{"adoption": {"forks": 2441, "observed_at": "2026-08-28T04:11:05.421954+00:00", "stars": 14063}, "canonical_url": "https://ross.abutalabs.com/products/zuul", "card": {"archived": false, "artifact_type": "service", "description": "Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.", "domain": ["microservices", "backend", "apis", "cloud-computing"], "enriched": true, "function": ["api-gateway", "routing", "middleware", "http-server", "rate-limiting", "monitoring"], "health_score": 98, "homepage": null, "language": "Java", "license": "Apache-2.0", "license_family": "permissive", "maturity": "active", "member_repos": ["Netflix/zuul"], "name": "Netflix/zuul", "platform": ["jvm", "cloud"], "pushed_at": "2026-08-12T21:05:20+00:00", "repo": "Netflix/zuul", "stars": 14063, "tags": ["reverse-proxy", "edge-service", "async-non-blocking", "netflix-oss", "load-balancing", "devops", "web-server"], "topics": [], "urls": [], "use_cases": ["route requests to backend microservices through a single gateway", "add authentication and security filters at the edge of a system", "proxy and load balance HTTP traffic between services", "implement rate limiting and resiliency policies for APIs", "build an edge server for push messaging at scale"], "what_it_is": "Zuul is Netflix's L7 application gateway service providing dynamic routing, monitoring, resiliency, and security for microservices. It is an asynchronous, non-blocking reverse proxy built in Java, widely used as an edge service in cloud architectures.", "when_to_avoid": ["you want a simple static reverse proxy without custom logic (nginx may suffice)", "your stack is non-JVM and you prefer a lightweight gateway", "you need a fully managed gateway rather than self-operated infrastructure"], "when_to_choose": ["you need a JVM-based, programmable API gateway with custom filters", "you run a Netflix OSS or Spring Cloud microservices stack", "you need dynamic routing and edge-level resiliency in the cloud"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/zuul", "repo": "Netflix/zuul", "role": "main", "score": 93}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:11:05.421954+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T17:12:50.445513+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "320c78310eb9a0804931518bdbb98a93945b76392028e9659f26b89327fc838e", "fetched_at": "2026-08-28T04:11:05.421954+00:00", "kind": "readme", "missing": false, "url": "https://github.com/Netflix/zuul"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 97, "longevity": 100, "rhythm": 83}, "computed_at": "2026-09-03T02:39:23.370411+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 4921, "days_push": 21, "days_rel": 37, "gap_med": 3.0, "n_releases_24m": 85}, "score": 93, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}