OpenChange is a portable Open Source implementation of Microsoft Exchange server and Exchange protocols. It provides a complete solution to interoperate with Microsoft Outlook clients or Microsoft Exchange servers.

OpenChange client-side library is used in existing messaging clients and is the solution in new projects to communicate natively with Microsoft Exchange and Exchange-compatible servers. OpenChange server is a transparent Microsoft Exchange server replacement using native Exchange protocols and does not require any plugin installation in Outlook.

Features

  • Exchange 2010 compatibility
  • encryption connections to Exchange server
  • Improved portability for x86 x86_64 architecture (FreeBSD, OpenSolaris)
  • exchange2ical tool rewritten (GSoC 2009 - make use of libical)
  • Improvements for the OpenChange proxy server (mapiproxy)

Project Activity

See All Activity >

License

GNU General Public License version 2.0 (GPLv2)

Follow OpenChange Project

OpenChange Project Web Site

You Might Also Like
All-in-One IT Monitoring - No More Blind Spots Icon
All-in-One IT Monitoring - No More Blind Spots

Stop juggling tools. PRTG gives you a complete, real-time view of your IT: servers, devices, cloud, and more - in one easy dashboard.

Tired of switching between different tools and missing critical alerts? PRTG brings everything together, monitoring your entire IT infrastructure from a single, intuitive interface. Whether it’s servers, switches, printers, or cloud services, you get instant visibility and clear notifications - no technical jargon, no clutter. Set up in minutes, PRTG helps you prevent downtime, reduce stress, and prove your value to your company. Focus on your job, not on chasing issues. Try PRTG and experience true IT peace of mind.
Get Your Unified IT Trial
Rate This Project
Login To Rate This Project

User Ratings

★★★★★
★★★★
★★★
★★
2
0
0
0
0
ease 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5
features 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5
design 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5
support 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5

User Reviews

  • Please don't stop the project! What happened?
  • Keep on with your great work
    1 user found this review helpful.
Read more reviews >

Additional Project Details

Operating Systems

BSD, FreeBSD, HP-UX, IBM AIX, Linux, NetBSD, OpenBSD, Solaris

Languages

English, French

Intended Audience

Developers, End Users/Desktop, System Administrators

User Interface

Non-interactive (Daemon)

Programming Language

C

Related Categories

C Email Clients, C Scheduling Software, C Office Suites, C Proxy Servers

Registered

2003-11-10