{"adoption": {"forks": 2308, "observed_at": "2026-08-28T04:10:01.495859+00:00", "stars": 7546}, "canonical_url": "https://ross.abutalabs.com/products/quantlib", "card": {"archived": false, "artifact_type": "library", "description": "The QuantLib C++ library", "domain": ["fintech", "mathematics"], "enriched": true, "function": ["math", "sdk", "simulation"], "health_score": 100, "homepage": "http://quantlib.org", "language": "C++", "license": "NOASSERTION", "license_family": "other", "maturity": "stable", "member_repos": ["lballabio/QuantLib"], "name": "lballabio/QuantLib", "platform": ["cpp", "windows", "cross-platform"], "pushed_at": "2026-08-26T20:32:15+00:00", "repo": "lballabio/QuantLib", "stars": 7546, "tags": ["quantitative-finance", "pricing", "risk-management", "derivatives", "fixed-income", "trading", "algorithms", "linux", "macos"], "topics": ["quantitative-finance"], "urls": [], "use_cases": ["price bonds and interest-rate derivatives", "value options with stochastic models", "compute risk metrics for trading portfolios", "model yield curves and term structures", "backtest quantitative trading strategies", "build financial research prototypes"], "what_it_is": "QuantLib is a free, open-source C++ library providing a comprehensive framework for quantitative finance, including instruments pricing, modeling, trading, and risk management. It is exported to other languages such as Python, C#, Java, and R, and used by banks, researchers, and practitioners.", "when_to_avoid": ["you need a simple spreadsheet-level calculation without programming", "your focus is machine learning on financial data rather than instrument pricing", "you require a lightweight pure-Python solution with no C++ dependency"], "when_to_choose": ["you need battle-tested pricing and risk models in C++ or via Python/R bindings", "you want a mature, real-world-used library for fixed income and derivatives", "you need cross-platform quantitative finance tooling with an active community"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/quantlib", "repo": "lballabio/QuantLib", "role": "main", "score": 89}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:10:01.495859+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T17:37:24.417009+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d66889c3ffe14dc4f1029cdece3ea83afe45baf89a761bfe3d48b0f06d97fc9", "fetched_at": "2026-08-28T04:10:01.495859+00:00", "kind": "readme", "missing": false, "url": "https://github.com/lballabio/QuantLib"}, {"content_hash": "ec5c6aaeacf3720863437cec3a8bef10e67eb5d3d3e42da1805f75493771275b", "fetched_at": "2026-08-29T08:32:29.669845+00:00", "kind": "homepage", "missing": false, "url": "http://quantlib.org"}, {"content_hash": "ef69787370daa8d237ae294785d823f77a3adfe4ee341956ee85850a7e60278d", "fetched_at": "2026-08-29T08:32:29.678812+00:00", "kind": "site_page", "missing": false, "url": "https://www.quantlib.org/docs.shtml"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 100, "rhythm": 69}, "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": 3912, "days_push": 7, "days_rel": 50, "gap_med": 90.5, "n_releases_24m": 9}, "score": 89, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}