EssentialPIM is described as 'The powerful, full-featured Personal Information Manager for Windows offering Email, Synchronization, Portability, Network support, Android and iOS versions' and is a popular todo list manager in the office & productivity category. There are more than 100 alternatives to EssentialPIM for a variety of platforms, including Windows, Web-based, Mac, iPhone and Android apps. The best EssentialPIM alternative is Evolution, which is both free and Open Source. Other great apps like EssentialPIM are Microsoft Outlook, TreeSheets, eM Client and Quire.
Passfindr is a web based premium Personal knowledge base, Password manager and Bookmark manager application to securely store passwords and other sensitive information in a virtual vault locked with individual master passwords.
The free Zimbra Desktop client allows you to meld the online and offline worlds – storing and synching your email, calendar, contacts, files and documents in the cloud, yet having them locally accessible when on the road.
Merkuro is a calendar and contact application that allows you to manage your tasks, events and contacts. Merkuro supports both local calendars as well as a multitude of online calendars: Nextcloud, Google® Calendar, Outlook®, Caldav, and many more.
Trello like kanban board. Tasks, to-dos, chat, etc., Restyaboard is based on Restya platform with dual License (OSL 3.0 & Commercial License).
Restyaboard is the most popular Self-Hosted alternative to EssentialPIM.
Track your tasks and projects in a plain text file, todo.txt. A todo.txt is software and operating system agnostic; it's searchable, portable, lightweight and easily manipulated.
RightNote will help you get a grip on information overload. It is designed to be easy to use for the new-comer, but also provide advanced features once your notes start to accumulate. RightNote can store text notes, source code, spreadsheets and webpages.
Take control of your schedule and get reminded wherever and however you want. Instantly access your appointments, tasks, and notes with a simple glance at a transparent calendar that sits right on your Windows desktop.
Clear is a colorful canvas for your thoughts, plans and goals. Here's what makes it uniquely fun and effective.
The Bat! is a secure email client software, built to protect your correspondence against third-parties.
The open source cloud with LibreOffice online - LibreOffice online + Seafile + KDE. Improve your productivity and communicate better with your team members. The world is moving forward. Welcome to the open source cloud!.
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Todo.txt does not have a calender.