---
title: "Creates a new extension association for an app"
method: POST
path: "/api/v1/marketplace/apps/{appId}/extensions"
tags: ["AppExtensions"]
---

# Creates a new extension association for an app

`POST /api/v1/marketplace/apps/{appId}/extensions`

## Path parameters

- `appId` integer, required

## Request body

- AppAssociationRequest
  - `platformServiceId` string, nullable
  - `extensionName` string, nullable
  - `addToNav` boolean
  - `uniqueName` string, nullable
  - `extensionType` 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9

## Response `200`

OK

---

[API](https://skmtc.dev/q2developer/apis/q2-portal-web-server.md) · [All operations](https://skmtc.dev/q2developer/apis/q2-portal-web-server/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/q2developer/q2-portal-web-server/revisions/7225eea22612/schema)