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@OfficeDev

Microsoft 365 Developer

Developer tools, samples, and other resources for building solutions for Office 365 and beyond.

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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!

    1.4k 925

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

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

    JavaScript 1k 952

  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 502 324

  4. 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 845 124

  5. microsoft-365-agents-toolkit microsoft-365-agents-toolkit Public

    Developer tools for building Teams apps

    TypeScript 777 314

  6. microsoft-teams-library-js microsoft-teams-library-js Public

    JavaScript library for use by Microsoft Teams apps

    TypeScript 469 215

Repositories

Showing 10 of 422 repositories
  • microsoft-365-agents-toolkit Public

    Developer tools for building Teams apps

    OfficeDev/microsoft-365-agents-toolkit's past year of commit activity
    TypeScript 777 314 29 90 Updated Sep 17, 2026
  • 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# 95 MIT 62 1 1 Updated Sep 17, 2026
  • office-dev-program-docs Public

    Docs for the M365 Developer Program.

    OfficeDev/office-dev-program-docs's past year of commit activity
    33 CC-BY-4.0 58 5 3 Updated Sep 17, 2026
  • 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 469 215 229 42 Updated Sep 17, 2026
  • office-js-snippets Public

    A collection of code snippets built for Script Lab.

    OfficeDev/office-js-snippets's past year of commit activity
    TypeScript 282 134 0 3 Updated Sep 16, 2026
  • 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 1,010 MIT 951 11 9 Updated Sep 16, 2026
  • office-js-docs-reference Public

    Microsoft Office JavaScript API Reference

    OfficeDev/office-js-docs-reference's past year of commit activity
    TypeScript 153 MIT 72 8 8 Updated Sep 16, 2026
  • Excel-Custom-Functions Public

    Template and kit for creating a custom functions add-in.

    OfficeDev/Excel-Custom-Functions's past year of commit activity
    TypeScript 333 69 9 0 Updated Sep 16, 2026
  • office-js-docs-pr Public

    Microsoft Office Add-ins Documentation

    OfficeDev/office-js-docs-pr's past year of commit activity
    467 CC-BY-4.0 290 4 5 Updated Sep 16, 2026
  • generator-office Public

    Yeoman generator for building Microsoft Office related projects.

    OfficeDev/generator-office's past year of commit activity
    TypeScript 960 MIT 226 8 1 Updated Sep 15, 2026
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