 social mentions
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ZeroNet authentication provider
#Productivity #Email Collaboration #Enterprise Communication
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FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted.
#Content Marketing #Email #Native Ads 1 social mentions
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Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite.
#Email #SMTP Server #Self-hosted Email