{
  "added_at": "2026-11-09",
  "category": "reconstruction-cases",
  "class": "game",
  "description_en": "Ladder reimplements the 1982 CP/M arcade game in Go. The author observes the original in a CP/M emulator and consults an earlier Java version while rebuilding its platform, ladder and falling-object gameplay; development remains in progress.",
  "description_zh": "Ladder 用 Go 重实现 1982 年的 CP/M 街机游戏。作者在 CP/M 模拟器中观察原版，并参考较早的 Java 实现，重建平台、梯子和落物玩法；项目仍在开发。",
  "entry_url": "https://awesomerea.org/resources/ladder-cpm-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/ladder-cpm-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/mengstr/ladder/blob/536e0e9b326ab3d5ddd71e2f3b167de305f6fe78/README.md",
  "group": "cases",
  "id": "ladder-cpm-case",
  "json_url": "https://awesomerea.org/resources/ladder-cpm-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/ladder-cpm-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/ladder-cpm-case/index.md",
  "name": "Ladder: reconstructing the CP/M arcade game in Go",
  "name_zh": "Ladder：用 Go 重建 CP/M 街机游戏",
  "reconstruction_method": "engine-reimplementation",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "Go is used to build the reimplementation.",
    "The author describes the work as in progress.",
    "MIT."
  ],
  "requirements_zh": [
    "重实现程序使用 Go 构建。",
    "作者说明项目仍在开发。",
    "许可证为 MIT。"
  ],
  "scope": "unknown",
  "targets": [
    "game"
  ],
  "url": "https://github.com/mengstr/ladder",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}