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Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Kiwi.com - Find and book the best low-cost flights all around the world
Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
CheckMyTrip - Manage your trip and stay organized and productive during your journey, all your travel plans in...
Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.