-
Build apps for Microsoft Teams
Integrate your apps and services with Teams, the collaboration platform for the modern workplace, and reach millions of users.
-
Get a Teams development environment in seconds
Join the Microsoft 365 Developer Program today to get a new instant sandbox with Teams sample data.

Build apps with the Teams Toolkit for Visual Studio and Visual Studio Code
Use these toolkits to streamline your Teams app development and quickly create, debug and deploy directly from Visual Studio and Visual Studio Code.

Get started with Teams app templates
Check out our inventory of ready-to-use app templates. Accelerate custom Teams app development with these production-ready templates and customize as you see fit for your org.

Build solutions with Teams app development resources
Find solutions, scenarios, best practices, and sample code to help you maximize business value as you build apps for Microsoft Teams.

Join the Microsoft 365 Developer Program
Get an instant sandbox, tools, and other resources you need to build solutions for the Microsoft 365 platform, including:
- A free Microsoft 365 E5 developer subscription, preconfigured with sample data, including Teams data
- Microsoft Graph users, mail, and calendar, Teams, and SharePoint Framework sample data packs
- Access to a community of Microsoft 365 experts
- Personalized content recommendations
Latest blogs
Publish your app in the Microsoft Teams app store
From 0 to hero: connecting your web app to Microsoft Teams using Azure Communication Services
Announcing new Microsoft 365 unified sample gallery with over 1,000 samples
Teams App Dev Challenge winner brings high quality training into Microsoft Teams
Latest videos
Viva Connections & SharePoint Framework Community call – 19th of May, 2022
Run Office Scripts with a button - now in Excel for Windows
Rename SharePoint Framework project easily using CLI for Microsoft 365
Introducing new Microsoft 365 Assessment Tool with SharePoint Syntex Module
More resources
Learn on your own schedule
Become Microsoft certified
Teams has 900+ apps.
Explore the expanding list of partner apps built for Teams to find inspiration for your own solutions.