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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 926

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

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

    JavaScript 1k 950

  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 504 324

  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://officeapis.public.onecdn.static.microsoft/1/office.js.

    JavaScript 851 125

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

    Developer tools for building Teams apps

    TypeScript 780 316

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

    JavaScript library for use by Microsoft Teams apps

    TypeScript 471 217

Repositories

Showing 10 of 374 repositories
  • 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 98 52 3 1 Updated Oct 16, 2026
  • Office-Addin-TaskPane-React Public

    Template to get start started writing a TaskPane Office Add-in for the React framework using TypeScript

    OfficeDev/Office-Addin-TaskPane-React's past year of commit activity
    TypeScript 88 46 5 1 Updated Oct 16, 2026
  • Office-Addin-TaskPane-React-JS Public

    Template to get start started writing a TaskPane Office Add-in for the React framework using JavaScript

    OfficeDev/Office-Addin-TaskPane-React-JS's past year of commit activity
    JavaScript 33 25 0 1 Updated Oct 16, 2026
  • 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://officeapis.public.onecdn.static.microsoft/1/office.js.

    OfficeDev/office-js's past year of commit activity
    JavaScript 851 125 893 6 Updated Oct 16, 2026
  • microsoft-365-agents-toolkit Public

    Developer tools for building Teams apps

    OfficeDev/microsoft-365-agents-toolkit's past year of commit activity
    TypeScript 780 316 34 105 Updated Oct 16, 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# 94 MIT 63 1 1 Updated Oct 16, 2026
  • office-scripts-docs-reference Public

    Office Scripts API Reference Documentation

    OfficeDev/office-scripts-docs-reference's past year of commit activity
    TypeScript 70 CC-BY-4.0 36 6 0 Updated Oct 16, 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 471 217 232 41 Updated Oct 16, 2026
  • Office-Addin-TaskPane-JS Public

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

    OfficeDev/Office-Addin-TaskPane-JS's past year of commit activity
    JavaScript 56 36 0 1 Updated Oct 16, 2026
  • office-js-docs-pr Public

    Microsoft Office Add-ins Documentation

    OfficeDev/office-js-docs-pr's past year of commit activity
    466 CC-BY-4.0 291 3 7 Updated Oct 16, 2026
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