{
  "added_at": "2026-11-08",
  "additional_evidence_urls": [
    "https://github.com/Twyx22/ak820-center/blob/415819cd109d66ec88f3840ad872126dd61bbc22/README.md"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "AK820 Center implements a Linux configurator for the AJAZZ AK820 Pro keyboard using a vendor HID protocol recovered from the Windows DeviceDriver.exe. Its protocol notes describe 65-byte feature reports, transaction framing and command banks; the Qt application controls lighting, remapping, macros and TFT uploads over wired USB.",
  "description_zh": "AK820 Center 利用从 Windows DeviceDriver.exe 恢复的厂商 HID 协议，为 AJAZZ AK820 Pro 实现 Linux 配置程序。协议文档记录 65 字节功能报告、事务封装和命令区；Qt 程序经有线 USB 管理灯效、键位、宏和 TFT 图像上传。",
  "entry_url": "https://awesomerea.org/resources/ak820-center-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/ak820-center-case/",
  "evidence_class": 1,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/Twyx22/ak820-center/blob/415819cd109d66ec88f3840ad872126dd61bbc22/PROTOCOL.md",
  "group": "cases",
  "id": "ak820-center-case",
  "json_url": "https://awesomerea.org/resources/ak820-center-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/ak820-center-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/ak820-center-case/index.md",
  "name": "AK820 Center: a Linux configurator for the AJAZZ AK820 Pro",
  "name_zh": "AK820 Center：AJAZZ AK820 Pro 的 Linux 配置程序",
  "preview_kind": "image",
  "preview_url": "https://awesomerea.org/previews/ak820-center-case.png",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "license"
  ],
  "requirements": [
    "AJAZZ AK820 Pro family B keyboard connected by USB-C; 2.4 GHz and Bluetooth control are unsupported.",
    "Linux with Qt 6 Widgets, hidapi, CMake and GCC or Clang.",
    "MIT license."
  ],
  "requirements_zh": [
    "需要通过 USB-C 连接的 AJAZZ AK820 Pro B 系列键盘；不支持通过 2.4 GHz 或蓝牙配置。",
    "需要 Linux、Qt 6 Widgets、hidapi、CMake 以及 GCC 或 Clang。",
    "采用 MIT 许可证。"
  ],
  "scope": "partial",
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/Twyx22/ak820-center",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}