{
  "added_at": "2026-11-09",
  "category": "reconstruction-cases",
  "class": "game",
  "description_en": "OpenGD reimplements Geometry Dash gameplay in C++ on Axmol, aiming to match the original game. It requires resources from Geometry Dash 2.1 or 2.2; the documented gameplay rewrite currently leaves levels unplayable.",
  "description_zh": "OpenGD 使用 C++ 和 Axmol 重建 Geometry Dash 玩法，以原作行为为目标。运行需要 Geometry Dash 2.1 或 2.2 的资源；当前玩法重写阶段尚无法游玩关卡。",
  "entry_url": "https://awesomerea.org/resources/opengd-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/opengd-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/Open-GD/OpenGD/blob/2a0e30793d86247ad5839a26a8f0ee586f9e84dd/README.md",
  "group": "cases",
  "id": "opengd-case",
  "json_url": "https://awesomerea.org/resources/opengd-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/opengd-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/opengd-case/index.md",
  "name": "OpenGD: a Geometry Dash gameplay reimplementation",
  "name_zh": "OpenGD：Geometry Dash 玩法重建",
  "reconstruction_method": "engine-reimplementation",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "Requires Geometry Dash 2.1 or 2.2 resources to run.",
    "Building requires PowerShell, CMake, a C++20 compiler and Axmol.",
    "The project is unmaintained, and levels are currently unplayable.",
    "Licensed under GPL-3.0."
  ],
  "requirements_zh": [
    "运行需要 Geometry Dash 2.1 或 2.2 的资源。",
    "构建需要 PowerShell、CMake、C++20 编译器和 Axmol。",
    "项目已停止维护，目前关卡无法游玩。",
    "采用 GPL-3.0 许可证。"
  ],
  "scope": "unknown",
  "targets": [
    "game"
  ],
  "url": "https://github.com/Open-GD/OpenGD",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}