{"adoption": {"forks": 547, "observed_at": "2026-08-28T04:06:18.152592+00:00", "stars": 2138}, "canonical_url": "https://ross.abutalabs.com/products/lumberyard", "card": {"archived": true, "artifact_type": "framework", "description": "Amazon Lumberyard is a free AAA game engine deeply integrated with AWS and Twitch – with full source.", "domain": ["cross-platform"], "enriched": true, "function": ["game-engine", "graphics", "simulation"], "health_score": 10, "homepage": null, "language": "C++", "license": "NOASSERTION", "license_family": "other", "maturity": "abandoned", "member_repos": ["aws/lumberyard"], "name": "aws/lumberyard", "platform": ["windows", "cpp", "cross-platform"], "pushed_at": "2022-09-29T16:48:54+00:00", "repo": "aws/lumberyard", "stars": 2138, "tags": ["aaa-games", "aws-integration", "twitch", "discontinued", "open3d-engine-successor", "game-development"], "topics": ["game-engine", "game-engine-3d", "game-development", "game-dev"], "urls": [], "use_cases": ["build a 3d game with a full-source aaa engine", "study the source code of a discontinued game engine", "migrate a lumberyard project to open 3d engine", "create multiplayer games with aws and twitch integration"], "what_it_is": "Amazon Lumberyard is a free AAA game engine with full source, deeply integrated with AWS and Twitch. It is no longer offered; the repository is archived and its community-maintained successor is Open 3D Engine (O3DE).", "when_to_avoid": ["you are starting a new game project - use O3DE instead", "you need an actively maintained engine with support", "you cannot accept the restrictive AWS Customer Agreement license"], "when_to_choose": ["you need to reference or maintain legacy Lumberyard source code", "you want to study how a AAA engine was architected"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/lumberyard", "repo": "aws/lumberyard", "role": "main", "score": 10}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:06:18.152592+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T02:51:35.960618+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "30a9de9d9902e3f4dd9776762a9f5df9e6ae2529b24b8f55e759f6f34734493e", "fetched_at": "2026-08-28T04:06:18.152592+00:00", "kind": "readme", "missing": false, "url": "https://github.com/aws/lumberyard"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": ["no_releases", "archived", "no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3351, "days_push": 1434, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 10, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}