{"adoption": {"forks": 293, "observed_at": "2026-08-28T04:04:04.875510+00:00", "stars": 1235}, "canonical_url": "https://ross.abutalabs.com/products/kyber", "card": {"archived": false, "artifact_type": "library", "description": null, "domain": ["security"], "enriched": true, "function": ["cryptography"], "health_score": 77, "homepage": null, "language": "C", "license": "NOASSERTION", "license_family": "other", "maturity": "abandoned", "member_repos": ["pq-crystals/kyber"], "name": "pq-crystals/kyber", "platform": ["cpp"], "pushed_at": "2026-08-02T08:41:17+00:00", "repo": "pq-crystals/kyber", "stars": 1235, "tags": ["post-quantum-cryptography", "key-encapsulation-mechanism", "ml-kem", "lattice-based", "reference-implementation", "avx2", "linux", "macos"], "topics": ["lattice-based-crypto", "key-exchange-algorithms", "module-lattices", "cryptography", "crypto", "post-quantum-cryptography", "post-quantum"], "urls": [], "use_cases": ["implement post-quantum key exchange in C", "benchmark ML-KEM key encapsulation performance", "study the reference implementation of Kyber", "test post-quantum KEM correctness with known-answer vectors", "evaluate AVX2-optimized lattice cryptography"], "what_it_is": "The official reference implementation of the Kyber key encapsulation mechanism (ML-KEM), a NIST-standardized post-quantum KEM, written in C with an optimized AVX2 variant. The repository is no longer actively maintained and points users to mlkem-native for production use.", "when_to_avoid": ["you need production-quality, maintained code - use mlkem-native instead", "you require formally verified or side-channel-hardened implementations - use mlkem-libjade", "you need long-term security support for a deployed system"], "when_to_choose": ["you need the canonical reference implementation for research or verification", "you want to study how Kyber/ML-KEM works at the algorithm level", "you need a simple, readable C implementation for prototyping"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/kyber", "repo": "pq-crystals/kyber", "role": "main", "score": 75}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:04.875510+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T08:22:08.002716+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "2d13334f3cc167b77e9283e95f3827ed4dd2af17601e42b55d759b3baa98fd3c", "fetched_at": "2026-08-28T04:04:04.875510+00:00", "kind": "readme", "missing": false, "url": "https://github.com/pq-crystals/kyber"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 95, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": ["no_releases", "no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3373, "days_push": 31, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 75, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}