With the iCal Feeds WordPress plugin you can have an iCal feed to have your blog posts (past and future with a customizable secret parameter) in your favorite iCal software: Google Calendar, Outlook, Hotmail, iCal, Evolution…

1.6

• NEW: Added custom field for days repeat, thanks to Maarten van ’t Hof.

1.5.3

• NEW: ability for custom field event link

1.5.2

• NEW: filter feed by single post ids
• NEW: replace default blogname ( Thanks Poul Hornsleth )
• NEW: replace default ics file name ( Thanks Poul Hornsleth )
• NEW: add an event description from excerpt or custom field
• NEW: add post link to the description
• NEW: add alarm ability with custom interval ( may be ignored in popular Calendar apps )

1.5.1

• NEW: Default Start Time per post setting
• ADDED: ORGANIZER field to iCal file for better validation
• FIX: encoded UID field in iCal file for better validation

1.5

• New number of Future Posts setting
• Replaced get_results with Wp_Query
• Better implementation of the custom date field to filter results returned
• Timezone support for the custom date field
• Reorganized code & Added comments

Thanks to @contemplate (http://contemplatedesign.com) for this new version!

1.4.2

• Fixing validation errors, thanks to @contemplate (http://contemplatedesign.com).
• Added custom field for end date support, thanks to @contemplate (http://contemplatedesign.com).

1.4.1

• Added custom field for date support, thanks to @contemplate (http://contemplatedesign.com).

1.4

• Added configuration option for post limit, thanks to Daniel Aleksandersen (https://ctrl.blog).
• Added link tag in wp_Head to iCalendar feed, thanks to Daniel Aleksandersen (https://ctrl.blog).
• Set limit to 50 posts by default to limit bandwidth usage, thanks to Daniel Aleksandersen (https://ctrl.blog).
• Fixed RFC implementation errors and Outlook.com compatibility, thanks to Daniel Aleksandersen (https://ctrl.blog).

1.3

• Added custom post type support, thanks to user contemplate!

1.2.5

• Fixed a bug with UTC timezone, thanks to Daniel Aleksandersen (https://ctrl.blog).

1.2.4

• Fixed event delay setting.
• Fixed timezone issue.

1.2.3

• Improved SQL queries.

1.2.2

• Category feed fix.
• Multiple categories support.

1.2.1

• Slug fix.

1.2

• Better at handling timezones.

1.1

• You can now specify a time interval per blog post.

1.0

• First version. Enjoy!

1. Copy the ical-feeds folder into wp-content/plugins
2. Activate the plugin through the Plugins menu
3. Configure your feed from the new iCal Feeds Settings submenu