# What's New in DS Server 4.0

> DS Server 4.0 and 4.1: Linux support, the Core and Classic builds, built-in fonts, the official Docker image, plugins with IPlugin and upgrading from 3.x.

- **Product:** DS Server
- **Section:** Documentation
- **Kind:** Topic
- **Path:** DS Server > What's New > What's New in DS Server 4.0
- **Web URL:** https://docs.textcontrol.com/ds-server/whats-new/0400/
- **LLMs URL:** https://docs.textcontrol.com/ds-server/whats-new/0400/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/ds-server/whats-new/0400/llms-full.txt

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## On This Page

- [Releases](https://docs.textcontrol.com/ds-server/whats-new/0400/#releases)
- [Installation and Platforms](https://docs.textcontrol.com/ds-server/whats-new/0400/#installation-and-platforms)
- [Plugins](https://docs.textcontrol.com/ds-server/whats-new/0400/#plugins)
- [Document Processing, Document Editor and Document Viewer](https://docs.textcontrol.com/ds-server/whats-new/0400/#document-processing-document-editor-and-document-viewer)
- [Upgrading](https://docs.textcontrol.com/ds-server/whats-new/0400/#upgrading)
- [Related Pages](https://docs.textcontrol.com/ds-server/whats-new/0400/#related-pages)

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## Nearby

- **Previous:** [What's New in DS Server 5.0](https://docs.textcontrol.com/ds-server/whats-new/0500/llms.txt)
- **Next:** [What's New in DS Server 3.0](https://docs.textcontrol.com/ds-server/whats-new/0300/llms.txt)