{"adoption": {"forks": 267, "observed_at": "2026-08-28T04:05:33.728830+00:00", "stars": 1768}, "canonical_url": "https://ross.abutalabs.com/products/ray-optics", "card": {"archived": false, "artifact_type": "application", "description": "A web app for creating and simulating 2D geometric optical scenes, with a gallery of (interactive) demos.", "domain": ["education", "simulation", "web-development"], "enriched": true, "function": ["simulation", "graphics", "data-visualization", "gui"], "health_score": 99, "homepage": "https://phydemo.app/ray-optics/", "language": "JavaScript", "license": "Apache-2.0", "license_family": "permissive", "maturity": "active", "member_repos": ["ricktu288/ray-optics"], "name": "ricktu288/ray-optics", "platform": ["browser", "cross-platform"], "pushed_at": "2026-08-23T19:28:10+00:00", "repo": "ricktu288/ray-optics", "stars": 1768, "tags": ["ray-tracing", "geometric-optics", "physics-education", "webgpu", "lens-simulation", "mirror-simulation", "interactive-simulator", "svg-export", "physics", "optics", "web-server", "javascript"], "topics": ["optics-simulation", "optics", "ray-optics", "geometric-optics"], "urls": [], "use_cases": ["simulate light rays passing through lenses and mirrors", "teach geometric optics with interactive demos", "visualize reflection and refraction of light beams", "model chromatic dispersion and color mixing in optics", "create 2D optical diagrams for physics lessons", "explore diffraction gratings and beam splitters", "export optical scene diagrams as SVG"], "what_it_is": "A free, open-source web application for creating and simulating 2D geometric optical scenes interactively. It supports a wide range of optical components (mirrors, lenses, beam splitters, diffraction gratings, gradient-index materials) and includes a gallery of interactive demos, with an optional WebGPU-based ray tracing engine.", "when_to_avoid": ["you need full 3D or wave-optics simulation rather than 2D geometric optics", "you require high-precision professional optical design (e.g., Zemax-style lens design)", "you need offline desktop software with no browser dependency"], "when_to_choose": ["you need a free, browser-based optics simulator with no installation", "you want interactive 2D geometric optics with a rich component library", "you are an educator or student demonstrating lens/mirror behavior", "you need SVG import/export and measurement tools like rulers and protractors"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/ray-optics", "repo": "ricktu288/ray-optics", "role": "main", "score": 95}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:33.728830+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:26:23.389141+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "cb43426cf6af2cf7b6350e733de1b7ea5398d56e4f1e2fd1cb6401a38467f3a2", "fetched_at": "2026-08-28T04:05:33.728830+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ricktu288/ray-optics"}, {"content_hash": "c3ac6fa127c05c948b62d1ff30a25e2c6ccc79b70f74058a3389f47a2f8b22f4", "fetched_at": "2026-08-29T11:05:04.053268+00:00", "kind": "homepage", "missing": false, "url": "https://phydemo.app/ray-optics/"}, {"content_hash": "1be546e1da55a26faba13f55ebc344306257ce2564b4b216a02c40523f4284f6", "fetched_at": "2026-08-29T11:05:04.062693+00:00", "kind": "site_page", "missing": false, "url": "https://phydemo.app/ray-optics/about"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 100, "rhythm": 87}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3845, "days_push": 10, "days_rel": 11, "gap_med": 72, "n_releases_24m": 8}, "score": 95, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}