The Mozilla Calendar project also known as Lightning (more info).
Select a component to see open bugs in that component:
For issues with alarms for scheduled events and tasks.
Archive for Calendar-specific build configuration bugs. Please use Thunderbird :: Build Config for future issues.
For issues concerning frontend components in calendar that are not dialogs, e.g. the calendar views, calendar list, events list (unifinder).
For issues with the calendar, event, and task dialogs.
E-mail based Scheduling (i
For issues with E-mail based scheduling, e.g. accepting invitations or sending out invitations, replies etc.
For issues which don't fit in a more specific Calendar component.
Bugs within the integration layer for the ICAL.js library from . For issues with the library itself (i.e in calendar/base/modules/ical.js), please file an issue on github. This component is about the wrapper interface between xpcom and ICAL.js
Import and Export
For issues with format conversions (for importing, exporting, emailing, cutting, pasting, dragging, and dropping to/from another application).
For issues with the internal interfaces of the calendar components. Bug example: Incorrect timezone calculations.
Archive for issues that only affect the Lightning product. This is from the time where calendar was an extension.
Archive for issues that only affect the Lightning product on SeaMonkey. Please see SeaMonkey :: Calendar instead
Archive for areas where Calendar integrates with the host desktop environment. Please use Calendar :: Internal Components instead.
Issues related to calendar preferences.
For issues with printing.
For issues with CalDAV server communication
Archive for issues regarding the 'Provider for Google Calendar' extension. Please see https://github.com/kewisch/gdata-provider for future issues.
For issues regarding communicating with .ics files via remote (http:) and local (file:) URIs.
Provider: Local Storage
For issues regarding local calendar storage, based on mozStorage (SQLite).
Archive for issues with the WCAP provider.
Archive For app-level security bugs. Please file in the respective components and mark them as security issues instead.
Archive for issues that only affect the Sunbird product. This was a standalone calendaring application based on Gecko with a shared code base.
For issues with Task lists, display, editing, and searching. (If it applies only to tasks file it here, if it applies to tasks and events file it in the view component).
Archive for Calendar Project Website issues. Since Calendar is integrated into Thunderbird please use https://github.com/thundernest/thunderbird-website for website issues.