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New and improved developer tools WSL is now open-source, and Advanced Settings help you optimize your Windows experience Learn more

Start developing on the Microsoft 365 platform today! Join the Developer Program to get a free instant sandbox and sample data packs including Teams.

Document and publish APIs for consumption within or outside your organization with the customizable, built-in developer portal. Control and monitor API access and usage by consumers.

Jan 23, 2026 · You can get a free M365 dev tenant through your Visual Studio subscription or the Microsoft 365 Developer Program. Make sure you’re on the latest version of GitHub Copilot …

Dec 11, 2025 · That’s why our developer tools need to move just as quickly. At Microsoft, we’re building tools that keep pace with how you build—whether you’re debugging locally in VS …

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Join the Microsoft 365 Developer Program Get resources and information to help you build solutions for the Microsoft 365 platform, including recommendations tailored to your areas of …

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