# API documentation

> **Note**
>
> Use the **navigation tree on the left****main menu button in the upper-left corner** to navigate through CKEditor API.

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## Popular API pages

* [Configuration Reference](module_core_editor_editorconfig-EditorConfig.md) – CKEditor configuration settings explained.
* [`ClassicEditor`](module_editor-classic_classiceditor-ClassicEditor.md) – The entry point for the Classic editor integration.
* [`InlineEditor`](module_editor-inline_inlineeditor-InlineEditor.md) – The entry point for the Inline editor integration.
* [`BalloonEditor`](module_editor-balloon_ballooneditor-BalloonEditor.md) – The entry point for the Balloon editor integration.

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## Documentation

* [CKEditor 5 Framework](../framework/index.md) – Learn how to develop with CKEditor 5 Framework, customize it and create plugins.
* [Installing CKEditor 5](../getting-started/index.md) – Learn how to install, integrate and configure CKEditor 5.
* [Features](../features/index.md) – Learn about the features available in CKEditor 5.

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## Contribute

CKEditor is an Open Source project and your contribution is most welcome. Feel free to [report bugs](../support/index.md#reporting-issues) or improve the code on [GitHub](https://github.com/ckeditor/ckeditor5). Since CKEditor is localized, you can also help [translating it](../framework/contributing/contributing.md#translating). You do not need to be a programmer to contribute to the project!

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Full index of the CKEditor 5 API reference: [llms.txt](llms.txt)