# Office Add-ins API

**Canonical:** https://apis.io/apis/ms-office/office-add-ins-api/  
**Provider:** Microsoft Office APIs — https://apis.io/providers/ms-office/  
**Base URL:** https://appsforoffice.microsoft.com  
**Documentation:** https://docs.microsoft.com/en-us/office/dev/add-ins/

Office Add-ins API is one of 4 APIs that [Microsoft Office APIs](https://apis.io/providers/ms-office/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Add-Ins, Extensions, and JavaScript. The published artifact set on APIs.io includes API documentation and an API reference.

JavaScript API for building add-ins for Word, Excel, PowerPoint, and Outlook.

## Machine-readable artifacts (3)

- **Documentation** — https://docs.microsoft.com/en-us/office/dev/add-ins/overview/office-add-ins
- **Reference** — https://docs.microsoft.com/en-us/javascript/api/overview
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/ms-office/refs/heads/main/apis.yml

## Other Microsoft Office APIs APIs (3)

- [Microsoft Office APIs Groups API](https://apis.io/apis/ms-office/ms-office-groups-api/)
- [Microsoft Office APIs Me API](https://apis.io/apis/ms-office/ms-office-me-api/)
- [Microsoft Office APIs Users API](https://apis.io/apis/ms-office/ms-office-users-api/)

## Tags

Add-Ins, Extensions, JavaScript

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/ms-office/office-add-ins-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/ms-office/.