10
Google, Inc.
2,207
Freeware
Use Microsoft Outlook 2003, 2007, 2010, 2013 and 2016 with G Suite.
Plaxo, Inc.
28
Freeware
It is a nice and easy to manipulate program with many features.
1
Nucleus Data Recovery .com
3
Freeware
Convert lotus notes calendar to outlook and view calendar items.
jacquielawson
13
Commercial
It will bring you the Christmas spirit directly on your desktop computer.
Calendly
80
Freeware
Allows Calendly to check Outlook for conflicts and to add events to it.
99
Veign
71
Freeware
A tool to let you decide which Outlook-blocked attachments are safe to open.
43
Google, Inc.
4,240
Freeware
Use Microsoft Outlook 2003, 2007, 2010, 2013, and 2016 effectively with G Suite.
Totalidea Software New Zealand Ltd.
6
Backup your Outlook 2003 and Outlook 2007 data and settings easily.
SDMD GmbH
25
Freeware
It is a freeware addin for Microsoft Outlook 2003 and Microsoft Outlook 2007.
1
Google, Inc.
8
Freeware
Google Apps Sync for Microsoft Outlook allows you to use Microsoft Outlook 2003.
RemoteCalendars
13
Open source
RemoteCalendars is a COM-.NET Add-in for Outlook 2003/2007, written in C#.
Daniele Tiles,Gabriele
1
Freeware
It's a simple COM-.NET plug-in created for Outlook 2003.
2
BitLaboratory
Attractive Outlook 2003 style navigation bar and header.
Nicolas Sivridis
4
Freeware
Jello Dashboard is a Getting Things Done solution for Microsoft Outlook 2003.
87
OutlookCloud
6
Shareware
It is a small add-in program for Microsoft Outlook 2003, 2007 and 2010.
Codejock Software
1
Commercial
Provides Windows developers with a sophisticated Outlook 2003 style Report.