---
title: Working with indexing features
description: These pages include details for incorporating indexing features into your integrations, such as time series data stream (TSDS), doc-value-only fields,...
url: https://docs-v3-preview.elastic.dev/elastic/integrations/pull/17438/extend/integrations-tsds-synthetic-source
products:
  - Elastic integrations
---

# Working with indexing features
These pages include details for incorporating indexing features into your integrations, such as time series data stream (TSDS), `doc-value-only` fields, and synthetic source.
- [TSDS guidelines](https://docs-v3-preview.elastic.dev/elastic/integrations/pull/17438/extend/developer-tsds-guidelines)
- [How to test indexing features](https://docs-v3-preview.elastic.dev/elastic/integrations/pull/17438/extend/testing-indexing-features)