Platforms
Windows, Linux, Mac, Web, MobileCollaborative
-Search
-Dark Theme
-Markdown support
-Languages
-API
-Offline access
-Supported Calendars
-Reminders
-Multiple Accounts
-Open Source
-Swimlanes
-Exports
-Import
-Attachment
-Real-time collaboration
-Pricing
-Platforms
Web, Windows, macOS, Linux, Android, iPhoneCollaborative
YesSearch
YesDark Theme
YesMarkdown support
YesLanguages
English, German, Portuguese, Spanish, French, Chinese (traditional), Korean, RussianAPI
YesOffline access
YesSupported Calendars
Google Calendar - Outlook & Apple coming soonReminders
YesMultiple Accounts
YesOpen Source
Only as Linux SnapSwimlanes
YesExports
-Import
-Attachment
-Real-time collaboration
-Pricing
-Platforms
MacOS, Windows, Web, LinuxCollaborative
YesSearch
YesDark Theme
YesMarkdown support
YesLanguages
-API
-Offline access
-Supported Calendars
-Reminders
-Multiple Accounts
-Open Source
-Swimlanes
-Exports
-Import
-Attachment
-Real-time collaboration
-Pricing
-Platforms
WebCollaborative
-Search
-Dark Theme
-Markdown support
-Languages
-API
-Offline access
-Supported Calendars
-Reminders
-Multiple Accounts
-Open Source
-Swimlanes
-Exports
JPG, PNG, PDF, Word, TXT, GitMind projectImport
XMind file, GitMind projectAttachment
image, hyperlink, commentReal-time collaboration
-Pricing
-Platforms
Linux, Windows, Mac, Android, iOSCollaborative
-Search
-Dark Theme
-Markdown support
-Languages
-API
-Offline access
-Supported Calendars
-Reminders
-Multiple Accounts
-Open Source
-Swimlanes
-Exports
HTMLImport
-Attachment
-Real-time collaboration
YESPricing
Free local-only. Free public cloud. Paid private cloud.