eM Client
Boost your email and skyrocket your productivity with the best email client for Windows and macOS.
eM Client is a fully-featured email client with a clean and easy-to-use interface. It also offers features for calendars, tasks, contacts, notes, and chat.
eM Client's compatibility is unmatched. You can connect to any email service – it will work. This email client works seamlessly with Google Workspace, Office 365, Outlook, Exchange and virtually all conceivable email technologies.
Integrates with Online meeting tools such as Zoom, MS Teams, Google Meet and more.
eM Client enhances email communication for professionals and home users alike. It is the only email app on the market with the full support of server-side rules and search, instant message translation, "Snooze email" and “Watch for reply” features + easy to use email encryption (PGP and S/MIME). It also works perfectly with Gmail, including support for tags and signature synchronization.
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DejaOffice CRM
The perfect CRM Alternative for people who want to own their customer database and store it securely on-premise. DejaOffice PC CRM has all the classic features - Contacts, Calendar, Tasks, Notes, Histories, Projects, and Deals. Auto-dialer from your PC or phone. Outlook email integration. Easy migration from most common CRM systems like Business Contact Manager, Outlook Customer Manager, Act!, GoldMine, Monday, Salesforce and Hubspot. The DejaOffice Mobile CRM app is also free for Android and iPhone users, allowing you to call, text, map and navigate to your customers with ease. You can also plan and manage your day with the ability to create, prioritize and check off tasks, as well as write and store notes to yourself. And, with DejaOffice persistent alarms, you'll never miss a reminder!
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Cyrus IMAP
Cyrus IMAP is an email, contacts and calendar server. Cyrus is free and open source.
Features:
Speed
Security
Efficiency
Search
CardDAV and CalDAV support
Robust data storage
Replication
Scalable for large installations
Flexible filtering support through Sieve
Supports antivirus and antispam toolkits
Handles deliverability: SPF, DKIM, DMARC
Extensive authentication options, through Cyrus SASL
JMAP support
Long list of supported standards
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MailEnable
MailEnable provides an end to end solution for providing secure email and collaboration services. A recent independent survey reports MailEnable as the most popular Windows Mail Server Platform in the world.
Whether you are a hosting company providing email services to thousands of end users or a small business with a single domain, MailEnable provides a solution that will impress your mail users.
MailEnable provides Windows Mail Server software with features comparable to Microsoft Exchange. It provides powerful messaging services like Exchange ActiveSync, IMAP, SMTP, POP3 and collaboration tools such as calendaring (CalDAV), contacts (CardDAV), tasks and notes.
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