# Amazon OpenSearch Serverless collections
<a name="serverless-collections"></a>

A *collection* in Amazon OpenSearch Serverless is a logical grouping of one or more indexes that represent an analytics workload. OpenSearch Serverless automatically manages and tunes the collection, requiring minimal manual input.

**Topics**
+ [Managing Amazon OpenSearch Serverless collections](serverless-manage.md)
+ [Working with vector search collections](serverless-vector-search.md)
+ [Using data lifecycle policies with Amazon OpenSearch Serverless](serverless-lifecycle.md)
+ [Using the Amazon SDKs to interact with Amazon OpenSearch Serverless](serverless-sdk.md)
+ [Using Amazon CloudFormation to create Amazon OpenSearch Serverless collections](serverless-cfn.md)
+ [Backing up collections using snapshots](serverless-snapshots.md)
+ [Zstandard Codec Support in Amazon OpenSearch Serverless](serverless-zstd-compression.md)
+ [Save Storage by Using Derived Source](serverless-derived-source.md)