Collaborative
YesPlatforms
Web, Windows, macOS, Linux, Android, iPhoneDark Theme
YesOffline access
YesReminders
YesAPI
YesMarkdown support
YesSupported Calendars
Google Calendar - Outlook & Apple coming soonSearch
YesOpen Source
Only as Linux SnapLanguages
English, German, Portuguese, Spanish, French, Chinese (traditional), Korean, RussianMultiple Accounts
YesSwimlanes
YesSubtasks
-Local hosting
-Location-based reminders
-Multifactor
-Mobile widget
-Slack Integration
-HipChat Integration
-GitHub Integration
-Cross Platform
-Storage types
-Realtime
-Recurring
-Preview
-Hyperlinks
-Free Trial
-Weekly Reports
-Daily Reports
-Free plan
-Project management
-Collaborative
YesPlatforms
Android / iOS / Windows / WebDark Theme
YesOffline access
yesReminders
yesAPI
YesMarkdown support
YesSupported Calendars
-Search
-Open Source
-Languages
-Multiple Accounts
-Swimlanes
-Subtasks
YesLocal hosting
NoLocation-based reminders
NoMultifactor
YesMobile widget
YesSlack Integration
YesHipChat Integration
Yes (addon)GitHub Integration
YesCross Platform
-Storage types
-Realtime
-Recurring
-Preview
-Hyperlinks
-Free Trial
-Weekly Reports
-Daily Reports
-Free plan
-Project management
-Collaborative
YesPlatforms
Web / iOS / AndroidDark Theme
-Offline access
-Reminders
YesAPI
-Markdown support
-Supported Calendars
Google Calendar integrationSearch
YesOpen Source
-Languages
-Multiple Accounts
-Swimlanes
-Subtasks
YesLocal hosting
-Location-based reminders
NoMultifactor
-Mobile widget
-Slack Integration
-HipChat Integration
-GitHub Integration
-Cross Platform
YesStorage types
Google Drive integration + upload directly to SquidHub + link to documents on other platformsRealtime
YesRecurring
YesPreview
-Hyperlinks
-Free Trial
-Weekly Reports
-Daily Reports
-Free plan
-Project management
-Collaborative
YesPlatforms
All major platforms (Web/Windows/Mac/Linux/iOS/Android)Dark Theme
YesOffline access
YesReminders
-API
-Markdown support
YesSupported Calendars
Google CalendarSearch
-Open Source
-Languages
-Multiple Accounts
-Swimlanes
-Subtasks
YesLocal hosting
-Location-based reminders
-Multifactor
-Mobile widget
-Slack Integration
-HipChat Integration
-GitHub Integration
-Cross Platform
-Storage types
-Realtime
-Recurring
-Preview
Live PreviewHyperlinks
YesFree Trial
-Weekly Reports
-Daily Reports
-Free plan
-Project management
-Collaborative
-Platforms
-Dark Theme
-Offline access
-Reminders
-API
-Markdown support
-Supported Calendars
-Search
-Open Source
-Languages
-Multiple Accounts
-Swimlanes
-Subtasks
-Local hosting
-Location-based reminders
-Multifactor
-Mobile widget
-Slack Integration
-HipChat Integration
-GitHub Integration
-Cross Platform
-Storage types
-Realtime
-Recurring
-Preview
-Hyperlinks
-Free Trial
-Weekly Reports
-Daily Reports
-Free plan
-Project management
-Collaborative
YesPlatforms
Web, iOS, AndroidDark Theme
YesOffline access
YesReminders
YesAPI
YesMarkdown support
-Supported Calendars
-Search
-Open Source
NoLanguages
-Multiple Accounts
-Swimlanes
-Subtasks
YesLocal hosting
NoLocation-based reminders
-Multifactor
-Mobile widget
-Slack Integration
-HipChat Integration
-GitHub Integration
-Cross Platform
-Storage types
-Realtime
-Recurring
-Preview
-Hyperlinks
-Free Trial
YesWeekly Reports
YesDaily Reports
YesFree plan
-Project management
-Collaborative
YesPlatforms
Web, IOS, AndroidDark Theme
-Offline access
-Reminders
-API
-Markdown support
-Supported Calendars
-Search
-Open Source
-Languages
-Multiple Accounts
-Swimlanes
-Subtasks
-Local hosting
-Location-based reminders
-Multifactor
-Mobile widget
-Slack Integration
-HipChat Integration
-GitHub Integration
-Cross Platform
YesStorage types
-Realtime
-Recurring
-Preview
-Hyperlinks
-Free Trial
-Weekly Reports
-Daily Reports
-Free plan
YesProject management
-Collaborative
YesPlatforms
-Dark Theme
-Offline access
-Reminders
-API
-Markdown support
-Supported Calendars
-Search
-Open Source
-Languages
-Multiple Accounts
-Swimlanes
-Subtasks
-Local hosting
-Location-based reminders
-Multifactor
-Mobile widget
-Slack Integration
-HipChat Integration
-GitHub Integration
-Cross Platform
-Storage types
-Realtime
-Recurring
-Preview
-Hyperlinks
-Free Trial
-Weekly Reports
-Daily Reports
-Free plan
-Project management
Yes