第三方许可

汉字小黑板使用了以下第三方开源组件和数据。项目自有代码版权归项目所有者所有。

Hanzi Writer

用于汉字笔顺动画。Hanzi Writer v3.7.2 由 David Chanin 开发，采用 MIT License。 

The MIT License (MIT)

Copyright (c) 2014 David Chanin

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.

Hanzi Writer Data / Make Me A Hanzi / Arphic

本站本地保存的汉字笔顺数据来自 Hanzi Writer Data。该数据源自 Make Me A Hanzi 项目， 后者从 Arphic Technology 发布的字体数据中提取。数据按 Arphic Public License 分发。

Quick, Draw! 简笔画数据

“我想画画”功能的部分简笔画画法，由 Google Quick, Draw! 数据集转换而来。数据集共 345 个类别、约 5000 万张简笔画，本站将其中部分类别的矢量笔画 （每笔的 x/y 坐标序列）转换为 SVG 分步画法。 

Dataset: "Quick, Draw!" by Google — https://quickdraw.withgoogle.com/data
Used under the Creative Commons Attribution 4.0 License (CC BY 4.0).

This dataset is licensed under CC BY 4.0. Attribution is required.
For the full license text, visit https://creativecommons.org/licenses/by/4.0/legalcode

服务与浏览器能力

语音识别、语音朗读、全屏和提示音使用浏览器原生能力。Cloudflare Pages 用于静态页面和可选接口部署。 Agnes AI 仅在配置接口密钥后用于语音文本纠错，不随页面代码分发模型或密钥。