The following slots are available when building a site plugin for the Post page.
The following image shows slots in the Post page, into which users can add plugins.

Each slot is identified by a unique placement slot ID. Declare the slots your plugin can be added to by listing their IDs in the placementsSlotIds array in your plugin's configuration:
The following table lists the placement slot ID for each slot in the Slots diagram:
| Slot | Placement slot ID |
|---|---|
above-header | d33b7f52-55f6-4db0-b1ca-94d4ba413591 |
above-content-1 | c175dd01-ac82-485a-bcff-d4484b9abc20 |
above-content-2 | 7e1d7afb-bd06-442a-b5e4-dcd8cbb1193f |
below-content-1 | 914041aa-e527-406e-9e73-2c7d3d667e88 |
below-content-2 | 9ebfec4c-7536-4f62-a40c-eb8d194b116c |
page-bottom-1 | 72727f32-eef4-415c-81dc-77f9171ac1fc |
page-bottom-2 | 9bf8d57d-660a-434c-9328-ea3c75af06ee |
page-bottom-3 | 4add04d7-6d16-4f40-af90-26a99efd3011 |
For example, to allow your plugin to be placed above the post content:
Note: The legacy placements format isn't deprecated, and plugins that haven't been migrated continue to work. We still recommend migrating your code to placementsSlotIds.
placements valuesThe slots are represented by the following placement object:
Provide the following values for each property:
| Key | Value |
|---|---|
appDefinitionId | "14bcded7-0066-7c35-14d7-466cb3f09103" |
widgetId | "211b5287-14e2-4690-bb71-525908938c81" |
slotId | ID of the slot you want as displayed in the image above. Supported values:
|
For example:
Learn more about how to add your plugin to a slot from the dashboard page.
Use the Post plugin API to integrate with the plugin's host.
The API provides data about the current post.
| Name | Type | Description |
|---|---|---|
postId | String | The ID of the current post. |
Post plugins usually need to integrate with Wix Blog Post APIs, as well as other backend APIs.
In your site plugin or in your app's server code, you may want to perform actions or implement logic that is dependent on the current post or related data.
You can do this using the Wix Blog APIs (Velo, REST, JavaScript SDK).
Last updated: 13 October 2026