Licenses & Technology Credits

This service uses publicly available data and several open-source software projects. The following licenses apply to the software used to build and operate this service.


Weather Data

Weather forecast data is provided by the U.S. National Weather Service via the National Oceanic and Atmospheric Administration (NOAA) public API.

Data is retrieved from api.weather.gov. All NOAA data is public domain as a work of the United States government.

This website is not affiliated with or endorsed by NOAA or the National Weather Service.


Zstandard

Compression of forecast data is performed using Zstandard (Zstd), an open-source compression algorithm originally developed by Meta.

Licensed under the BSD 3-Clause License.

BSD 3-Clause License

Copyright (c) Meta Platforms, Inc.
All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice.
2. Redistributions in binary form must reproduce the above copyright notice.
3. Neither the name of the copyright holder nor contributors may be used
   to endorse or promote products derived from this software without permission.

THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND.

qrencode

QR codes are generated using the qrencode library.

Licensed under the GNU Lesser General Public License v2.1.

GNU LESSER GENERAL PUBLIC LICENSE
Version 2.1, February 1999

Copyright (C) 1991, 1999 Free Software Foundation

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY.

FastAPI

Backend API framework: FastAPI

Licensed under the MIT License.

MIT License

Copyright (c) FastAPI

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software to deal in the Software without restriction.

Bootstrap

Frontend interface framework: Bootstrap

Licensed under the MIT License.

MIT License

Copyright (c) The Bootstrap Authors

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software to deal in the Software without restriction.

SQLite

The geographic database used for location lookup is powered by SQLite.

SQLite is released into the public domain.

For more information see: https://sqlite.org/copyright.html


This page is provided for transparency and license compliance for the open-source software used to operate this service.