Overview

The TreeApi extension provides a REST-full web API that can be used to access server items via http(s). The API provides several services that can be used to read and write server items and their properties.

Installation

The TreeApi is provided as an app and is not included within the default setup.

To install the TreeApi, open the App Manager, select ADD APP, and press the download button near to the entry TreeApi .

This will download the app and prepare it for installation. Afterwards, restart the Core Server, close the Core Studio and reopen it. Within the Modules menu of the Core Studio you will find a new sub menu TreeApi. It contains entries for all definitions that are necessary for configuration the TreeApi.

Configuration

Further articles

Interface is available for the following products:

NETx BMS Platform
NETx Multi Protocol Server

Changelog

Version	Date	Notes	Build

Version	Date	Notes	Build
1.1.3	May 11, 2026	Fixes Configuration menus are missing in Core Studio – fixed.	148
1.1.2	Jan 29, 2026	Breaking changes in the API specification. For more details see the API specification. Improvements Changed to .NET 10 Fixes Write multiple not working for strings – fixed.	133
1.1.1	Aug 30, 2024	Fixes TreeApi not accessible via cloud connection – fixed.
1.1.0	Aug 21, 2024	Improvements Write item requests must use invariant culture for item values now. New versioning.
2024.3.26	Mar 26, 2024	New features New server to write multiple items. Improvements Verify that JWT secret is at least 64 characters. Fixes Generated JWT secret is too short – fixed.
2023.8.2	Aug 2, 2023	New features First release.