What's new for developers in Microsoft Teams
Discover Microsoft Teams platform features that are introduced in Microsoft Build 2021, generally available (GA), and in developer preview.
Microsoft Build 2021
| Date | Features | Changed topics |
|---|---|---|
| 05/26/2021 | Build tabs with Adaptive Cards. | Build tabs |
| 05/25/2021 | Updated Teams Toolkit for Visual Studio Code and Visual Studio. | Get started with Teams app development |
| 05/25/2021 | New Developer Portal for Teams introduced for managing your Teams apps. | Developer Portal for Teams |
| 05/25/2021 | Together Mode feature combines participants into a single virtual scene and places their video streams in pre-determined seats. | Together Mode |
| 05/24/2021 | Bots can be enabled to receive all channel messages using resource-specific consent (RSC). | Receive all messages with RSC, bot conversation overview, channel and group conversations, and developer preview manifest schema |
| 05/21/2021 | Tabs link unfurling and stage view. | Tabs link unfurling and stage view |
Note
For more information on features available in developer preview, see public developer preview for Teams.
GA features
Microsoft Teams platform features that are available to all app developers.
2021
| Date | Notes | Changed topics |
|---|---|---|
| 05/31/2021 | Conversational tabs. | Start and continue conversations about content in your tabs |
| 05/24/2021 | Updated Teams app design guidelines with mobile patterns and more. | Designing your Teams app |
| 05/13/2021 | Added information on mConnect and Skooler. | Moodle learning management system |
| 05/10/2021 | Manifest v1.10 is released. | Manifest schema |
| 05/10/2021 | New app customization feature. | Enable orgs to customize your app |
| 05/07/2021 | Deep links for audio and video calls in chat. | Deep links |
| 04/30/2021 | New guidance on how to publish apps to the Teams store. | Publish your app to the Teams store, Teams store validation guidelines |
| 04/29/2021 | Universal Actions for Adaptive Cards. | Universal Actions for Adaptive Cards |
| 04/29/2021 | User Specific Views. | User Specific Views |
| 04/29/2021 | Sequential Workflows. | Sequential Workflows |
| 04/29/2021 | Up to date cards. | Up to date cards |
| 04/08/2021 | App customization feature. | Design teams app overview, App studio overview, and Manifest schema |
| 03/18/2021 | Notice: Update to version 4.10 or above of the Bot Framework SDK, as we've started with the deprecation process for TeamsInfo.getMembers and TeamsInfo.GetMembersAsync. |
Bot API Changes for Team/Chat Members |
| 03/05/2021 | Notice: Tabs will no longer have margins surrounding their experiences. Tab developers should review and update their apps. | Removing tab margins |
| 03/05/2021 | Default install scope and group capability. | Default install scope and group capability |
| 03/05/2021 | Reorder personal app tabs. | Reorder the chat tab in personal apps |
| 03/04/2021 | Information masking in Adaptive cards. | Information masking in Adaptive cards |
| 02/19/2021 | Added location capabilities. Location capabilities information is added in the device capabilities overview, native device permissions, integrate media capabilities, and QR or barcode scanner capability files. |
Overview, Request device permissions, Integrate media capabilities, Integrate QR or barcode scanner capability, Integrate location capabilities |
| 02/18/2021 | Added QR or barcode scanner capability. QR or barcode scanner capability information is added in the device capabilities overview, native device permissions, and integrate media capabilities files. |
Overview, Request device permissions, Integrate media capabilities, Integrate QR or barcode scanner capability |
| 02/09/2021 | Added device capabilities overview. Microphone capability information is added in the native device permissions and integrate media capabilities files. |
Overview, Request device permissions, Integrate media capabilities |
2020
| Date | Notes | Changed topics |
|---|---|---|
| 11/30/2020 | Identity platform integration with Teams Toolkit and Visual Studio Code for tabs. | Single sign-on authentication with Teams Toolkit and Visual Studio Code for tabs |
| 11/16/2020 | Teams app manifest updated to version 1.8. | Reference: Manifest schema for Microsoft Teams |
| 11/10/2020 | Teams bot design guidelines. | Bot design guidelines |
| 09/30/2020 | Sending and receiving files to bots on mobile devices is now supported. | Send and receive files through your bot |
| 09/22/2020 | New information for getting started with Teams development. | Build your first Teams app overview |
| 09/18/2020 | Support for in-meeting Teams apps (Release Preview). | Create apps for Teams meetings and Apps in Teams meetings |
| 08/19/2020 | Import Teams messages with Microsoft Graph. | Import third-party platform messages to Teams using Microsoft Graph |
| 08/12/2020 | Adaptive Cards support in incoming webhook moved to GA. | Send adaptive cards using an incoming webhook |
| 08/10/2020 | Get started building Teams apps with the Visual Studio Toolkit. | Build apps with the Microsoft Teams Toolkit and Visual Studio Code |
| 08/06/2020 | Support for Tabs SSO authentication. | Develop an SSO Microsoft Teams Tab |
| 07/27/2020 | Graph proactive bots and messages (Public Preview). | Enable proactive bot installation and proactive messaging in Teams with Microsoft Graph |
| 07/22/2020 | Mobile device capability updates. | Request device permissions for your Microsoft Teams tab |
| 07/20/2020 | Teams App Validation Tool for AppSource submissions. | Teams App Validation Tool |
| 07/15/2020 | Create a virtual assistant for Teams. | Virtual Assistant for Microsoft Teams |
| 07/14/2020 | Surfacing a native loading indicator documentation. | Showing a native loading indicator |
| 07/01/2020 | Get started building Teams apps with the Visual Studio Code Toolkit. | Build apps with the Microsoft Teams Toolkit and Visual Studio Code |
| 07/01/2020 | Single sign-on for tabs GA for Teams web and desktop clients. | Single Sign-On (SSO) |
| 06/05/2020 | Manifest schema updated to version 1.7. | Reference: Manifest schema for Microsoft Teams |
| 05/18/2020 | Integrate Power Virtual Agents with Teams. | Integrate a Power Virtual Agents chatbot with Microsoft Teams |
| 04/01/2020 | Integrate WFM systems with Shifts Connector for Teams. | Microsoft Teams Shifts WFM connectors |
| 03/24/2020 | Added support for retrieving a single member of a conversation, and additional support for retrieving paged members. | Get Teams context for your bot |
2019
| Date | Notes | Changed topics |
|---|---|---|
| 12/26/2019 | The replyToId parameter in payloads sent to a bot is no longer encrypted, allowing you to use this value to construct deeplinks to these messages. Message payloads include the encrypted values in the parameter legacy.replyToId. |
|
| 11/05/2019 | Single sign-on using the Teams JavaScript SDK. | Single sign-on |
| 10/31/2019 | Conversational bots and messaging extension documentation updated to reflect the 4.6 Bot Framework SDK. Documentation for the v3 SDK is available in the Resources section. | All bot and messaging extension documentation. |
| 10/31/2019 | New documentation structure, and major article refactoring. Please report any dead links or 404's by creating a GitHub Issue. | All of them! |
| 09/13/2019 | Request bot is installed from action-based messaging extension. | Initiate actions with messaging extensions |
| 08/28/2019 | Support for private channels in tabs and Connectors. | Get context for your tab |
| 06/20/2019 | Share an external website, from an external website, into a Teams channel. | Share to Teams |
| 05/25/2019 | Respond with bot message from task module. | Respond with bot message from task module |
| 05/25/2019 | Bots in group chats. | Interact with a bot in group chat or channel |
| 05/20/2019 | App manifest localization. | App localization |
| 05/20/2019 | Message actions. | Message Actions |
| 05/20/2019 | Link unfurling (custom URL previews). | Link unfurling |
| 05/06/2019 | Application Certification program for store apps. | Application Certification |
| 05/06/2019 | App Templates are now available. | App Templates |
| 04/23/2019 | Action-based Messaging Extensions are now available. | Action-based Message Extensions |
| 02/18/2019 | Creating deep links to private chat. | Deep linking to a chat |
| 01/23/2019 | Surfacing SKU and licenceType information in the tab context. | Tab Context |
2018
| Date | Notes | Changed topics |
|---|---|---|
| 11/12/2018 | Tabs in group chat is now available in the released version of Teams. As part of this work, the tabs section has been reworked for clarity. | Configurable tabs |
| 11/11/2018 | Getting started for Node JS and for .NET/C# has been updated to use App Studio in Teams, and a new section has been added on hosting Node based Teams apps in Azure. | Get started on the Microsoft Teams platform with C#/.NET and App Studio, Get started on the Microsoft Teams platform with Node JS and App Studio, Host your Node Teams app in Azure |
| 11/09/2018 | You can now create deep links to private chats between users. | Deep linking to a chat |
| 11/08/2018 | SharePoint Framework 1.7 has shipped and with it a new feature to use Microsoft Teams tab as a SharePoint Framework web part. | Tabs in SharePoint |
| 11/05/2018 | The task module feature was released. A task module allows you to create modal popup experiences in your Teams application, from both bots and tabs. Inside the popup, you can run your own custom HTML/JavaScript code, show an <iframe>-based widget such as a YouTube or Microsoft Stream video, or display an Adaptive card. |
Task module Overview, task module in tabs, task module in bots |
| 10/05/2018 | Formatting information for cards has been updated and tested in the desktop, iOS, and Android clients for Teams. | Cards, Card formatting |
| 09/24/2018 | Calls and online meetings APIs for Microsoft Graph were released to beta, and Teams apps can now interact with users in rich ways using voice and video. | Calls and online meetings bots, Real-time media concepts, Registering a calling bot, Debugging and local testing, Application-hosted media, Handling incoming call notifications |
| 09/11/2018 | Tab configuration pages are now significantly taller. | Tab Design |
| 08/15/2018 | Adaptive cards are now supported in Teams. | Adaptive card actions in Teams |
| 08/10/2018 | Client support for DevTools. | DevTools for the Microsoft Teams Desktop Client |
| 08/08/2018 | Messaging extensions now supports multiple commands. | composeExtensions.commands |
| 08/07/2018 | Inline configuration is now supported in Connectors. The Connectors documentation has also been revised and expanded for clarity. | Connectors |
| 08/06/2018 | Your bot can now send and receive files. | Send and receive files through your bot |
| 07/23/2018 | Information about app re-certification has been added to the Publishing section. | Manifest permissions |
| 07/16/2018 | More space has been allocated to the tab configuration page. | The tab configuration page is significantly taller |
| 07/12/2018 | Information on guest access. | Guest access in Microsoft Teams |
| 06/07/2018 | Information for the Microsoft Teams Tenant App Catalog has been added. | Publish your Microsoft Teams app |
| 05/29/2018 | Adaptive cards are supported in Teams. | Adaptive card actions in Teams |
| 04/17/2018 | replyToID has been added to the payload for the Invoke and MessageBack card actions. This is especially useful if you need to update the message that the card action came from. |
Card actions |
| 04/12/2018 | Added this topic to track changes to the Teams programming interface and this documentation set. | What's new |
| 04/10/2018 | Changed authentication URLs to consistently use the tenant ID in the path. | Authentication flow for Tabs, AAD Tab authentication |
| 04/06/2018 | Added design guidelines for using the Command Box. | Command box |
| 04/02/2018 | Using bots to send notifications for your app. | Notification-only bots |
| 03/27/2018 | Expanded documentation for proactive messaging. | Starting a conversation |
| 03/15/2018 | Refactored documentation for cards. | Cards, Card actions, Card formatting, Card reference |
| 03/03/2018 | Added documentation for Teams App Studio. | Quickly develop apps with Teams App Studio, Using the control library in App Studio |
| 02/27/2018 | Added sample code to demonstrate AsTeamsChannelAccounts() method. | Get context for your bot |
| 02/05/2018 | Added topics for getting started using C#. | Get started on the Microsoft Teams platform with C#/.NET |
Developer preview
Developer preview is a public program that provides early access to unreleased Teams platform features.
| Date | Notes | Changed topics |
|---|---|---|
| 05/26/2021 | Build tabs with Adaptive Cards | Build tabs |
| 05/25/2021 | Updated Teams Toolkit for Visual Studio Code and Visual Studio. | Get started with Teams app development |
| 05/25/2021 | New Developer Portal for Teams introduced for managing your Teams apps. | Developer Portal for Teams |
| 05/25/2021 | Together Mode feature combines participants into a single virtual scene and places their video streams in pre-determined seats. | Together Mode |
| 05/24/2021 | Bots can be enabled to receive all channel messages using resource-specific consent (RSC). | Receive all messages with RSC, bot conversation overview, channel and group conversations, and developer preview manifest schema |
| 05/21/2021 | Tabs link unfurling and stage view | Tabs link unfurling and stage view |
| 03/05/2021 | Tabs will no longer have margins surrounding their experiences. Tab developers should review and update their apps. | Removing tab margins |
For more information, see public developer preview for Teams.
Teams app template catalog
Along with new features, we also provide production-ready Teams app templates that you can deploy right away or modify to your needs. Newly added templates are indicated with a star ☆.
Submit your feedback
We encourage Teams developers to ask questions, file bugs, submit feature requests, and make contributions. You can submit feedback through any of the available channels.