{"adoption": {"forks": 252, "observed_at": "2026-08-28T04:05:14.160108+00:00", "stars": 1633}, "canonical_url": "https://ross.abutalabs.com/products/altramayor-gatekeeper", "card": {"archived": false, "artifact_type": "service", "description": "The first open-source DDoS protection system", "domain": ["security", "networking", "infrastructure-as-code", "self-hosted"], "enriched": true, "function": ["security", "networking", "rate-limiting", "monitoring"], "health_score": 60, "homepage": "https://github.com/AltraMayor/gatekeeper/wiki", "language": "C", "license": "GPL-3.0", "license_family": "copyleft", "maturity": "active", "member_repos": ["AltraMayor/gatekeeper"], "name": "AltraMayor/gatekeeper", "platform": ["self-hosted"], "pushed_at": "2025-11-05T13:11:51+00:00", "repo": "AltraMayor/gatekeeper", "stars": 1633, "tags": ["ddos-protection", "ddos-mitigation", "anti-ddos", "dpdk", "high-performance-packet-processing", "network-security", "c", "linux", "docker"], "topics": ["dpdk", "ddos", "ddos-mitigation", "ddos-protection", "anti-ddos"], "urls": [], "use_cases": ["protect my network from DDoS attacks", "mitigate multi-vector DDoS attacks at internet exchange points", "filter malicious traffic at peering links", "deploy distributed DDoS scrubbing with centralized policy", "high-performance packet filtering with DPDK", "protect enterprise or ISP infrastructure from volumetric attacks"], "what_it_is": "Gatekeeper is the first open-source DDoS protection system, built on DPDK for high-performance packet processing. It uses a geographically distributed architecture of Gatekeeper and Grantor servers with a centralized network policy to filter malicious traffic at scale.", "when_to_avoid": ["you are an individual Internet user wanting to protect a home connection", "you need simple application-layer (L7) DDoS protection for a single website behind a CDN", "you cannot deploy dedicated Linux servers with DPDK-compatible NICs and hugepages support"], "when_to_choose": ["you are a network operator at an ISP, IXP, enterprise, or content provider needing scalable DDoS mitigation", "you need line-rate packet filtering on commodity hardware with DPDK", "you want an open-source, self-hosted alternative to commercial DDoS scrubbing services"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/altramayor-gatekeeper", "repo": "AltraMayor/gatekeeper", "role": "main", "score": 45}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:14.160108+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:47:10.417607+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "10301476955a836cb4b493553492ab1bff8e83b977018add5b3159208ad4980d", "fetched_at": "2026-08-28T04:05:14.160108+00:00", "kind": "readme", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper"}, {"content_hash": "b91d567ba224b8ae7ef81928da7ace425caae77eb324d0dfe0311c263d0b749f", "fetched_at": "2026-08-29T11:20:08.094312+00:00", "kind": "homepage", "missing": false, "url": "https://github.com/AltraMayor/gatekeeper/wiki"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 50, "longevity": 100, "rhythm": 8}, "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": 3710, "days_push": 301, "days_rel": 611, "gap_med": null, "n_releases_24m": 1}, "score": 45, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}