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16 changes: 11 additions & 5 deletions readme.md
Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,10 @@ Repository for both **NEST** and **Elasticsearch.Net**, the two official [Elasti

## Compatibility Matrix

Language clients are forward compatible; meaning that clients support communicating with greater minor versions of Elasticsearch.

Elastic language clients are also backwards compatible with lesser supported minor Elasticsearch versions.

| .NET Clients | Elasticsearch | Supported | Windows/Linux CI | Tests |
| ----------------- | ------------- | ------------------ | ------------------ | ------------------ |
| 0.x | 0.x | :x: | :heavy_minus_sign: | :heavy_minus_sign: |
Expand Down Expand Up @@ -61,9 +65,11 @@ When we release a client we will run the unit and integration tests against the

Any incompatibilities between minor versions are documented against the release.

#### I have a `6.0` server, what client should I use?
#### I have a `7.0` server, what client should I use?

Always use the latest minor version of the client within that major version, so in this instance, at time of writing, this is version `6.8.x`. The reason being is that `6.8.x` will contain many bug fixes not present in the `6.0.0` version of the client.
Always use the latest minor version of the client within that major version, so in this instance, at time of writing, this is version `7.14.0`. The reason being is that `7.14.x` will contain many bug fixes not present in the `7.0.0` version of the client.

Client methods which call endpoints added to Elasticsearch since `7.0.0` will fail due to those endpoints not existing on the server.

### Low Level Client Compatibility

Expand All @@ -83,8 +89,8 @@ If you use this `experimental` or `beta` functionality, by taking a dependency o

## Preview builds

All branches push new nuget packages on successful CI builds to https://ci.appveyor.com/nuget/elasticsearch-net
All branches push new NuGet packages on successful CI builds to https://ci.appveyor.com/nuget/elasticsearch-net

### [Full documentation at https://www.elastic.co/guide/en/elasticsearch/client/net-api/current](https://www.elastic.co/guide/en/elasticsearch/client/net-api/current/index.html)

## Upgrading
Expand Down Expand Up @@ -351,6 +357,6 @@ A small HTTP server will be spun up locally on port 8000 through which you can v

## Copyright and License

This software is Copyright (c) 2014-2019 by Elasticsearch BV.
This software is Copyright (c) 2014-2021 by Elasticsearch BV.

This is free software, licensed under: [The Apache License Version 2.0](https://github.com/elastic/elasticsearch-net/blob/master/license.txt).