{"adoption": {"forks": 343, "observed_at": "2026-08-28T04:07:29.371231+00:00", "stars": 2914}, "canonical_url": "https://ross.abutalabs.com/products/ozz-animation", "card": {"archived": false, "artifact_type": "library", "description": "Open source c++ skeletal animation library and toolset", "domain": ["graphics", "simulation"], "enriched": true, "function": ["animation", "graphics", "parser", "math", "simulation"], "health_score": 97, "homepage": "http://guillaumeblanc.github.io/ozz-animation/", "language": "C++", "license": "NOASSERTION", "license_family": "other", "maturity": "stable", "member_repos": ["guillaumeblanc/ozz-animation"], "name": "guillaumeblanc/ozz-animation", "platform": ["cpp", "windows", "wasm", "cross-platform"], "pushed_at": "2026-08-01T21:34:54+00:00", "repo": "guillaumeblanc/ozz-animation", "stars": 2914, "tags": ["skeletal-animation", "simd", "data-oriented", "fbx", "gltf", "collada", "inverse-kinematics", "skinning", "game-engine-agnostic", "soa", "game-development", "linux", "macos"], "topics": ["animation", "game", "data-oriented", "mit-license", "fbx", "collada", "sse", "simd", "soa"], "urls": [], "use_cases": ["play skeletal animations in a custom game engine", "blend and sample character animation clips at runtime", "convert FBX or glTF animations to an optimized runtime format", "implement inverse kinematics like foot IK or two-bone IK", "do software skinning with SIMD acceleration", "reduce keyframes and compress animation data", "run character animation in WebAssembly"], "what_it_is": "ozz-animation is an open source C++ 3D skeletal animation library and toolset providing runtime character animation playback (sampling, blending, IK, skinning) with a data-oriented, SIMD-optimized design. It includes offline tooling to convert major DCC formats like FBX, Collada, and glTF into optimized runtime structures, and is renderer- and game-engine-agnostic.", "when_to_avoid": ["you need a full game engine with rendering built in", "you work in a language other than C++ without bindings", "you only need simple tweened UI or 2D sprite animation", "you want a high-level editor-driven animation system"], "when_to_choose": ["you need a fast, memory-efficient, engine-agnostic skeletal animation runtime in C++", "you want offline tooling to import animations from FBX, Collada, or glTF", "you target multiple platforms including WebAssembly with no OS-specific dependencies", "you need IK, blending, motion extraction, and skinning out of the box"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/ozz-animation", "repo": "guillaumeblanc/ozz-animation", "role": "main", "score": 85}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:07:29.371231+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T07:34:08.206944+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f2fc5f531d1204b71c18f876c4649d218466b8d45a8dc70ca6e8a61c0442235c", "fetched_at": "2026-08-28T04:07:29.371231+00:00", "kind": "readme", "missing": false, "url": "https://github.com/guillaumeblanc/ozz-animation"}, {"content_hash": "fe38ce28bb8ce4b80acd796be6b7762be0140d5fe367f23984e815753c119182", "fetched_at": "2026-08-29T09:49:21.746478+00:00", "kind": "homepage", "missing": false, "url": "http://guillaumeblanc.github.io/ozz-animation/"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 95, "longevity": 100, "rhythm": 63}, "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": 4027, "days_push": 32, "days_rel": 32, "gap_med": 559, "n_releases_24m": 2}, "score": 85, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}