Outspline Alternatives

Outspline

Outspline is a free and open-source modular outliner whose functionality can be extended with addons. The most important addon is Organism, which adds advanced time management features and turns the application into a personal organizer, perfectly suited for working with todo lists, scheduling tasks and reminding events.

Main features

* Hierarchical storage of text items.
* Each item can be associated with multiple event rules, supporting events or tasks with complex recurrences.
* Times can be set in either local or UTC time.
* Highlight unallocated time or overlapping events.
* Schedule views can be exported to plain text for usage on other devices.
* Tray icon and notifications for alarms.
* Clean interface based on tiling and tabbing rather than floating dialogs. Possibility to set the menu bar to autohide.
* Extensive keyboard access with fully configurable global and contextual shortcuts.
* Highly customizable through a single plain-text configuration file.
* Addons can be enabled or disabled as needed.