License.txt

OpenXRay is a fan-created modification of the X-Ray Engine (also referred to as XRAY and X-ray) developed by GSC Game World.
OpenXRay is not an official product of GSC Game World and is a derivative work based on the original X-Ray Engine sources.

This community project is not affiliated with GSC Game World in any way.
When using OpenXRay for making modifications for S.T.A.L.K.E.R. games developed by GSC Game World, follow the official EULA and Fan Content Creation Guidelines:
https://www.gsc-game.com/eula/
https://www.gsc-game.com/guidelines/

All the modifications to the original code and new code created by the OpenXRay team and contributors are released under the following licence:

MIT License

Copyright © 2014-2025 OpenXRay and contributors

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.