{"adoption": {"forks": 249, "observed_at": "2026-08-28T04:06:00.741604+00:00", "stars": 1971}, "canonical_url": "https://ross.abutalabs.com/products/ossie", "card": {"archived": false, "artifact_type": "library", "description": "Apache Ossie, industry wide specification effort to standardize how we exchange semantic metadata across analytics, AI and BI platforms, providing a vendor neutral, single source of truth for semantic data", "domain": ["analytics", "large-language-models", "data-science", "apis"], "enriched": true, "function": ["serialization", "data-science", "developer-tools"], "health_score": 80, "homepage": "https://ossie.apache.org/", "language": "Python", "license": "Apache-2.0", "license_family": "permissive", "maturity": "active", "member_repos": ["apache/ossie"], "name": "apache/ossie", "platform": ["python", "cross-platform"], "pushed_at": "2026-08-26T19:29:29+00:00", "repo": "apache/ossie", "stars": 1971, "tags": ["semantic-layer", "semantic-metadata", "bi", "metrics", "specification", "interoperability", "yaml", "json-schema", "vendor-neutral", "data-engineering"], "topics": ["metadata", "semantic"], "urls": [], "use_cases": ["standardize metric definitions across BI tools", "share semantic models between dbt and other platforms", "give LLM agents consistent business metric context", "avoid redefining KPIs in every dashboard", "convert semantic models between vendor formats", "validate semantic model files against a schema"], "what_it_is": "Apache Ossie (incubating, formerly Open Semantic Interchange) is a vendor-neutral JSON/YAML specification for exchanging semantic metadata—metrics, dimensions, joins, and AI context—across analytics, AI, and BI platforms. The repository hosts the core spec, machine-readable schemas, reference converters (dbt, GoodData, Polaris, Salesforce), example models, and validation tooling.", "when_to_avoid": ["you need a full semantic layer engine that executes queries—Ossie is a specification, not a runtime", "your stack is single-vendor with no interchange needs", "you need a mature, finalized standard—the project is incubating and still evolving"], "when_to_choose": ["you need one source of truth for business metrics across multiple analytics/AI tools", "you want to avoid vendor lock-in for semantic layer definitions", "you're building AI agents that need reliable, consistent business logic context"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/ossie", "repo": "apache/ossie", "role": "main", "score": 61}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:06:00.741604+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:05:04.543060+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0d169b4385797aa896e60c40f40f40bc4495b368b873f1f41857265f0fbceece", "fetched_at": "2026-08-28T04:06:00.741604+00:00", "kind": "readme", "missing": false, "url": "https://github.com/apache/ossie"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.167096+00:00", "kind": "homepage", "missing": false, "url": "https://ossie.apache.org/"}, {"content_hash": "dfb99883795996bc52e23d1ca74bda3ab00c3ecb6b020d8e8a5ae81c3e4e8bde", "fetched_at": "2026-08-29T10:44:30.169885+00:00", "kind": "site_page", "missing": false, "url": "https://ossie.apache.org/index.html"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 20, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 288, "days_push": 7, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 61, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}