- [Customization Guide](https://github.com/codelibs/fess-site-search)

---

### Elasticsearch / OpenSearch

If you're migrating from a standalone Elasticsearch or OpenSearch deployment:

#### Document Migration

**Step 1: Export from Source**

Export documents from your existing Elasticsearch/OpenSearch cluster:

```bash
# Using elasticdump

  </mime-type>
  <mime-type type="application/x-vnd.datapackage+json">
    <_comment>frictionless data package - standalong datapackage.json</_comment>
    <sub-class-of type="application/json"/>
  </mime-type>
  <mime-type type="application/x-vnd.datapackage+gz">
    <_comment>frictionless data package - gzip of standalone datapackage.json</_comment>
    <sub-class-of type="application/gzip"/>
  </mime-type>