>This is the development branch `ue4-dev` for the **Unreal Engine 4.26 version of CARLA**. This branch exists in parallel with the Unreal Engine 5.3 version of CARLA, in the `ue5-dev` branch. Please be sure that this version of CARLA is suitable for your needs as there are significant differences between the UE 4.26 and UE 5.3 versions of CARLA.
>The CARLA package downloads are now provided using the BackBlaze CDN. The Amazon Web Service download links have been discontinued. Please ensure you update any relevant information in repositories using the CARLA simulator package versions.
* [**RoadRunner**](https://www.mathworks.com/products/roadrunner.html): MATLAB GUI based application to create road networks in the ASAM OpenDRIVE format
* [**Map Editor**](https://github.com/carla-simulator/carla-map-editor): Standalone GUI application to enhance RoadRunner maps with traffic lights and traffic signs information
The ad-rss-lib library compiled and linked by the [RSS Integration build variant](Docs/adv_rss.md) introduces [LGPL-2.1-only License](https://opensource.org/licenses/LGPL-2.1).
CARLA uses three dependencies as part of the SUMO integration:
- [PROJ](https://proj.org/), a generic coordinate transformation software which uses the [X/MIT open source license](https://proj.org/about.html#license).
- [SQLite](https://www.sqlite.org), part of the PROJ dependencies, which is [in the public domain](https://www.sqlite.org/purchase/license).
- [Xerces-C](https://xerces.apache.org/xerces-c/), a validating XML parser, which is made available under the [Apache Software License, Version 2.0](http://www.apache.org/licenses/LICENSE-2.0.html).
CARLA uses one dependency as part of the Chrono integration:
- [Eigen](https://eigen.tuxfamily.org/index.php?title=Main_Page), a C++ template library for linear algebra which uses the [MPL2 license](https://www.mozilla.org/en-US/MPL/2.0/).
CARLA uses the Autodesk FBX SDK for converting FBX to OBJ in the import process of maps. This step is optional, and the SDK is located [here](https://www.autodesk.com/developer-network/platform-technologies/fbx-sdk-2020-0)
This software contains Autodesk® FBX® code developed by Autodesk, Inc. Copyright 2020 Autodesk, Inc. All rights, reserved. Such code is provided "as is" and Autodesk, Inc. disclaims any and all warranties, whether express or implied, including without limitation the implied warranties of merchantability, fitness for a particular purpose or non-infringement of third party rights. In no event shall Autodesk, Inc. be liable for any direct, indirect, incidental, special, exemplary, or consequential damages (including, but not limited to, procurement of substitute goods or services; loss of use, data, or profits; or business interruption) however caused and on any theory of liability, whether in contract, strict liability, or tort (including negligence or otherwise) arising in any way out of such code."
