> ## Documentation Index
> Fetch the complete documentation index at: https://developers.openalex.org/llms.txt
> Use this file to discover all available pages before exploring further.

# Source Types Overview

> All source type values in OpenAlex

Source types classify the kind of venue where works are hosted.

## Values

| ID               | Display name   |
| ---------------- | -------------- |
| `book series`    | book series    |
| `conference`     | conference     |
| `ebook platform` | ebook platform |
| `journal`        | journal        |
| `other`          | other          |
| `repository`     | repository     |

Use these values with the `type` filter on sources: `filter=type:journal`

See the [Sources guide](/api-reference/sources) for more about source types.