{"adoption": {"forks": 285, "observed_at": "2026-08-28T04:05:39.551979+00:00", "stars": 1811}, "canonical_url": "https://ross.abutalabs.com/products/gameenginefromscratch", "card": {"archived": false, "artifact_type": "learning-resource", "description": "配合我的知乎专栏写的项目", "domain": ["graphics", "tutorials"], "enriched": true, "function": ["game-engine", "graphics", "simulation"], "health_score": 20, "homepage": "https://zhuanlan.zhihu.com/c_119702958", "language": "C++", "license": "NOASSERTION", "license_family": "other", "maturity": "maintenance", "member_repos": ["netwarm007/GameEngineFromScratch"], "name": "netwarm007/GameEngineFromScratch", "platform": ["windows", "wasm", "cpp"], "pushed_at": "2023-09-16T13:30:04+00:00", "repo": "netwarm007/GameEngineFromScratch", "stars": 1811, "tags": ["game-engine-from-scratch", "tutorial-series", "opengex", "vulkan", "directx12", "metal", "opengl", "bullet-physics", "ispc", "educational-project", "game-development", "macos", "linux", "android"], "topics": [], "urls": [], "use_cases": ["learn how a game engine works internally", "study graphics backend abstraction across OpenGL Metal Vulkan and DirectX 12", "follow a tutorial series building a game engine from scratch", "see how to integrate Bullet physics and OpenGEX scene graphs in C++", "example of cross-platform C++ engine builds with CMake including WebAssembly"], "what_it_is": "A companion sample codebase for a Zhihu article series on hand-building a next-generation game engine from scratch in C++. It implements a cross-platform engine with multiple graphics backends (OpenGL, Metal, DirectX 12, Vulkan), Bullet physics, and OpenGEX scene loading.", "when_to_avoid": ["you need a production-ready engine for shipping a game", "you need a permissive license - the license is non-standard/unspecified", "you need actively maintained platform support for Android, WebAssembly, or consoles"], "when_to_choose": ["you want educational, article-backed source code explaining engine architecture step by step", "you want to see multi-API rendering abstraction (OpenGL, Metal, DX12, Vulkan) in one codebase", "you prefer learning by reading and modifying a small engine rather than using a production engine"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/gameenginefromscratch", "repo": "netwarm007/GameEngineFromScratch", "role": "main", "score": 23}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:39.551979+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:21:16.339870+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "d656aebf14d95b340261f6b2b45f568775820285625894b78faab3ab65112b57", "fetched_at": "2026-08-28T04:05:39.551979+00:00", "kind": "readme", "missing": false, "url": "https://github.com/netwarm007/GameEngineFromScratch"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3303, "days_push": 1082, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 23, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}