规则引擎基于 ProAvalon，固定提交 a125fb7ebda0e2fea4991b435656c41b48e79c19。原作者与 MIT 许可保留如下。
GameBar 保留其服务端任务、投票、身份可见性与刺杀类；移除原站 MongoDB、账号、排行榜和社区副作用，接入 GameBar 统一账号与 SQLite 固定座位；修复载荷检查、非法任务票、连接与无人房生命周期，另制适配手机的界面。当前开放 5–10 人标准角色配置，无自动倒计时。
MIT License Copyright (c) 2018 Victor Kuo 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.