> For the complete documentation index, see [llms.txt](https://energytransition.gitbook.io/esdl/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://energytransition.gitbook.io/esdl/how-to-use-esdl/using-esdl-to-model-an-energy-system.md).

# Using ESDL to model an energy system

## Setting up Eclipse

You can install Eclipse using the link [Setup Eclipse using the update site](/esdl/how-to-use-esdl/using-esdl-to-model-an-energy-system/setup-eclipse-update-site.md). You will get automatic notifications whenever updates become available.

## Using ESDL to model an energy system

At the moment there are two initiatives to view and edit/generate ESDL instances:

* [Eclipse based ESDL tree editor](/esdl/how-to-use-esdl/using-esdl-to-model-an-energy-system/esdl-tree-editor.md)
* [Graphical ESDL editor](/esdl/how-to-use-esdl/using-esdl-to-model-an-energy-system/esdl-graphical-editor.md) (the designer)