Microsoft 365 Utilities
Microsoft 365 Tools
Free browser-based utilities for SharePoint, OneDrive and Microsoft 365 administration, migration and troubleshooting.
Available tools
Choose a tool to get started.
SharePoint Path Length Checker
Check SharePoint and OneDrive path lengths and identify paths that may cause sync or migration problems.
SharePoint Filename Validator
Check filenames for unsupported characters, reserved names and other SharePoint compatibility issues.
SharePoint Migration Readiness Checker
Check file paths, filenames and common compatibility issues before migrating content to SharePoint or OneDrive.
OneDrive Path Length Checker
Check local and synchronized OneDrive paths for potential path-length problems.
OneDrive Filename Validator
Validate filenames for OneDrive compatibility and identify unsupported naming patterns.
SharePoint Storage Calculator
Estimate SharePoint storage usage and plan capacity based on users, files and expected growth.
Microsoft 365 License Comparison
Compare common Microsoft 365 plans and features for business and administrative use cases.
UPN / Email Validator
Check user principal names and email-style identifiers for common formatting issues.
SharePoint URL Decoder
Decode encoded SharePoint URLs and make long paths easier to inspect and troubleshoot.
SharePoint File Size Checker
Check file sizes against common SharePoint and OneDrive upload or sync considerations.
Teams Meeting Cost Calculator
Estimate the staff cost of a Microsoft Teams meeting based on duration and participant rates.
SharePoint Permission Planning Tool
Plan users, groups and permission levels for SharePoint sites and document libraries.
About Microsoft 365 Tools
Free browser-based utilities for SharePoint, OneDrive and Microsoft 365 administration, migration and troubleshooting. New utilities will be added as the collection grows.