# M365 Admin Tools

> Free utilities, calculators, and PowerShell builders for Microsoft 365 administrators and MSPs. All tools run locally in the browser - no tenant data is transmitted.

M365 Admin Tools provides a curated set of zero-install web utilities that help IT admins plan licensing, build PowerShell commands, troubleshoot Microsoft cloud services, and reference common admin URLs.

## Tools

- [License Cost Calculator](/license-calculator): Estimate Microsoft 365 license costs with current and upcoming (July 2026) pricing.
- [License Comparison Matrix](/license-matrix): Side-by-side feature comparison of Microsoft 365 Business, Enterprise, Frontline, and Frontier (E7) SKUs.
- [Mailbox Planner](/mailbox-planner): Size and plan Exchange Online mailboxes.
- [Exchange Rule Generator](/rule-generator): Generate Exchange Online transport rule PowerShell commands.
- [PowerShell Command Builder](/powershell-builder): Visually build Exchange Online and Microsoft Graph PowerShell commands.
- [DDG Filter Builder](/ddg-filter-builder): Build Dynamic Distribution Group recipient filters.
- [Conditional Access Policy Builder](/ca-policy-builder): Scaffold Entra ID Conditional Access policies.
- [Bicep Builder](/bicep-builder): Generate Azure Bicep templates for common resources.
- [DNS Tools](/dns-tools): Lookup MX, SPF, DKIM, DMARC, and other DNS records.
- [PowerShell Scripts](/powershell-scripts): Repository of ready-to-run admin scripts.

## Reference

- [Admin Portal Links](/admin-links): Direct links to Microsoft 365, Entra, Intune, Defender, and Azure admin portals.
- [Tenant Health Dashboard](/tenant-health): Live Microsoft 365 service health overview.
- [Microsoft Service Status](/service-status): Microsoft 365 incident and advisory feed.
- [AWS Status](/aws-status): Amazon Web Services health.
- [GCP Status](/gcp-status): Google Cloud Platform health.
- [Cloud Service Map](/cloud-service-map): Cross-cloud service equivalents (Azure, AWS, GCP).
- [Error Code Lookup](/error-code-lookup): Searchable database of Microsoft cloud error codes.
- [Utilities](/utilities): Index of all available tools.

## Content

- [Articles](/articles): Guides and walkthroughs for M365 administrators.
- [About](/about): About this site.

## Optional

- [Privacy Policy](/privacy-policy)
- [Terms of Service](/terms-of-service)