Lotus Notes

Lotus Notes (also known as IBM Notes) is the email client solution that gives teams access to email, calendar and contact management and seamlessly integrates IBM collaboration tools and IBM domino business application.

14 Alternatives To Lotus Notes

MS SharePoint

Share, organize, and discover information with Microsoft SharePoint. Learn about SharePoint Online, OneDrive for Business, and Apps for SharePoint

Microsoft Exchange

Secure Email Gateway

Office

Collaborate for free with online versions of Microsoft Word, PowerPoint, Excel, and OneNote. Save documents, spreadsheets, and presentations online, in OneDrive. Share them with others and work together at the same time.
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Outlook

Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.

Windows Live Photo Gallery

Get help and how-to info for Windows Essentials—including Windows Live Mail, Movie Maker, and more.

Zimbra

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.
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eM Client

eM Client is a Windows-based email client for sending and receiving emails, and managing calendars, contacts and tasks.