Last updated: 2026-05-28
Our Exchange and Microsoft 365 experts have published the following PowerShell scripts on GitHub for the technical community. Please use the GitHub repositories to report issues or to add feature requests.
GlobalFunctions Module
- A module to provide centralized logging capabilities. This script is a *must-have* for other Exchange 2013/2016/2019 modules if mentioned in the notes section of the script.
- Test Office 365 Domain Availability
You can test the domain availability in Office 365 and Azure AD using this script.
- Test thumbnailPhoto for Azure AD guest users
Using this script, you can update the default guest user profile photo.
- Exchange Environment Report v2
This script creates an HTML report showing the following information about an Exchange Server SE, 2019, 2016, 2013, 2010, and, to a lesser extent, 2007 and 2003 environments. - Report for enabled client protocols
This script gathers a list of enabled users for a selected Exchange Server client protocol. - Export delegate and SMTP forwarding information for Exchange (Online) mailboxes
PowerShell script to export mailbox delegates, SMTP forwarding inbox rules, mailbox SMTP forwarding information, or compliance auditing. - Manage Master Category List for Shared Mailboxes and Teams
C# solution to export/import/copy the master category list to other users/shared mailboxes or even Microsoft Teams calendar.
- Create a new Room Mailbox with Security Groups
A script to create a new room mailbox with associated full access and/or send-as security groups. - Export all user mailbox permissions
This script exports all mailbox folder permissions for mailboxes of the type UserMailbox. This is useful for documentation purposes before migration. - Remove Out-Of-Office rules from a user mailbox
This script searches for OOF rules created by users using the Outlook rule tab in the OOF assistant and deletes existing OOF rules. - Add resized user photos automatically
This script supports resizing user photos and storing the resized images in Active Directory, Exchange On-Premises, or Exchange Online. - Parse email messages content for further processing
This script fetches emails from a given monitoring mailbox by searching email messages for a given subject string. - Update OWA vDir config across multiple servers
This script checks multiple Exchange Server 2013 OWA web.config files for the existence of IMCertificateThumbprint and IMServerName XML nodes required for Skype for Business OWA integration. - Remove Orphaned HealthMailbox and SystemMailbox Accounts from MESO Container
This script removes Active Directory objects for HealthMailboxes or SystemMailboxes in the Microsoft Exchange System Objects (MESO) container that does not have a homeMDB attribute set. - Connect to Exchange Server 2013+ using remote PowerShell
This script connects to a dedicated or randomly selected Exchange Server using remote Powershell. - Create Exchange internal/external Url based certificate requests
This script helps to create certificate requests (CSR) based on hostnames used for internal and external URLs of Exchange Server virtual directories. - Export Messages from Transport Queue
Script to suspend and export messages from a transport queue. - Simple import of multiple PST files for a single user
A script to simplify the import of multiple PST files for a single user. - Create a new Team Mailbox with Security Groups
A script to create a new shared mailbox with associated full access or send-as security groups. - Find and remove corrupt HealthMailboxes
Script to find and remove or disable Exchange Server 2013 HealthMailboxes - Change IIS Log File Settings
Script to configure IIS log file location and other log file settings, especially for Exchange Server 2013/2016 - Purge Exchange Server 2013/2016/2019 and IIS Log Files
Script to purge Exchange Server 2013/2016/2019 and IIS log files remotely from a managing or job server - Send emails for Transport Agent and Transport Rule testing
A script for sending a defined number of emails of a particular type having a specific attachment for the testing of Transport Agents and Transport Rules - Copy a receive connector from one Exchange 2013 Server to multiple Exchange Servers
Script to copy a configured Exchange Server 2013/2016/2019 receive connector from a source server to additional Exchange 2013/2016/2019 servers. - Add remote IP address ranges to an existing receive connector
Add remote IP address ranges to an Exchange Server 2013/2016/2019 receive connector. - Copy anti-virus pattern to Exchange 2010/Exchange 2013 servers
Script to copy anti-virus pattern files from a given source location to multiple Exchange 2010/Exchange 2013 servers - Gather Exchange Configuration Data
Script to gather Exchange Org configuration data and export the configuration as text/CSV files. - Create a scheduled task for Exchange Server 2013+
This script adds a new scheduled task for an Exchange Server 2013+ environment in a new task scheduler group „Exchange.“ - Fetch all remote SMTP servers from Exchange receive connector logs
This script fetches remote SMTP servers by searching the Exchange receive connector logs for the EHLO string. - Clear Private Flag on Mailbox Messages
C# Executable to clear an item’s private flag after migrating public folder content to a shared mailbox. - Set Mailbox Item Private Flag
C# Executable to set an item’s private flag after migrating public folder content to a shared mailbox from a legacy mailbox system.
- Fetch recently created public folders
This script gathers all public folders created during the last X days and exports the collected data to a CSV file. - Remove orphaned users and groups from legacy public folder ACLs
Cleanup legacy public folder ACLs by removing orphaned other unproperly configured accounts. - Exchange 2010 Public Folder Replication Report (UTF8 support)
An updated version of the script originally posted by Mike Walker to support public folder with non-ASCII characters- Blog
- GitHub
Original Post at TechNet Gallery: https://gallery.technet.microsoft.com/office/Exchange-2010-Public-944df6ee
- Add multiple legacy public folder replicas recursively
Script to get more control of adding legacy public folder replicas recursively.
- Convert Word documents using PowerShell
This script converts Word compatible documents to a selected format utilizing the Word SaveAs function. Each file is converted by a single dedicated Word COM instance.
Please send comments, wishes, and ideas to support@granikos.eu.
Enjoy!
Need assistance with your Exchange Server Organization? Do you plan to upgrade your Exchange Server Organization? Do you plan to migrate to Office 365? Contact us: info@granikos.eu
Kurz-URL | Short URL: https://granikos.eu/go/wxhL