# Elastica: elasticsearch PHP Client

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All documentation for Elastica can be found under [Elastica.io](http://Elastica.io/).
If you have questions, don't hesitate to ask them on [Stack Overflow](http://stackoverflow.com/questions/tagged/elastica)
and add the Tag "Elastica" or in our [Gitter](https://gitter.im/ruflin/Elastica) channel.

All library issues should go to the [issue tracker from GitHub](https://github.com/ruflin/Elastica/issues).

## Compatibility

This release is compatible with all Elasticsearch 9.0 releases and onwards.

The testsuite is run against the most recent minor version of Elasticsearch, currently 9.1.0.

## Contributing

Contributions are always welcome.
For details on how to contribute, check the [CONTRIBUTING](CONTRIBUTING.md) file.

## Versions & Dependencies

This project tries to follow Elasticsearch in terms of [End of Life](https://www.elastic.co/support/eol) and maintenance since 5.x.
It is generally recommended to use the latest point release of the relevant branch.

| Elastica branch                                    | ElasticSearch | elasticsearch-php | PHP            |
|----------------------------------------------------|---------------|-------------------|----------------|
| [9.x](https://github.com/ruflin/Elastica/tree/9.x) | 9.x           | ^9.0              | >=8.1 <8.6     |
| [8.x](https://github.com/ruflin/Elastica/tree/8.x) | 8.x           | ^8.4              | >=8.0 <8.4     |
| [7.x](https://github.com/ruflin/Elastica/tree/7.x) | 7.x           | ^7.0              | ^7.2 \|\| ^8.0 |
| [6.x](https://github.com/ruflin/Elastica/tree/6.x) | 6.x           | ^6.0              | ^7.0 \|\| ^8.0 |

Unmaintained versions:

| Elastica version                                   | ElasticSearch | elasticsearch-php | PHP      |
|----------------------------------------------------|---------------|-------------------|----------|
| [5.x](https://github.com/ruflin/Elastica/tree/5.x) | 5.x           | ^5.0              | \>=5.6   |
| [3.x](https://github.com/ruflin/Elastica/tree/3.x) | 2.4.0         | no                | \>=5.4   |
| [2.x](https://github.com/ruflin/Elastica/tree/2.x) | 1.7.2         | no                | \>=5.3.3 |