{"adoption": {"forks": 198, "observed_at": "2026-08-28T04:06:09.845411+00:00", "stars": 2056}, "canonical_url": "https://ross.abutalabs.com/products/glsl-pathtracer", "card": {"archived": false, "artifact_type": "application", "description": "A toy physically based GPU path tracer (C++/OpenGL/GLSL)", "domain": ["graphics", "computer-vision", "developer-tools"], "enriched": true, "function": ["graphics", "simulation", "image-processing"], "health_score": 20, "homepage": null, "language": "C++", "license": "MIT", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["knightcrawler25/GLSL-PathTracer"], "name": "knightcrawler25/GLSL-PathTracer", "platform": ["windows", "cpp"], "pushed_at": "2024-02-09T17:38:14+00:00", "repo": "knightcrawler25/GLSL-PathTracer", "stars": 2056, "tags": ["path-tracing", "glsl", "opengl", "ray-tracing", "bvh", "disney-bsdf", "gltf", "rendering", "physically-based-rendering", "linux", "gpu"], "topics": ["glsl", "pathtracer", "raytracer", "opengl", "path-tracing", "ray-tracing", "bvh", "gpu", "tracer", "path-tracer", "windows", "linux", "disney", "bsdf", "path", "pathtracing", "ray", "tracing"], "urls": [], "use_cases": ["render physically based images on the gpu", "learn how a path tracer works", "experiment with disney bsdf materials", "render gltf scenes with global illumination", "study bvh construction and instancing", "prototype shader-based ray tracing techniques"], "what_it_is": "A toy physically based GPU path tracer written in C++ that runs its rendering loop in GLSL fragment shaders via OpenGL. It supports features like Disney BSDF, two-level BVH instancing, image-based lighting, multiple importance sampling, and OpenImageDenoise.", "when_to_avoid": ["you need a production-grade renderer with a full feature set", "you require CPU rendering or multi-threaded offline rendering", "you need extensive format support or a polished artist workflow"], "when_to_choose": ["you want a small, readable codebase to learn GPU path tracing", "you need a lightweight renderer for gltf/magicaVoxel-style scenes", "you want to experiment with shader-based rendering techniques"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/glsl-pathtracer", "repo": "knightcrawler25/GLSL-PathTracer", "role": "main", "score": 23}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:06:09.845411+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T02:57:14.725928+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1379657cc26819887d0ccc6f4fa5d8674d56183632d2ca18054961892a47c92d", "fetched_at": "2026-08-28T04:06:09.845411+00:00", "kind": "readme", "missing": false, "url": "https://github.com/knightcrawler25/GLSL-PathTracer"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 2854, "days_push": 936, "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}}