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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# 1.3k 909

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

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

    JavaScript 952 938

  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 460 306

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

    Microsoft Office JavaScript API Reference

    TypeScript 147 68

  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 789 117

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

    Microsoft Office Add-ins Documentation

    457 273

Repositories

Showing 10 of 451 repositories
  • 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!

    OfficeDev/Microsoft-Teams-Samples’s past year of commit activity
    C# 1,333 MIT 909 74 78 Updated Feb 2, 2026
  • microsoft-365-agents-toolkit Public

    Developer tools for building Teams apps

    OfficeDev/microsoft-365-agents-toolkit’s past year of commit activity
    TypeScript 649 281 263 (1 issue needs help) 34 Updated Feb 2, 2026
  • Microsoft-Teams-Adaptive-Card-Samples Public

    Adaptive Card Samples for Teams

    OfficeDev/Microsoft-Teams-Adaptive-Card-Samples’s past year of commit activity
    67 MIT 26 1 1 Updated Feb 1, 2026
  • O365-EDU-Assignments-GradeSync-App Public
    OfficeDev/O365-EDU-Assignments-GradeSync-App’s past year of commit activity
    C# 2 MIT 3 1 12 Updated Feb 1, 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 81 40 5 1 Updated Feb 1, 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 32 20 0 1 Updated Feb 1, 2026
  • Office-Addin-TaskPane-SSO-JS Public

    JavaScript project template for creating an Office taskpane add-in that uses SSO.

    OfficeDev/Office-Addin-TaskPane-SSO-JS’s past year of commit activity
    JavaScript 12 16 1 0 Updated Feb 1, 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 55 32 0 1 Updated Feb 1, 2026
  • Excel-Custom-Functions-JS Public

    Write your own functions in Excel using JavaScript.

    OfficeDev/Excel-Custom-Functions-JS’s past year of commit activity
    JavaScript 57 24 2 1 Updated Feb 1, 2026
  • Excel-Custom-Functions Public

    Learn about custom functions in Excel.

    OfficeDev/Excel-Custom-Functions’s past year of commit activity
    TypeScript 332 64 8 0 Updated Feb 1, 2026
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