KOrganizer

KOrganizer is the calendar and scheduling component of Kontact. It provides management of events and tasks, alarm notification, web export, network transparent handling of data, group scheduling, import and export of calendar files and more. It is able to work together with a wide variety of calendaring services, including NextCloud, Kolab, Google Calendar and others. KOrganizer is fully customizable to your needs and is an integral part of the Kontact suite, which aims to be a complete solution for organizing your personal data. KOrganizer supports the two dominant standards for storing and exchanging calendar data, vCalendar and iCalendar.

Features

• Support for multiple calendars and todo lists. Korganizer can transparently merge calendar data from different files or other calendar data sources for example calendars on the web. They can conveniently be activated, deactivated, added and removed from the graphical user interface.
• Kontact integration. KOrganizer is fully integrated with Kontact, the complete personal information management application. Within Kontact some additional features are available like conversion of mails to events or todos by drag and drop.
• Storage model. KOrganizer has a persistent calendar. The user doesn't have to take care of loading or saving the calendar. Changes are immediately saved to disk. If the calendar is changed externally it is automatically loaded and updated in the view. A locking mechanism handles concurrent access to the calendar.
• Undo and Redo. KOrganizer supports unlimited undo and redo.
• Todo integration with agenda view. Todos are shown in the week and day views. Todos can be converted to events by dragging from the todo list and dropping on the agenda view.
• Attachments for events and todos. References to web pages, local files or mails can be attached to events and todos. The attached data can easily be accessed by a single click from the event and todo views as well as the summary view or the editors
• Quick todo entry. A special input field allows to quickly create a todo without needing to open an editor. This is especially handy for creating multiple todos in a row.
• Quick event entry. There are several ways to create events from the agenda view: Per type-ahead events can be created by selecting a time range and then simply starting to type. An editor will be opened and the type text will be go into the title. Optionally the event editor can be opened when the time selection is finished and in addition to the usual menu and toolbar entries there are key bindings and a context menu to start the editor dialog.
• Print support. Calendars can be printed using various different styles. Printing also supports colors and overlapping events.
• KMail Integration. KMail directly supports transfer of invitations and other calendar attachments to KOrganizer.