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Microsoft 365 Developer

Developer tools, samples, and other resources for building solutions on the Microsoft 365 platform.

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  1. Microsoft-Teams-Samples Microsoft-Teams-Samples Public

    Welcome to the Microsoft Teams samples repository. Here you will find task-focused samples in C#, JavaScript and TypeScript to help you get started with the Microsoft Teams App!

    C# 1.2k 861

  2. Office-Add-in-samples Office-Add-in-samples Public

    Code samples for Office Add-in development on the Microsoft 365 platform.

    JavaScript 868 885

  3. microsoft-365-agents-toolkit-samples microsoft-365-agents-toolkit-samples Public

    Scenario-focused sample applications that help you get started with building Microsoft Teams App.

    TypeScript 415 272

  4. office-js-docs-reference office-js-docs-reference Public

    Microsoft Office JavaScript API Reference

    TypeScript 137 69

  5. office-js office-js Public

    A repository for issues related to the Office JavaScript APIs and Office Add-ins platform. Find the Office.js library in Office.js CDN: https://appsforoffice.microsoft.com/lib/1/hosted/office.js.

    JavaScript 739 112

  6. office-js-docs-pr office-js-docs-pr Public

    Microsoft Office Add-ins Documentation

    441 270

Repositories

Showing 10 of 469 repositories
  • microsoft-365-agents-toolkit Public

    Developer tools for building Teams apps

    OfficeDev/microsoft-365-agents-toolkit’s past year of commit activity
    TypeScript 533 232 240 12 Updated Jul 18, 2025
  • office-js-docs-reference Public

    Microsoft Office JavaScript API Reference

    OfficeDev/office-js-docs-reference’s past year of commit activity
    TypeScript 137 MIT 69 9 3 Updated Jul 17, 2025
  • Office-Add-in-samples Public

    Code samples for Office Add-in development on the Microsoft 365 platform.

    OfficeDev/Office-Add-in-samples’s past year of commit activity
    JavaScript 868 MIT 885 26 11 Updated Jul 17, 2025
  • Office-Addin-TaskPane Public

    Template to get started writing a TaskPane Office Add-in.

    OfficeDev/Office-Addin-TaskPane’s past year of commit activity
    TypeScript 83 47 3 2 Updated Jul 17, 2025
  • Excel-Custom-Functions Public

    Learn about custom functions in Excel.

    OfficeDev/Excel-Custom-Functions’s past year of commit activity
    TypeScript 330 64 7 3 Updated Jul 17, 2025
  • Office-Inspectors-for-Fiddler Public

    Microsoft Office (MAPI, WOPI, and FSSHTTP) inspectors for Fiddler

    OfficeDev/Office-Inspectors-for-Fiddler’s past year of commit activity
    C# 90 MIT 58 1 4 Updated Jul 17, 2025
  • office-js-docs-pr Public

    Microsoft Office Add-ins Documentation

    OfficeDev/office-js-docs-pr’s past year of commit activity
    441 CC-BY-4.0 270 12 10 Updated Jul 17, 2025
  • microsoft-teams-library-js Public

    JavaScript library for use by Microsoft Teams apps

    OfficeDev/microsoft-teams-library-js’s past year of commit activity
    TypeScript 450 202 204 13 Updated Jul 17, 2025
  • Excel-Content-Add-in-Humongous-Insurance Public archive

    [ARCHIVED] The Humongous Insurance content add-in shows how you can use the new JavaScript API for Microsoft Excel 2016 to create a compelling Excel add-in.

    OfficeDev/Excel-Content-Add-in-Humongous-Insurance’s past year of commit activity
    CSS 42 16 2 2 Updated Jul 17, 2025
  • office-scripts-docs-reference Public

    Office Scripts API Reference Documentation

    OfficeDev/office-scripts-docs-reference’s past year of commit activity
    TypeScript 61 CC-BY-4.0 28 5 0 Updated Jul 17, 2025
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