Awesome
<img src="docs/images/ogcs128x128.png" valign="middle"> Outlook Google Calendar Sync
<p align="center"><b>:rotating_light: Not using OGCS yet? Get started <a href="https://phw198.github.io/OutlookGoogleCalendarSync/">over on the user site</a>. :rotating_light:</b></p>Offers calendar synchronisation between Outlook and Google, including attendees and reminders.
Completely free, no install necessary, works behind web proxies and actively developed.
Continually Improving
<img src="docs/images/development.png" v
align="left" width="100px"/>
A lot of work has gone in to this project.
If you would like to support me and further development of this tool, please 
If you find a bug, help squash it! :lady_beetle:
<a href="http://www.twitter.com/OGcalsync"><img src="docs/images/home_twitter_follow.png" align="center"></a> <a href="https://twitter.com/intent/tweet?original_referer=https%3A%2F%2Fabout.twitter.com%2Fresources%2Fbuttons&text=I%20just%20found%20this%20amazing%20free%20tool%20to%20sync%20Outlook%20and%20Google%20calendars&tw_p=tweetbutton&url=http%3A%2F%2Fbit.ly%2FOGcalsync&via=OGcalsync"><img src="docs/images/home_tweet.png" align="center"></a>
Downloads & Statistics
:gear: See the wiki for install, configuration guides and more.
Latest Beta Release: 
:floppy_disk: Installer
:package: Portable ZIP
:information_source: Upgrades to this release
Latest Alpha Release: 
:floppy_disk: Installer
:package: Portable ZIP
:information_source: Upgrades to this release
Functionality
- Supports all versions of Outlook from 2003 to 2021 64-bit!
- Including Microsoft365 releases from the General Availability channel
- For "New Outlook", check the latest developments
- Installable and portable options - even runs from a USB thumbdrive
- Synchronises items in any calendar folder, including those shared with you, from
- Outlook :arrow_right: Google
- Outlook :arrow_left: Google
- Outlook :left_right_arrow: Google (two-way/bidirectional sync)
- Supports configuring multiple calendars for sync
- Includes the following calendar item attributes:
- Subject
- Description
- Location
- Attendees (including whether required or optional)
- Reminder events
- Availability (free/busy)
- Privacy (public/private)
- Colour / category (custom mappings supported)
- Exclude calendar items by:
- Availability (free/tentative)
- Privacy (private)
- Title/subject
- Outlook category
- Google colour
- Differential comparison updates only attributes that have changed
- Customisable date range to synchronise, past and future
- Frequency of automatic syncs, including push-sync from Outlook
- Configurable proxy settings, or use Internet Explorer's
- Merge new events into existing on destination calendar
- Prompt on deletion of items
- Ability to obfuscate custom words for privacy/security
- Option to force items as public or private in target calendar
- Syncs recurring items properly as a series
- Can run unobtrusively in the system tray, with bubble notifications on sync
- Application can start on login, with delay if required
Screenshots
