GALsync

System Requirements

Microsoft Exchange Server

Exchange 2013 SP1
Exchange 2016
Exchange 2019
Microsoft 365 Exchange Online
Windows Server - 64 bit

Windows Server 2012
Windows Server 2012 R2
Windows Server 2016
Windows Server 2019
Windows Server 2022
ResourcesDisk

Minimum Space 512 MB,
Minimum Memory 4 GB,
Minimum Dual Core
Microsoft .NET Framework

4.8 and later
Software Requirements

Windows PowerShell 5.1
and the ExchangeOnlineManagement PowerShell module version 3.4 and later for Exchange Online PowerShell V3