Acknowledgements

SeeMate is built on great work by others. Thank you.

Arasan chess engine

SeeMate's on-device chess engine is Arasan by Jon Dart, used under the MIT License. The complete licence file follows.

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                        Arasan Chess LICENSE

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Arasan chess engine software, including the contents of the src, book,
doc, prj, tests, and network directories of the software archive, is
distributed under the following License:
 
Copyright 1994-2026 by Jon Dart

 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.

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Notes regarding the GUI:

The Arasan Windows user interface (GUI), the source of which is in the "gui"
directory, is also under this license, and leverages the the lundasvg SVG
rendering package (https://github.com/sammycage/lunasvg), also MIT-licensed.

The SVG piece images (spatial and celtic), which are loaded at runtime, are 
Copyright Maurizio Monge, MIT license.

The chess-openings subdirectory, distributed with the GUI, is a fork
of https://github.com/lichess-org/chess-openings/, and is under the
Creative Commons CC0 1.0 Universal license.

Kokoro TTS voice

The spoken move phrases were pre-rendered with the Kokoro-82M text-to-speech model by hexgrad, used under the Apache License 2.0. The model itself is not included in the app; only the recorded phrases are.

Meta Wearables Device Access Toolkit

Ray-Ban Meta glasses support is built with Meta's Wearables Device Access Toolkit, used under the Meta Wearables Developer Terms.

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