{"adoption": {"forks": 63, "observed_at": "2026-08-28T04:03:36.762360+00:00", "stars": 1108}, "canonical_url": "https://ross.abutalabs.com/products/nippy", "card": {"archived": false, "artifact_type": "library", "description": "Fast serialization library for Clojure", "domain": ["developer-tools", "databases", "programming-languages"], "enriched": true, "function": ["serialization", "compression", "cryptography"], "health_score": 99, "homepage": "https://www.taoensso.com/nippy", "language": "Clojure", "license": "EPL-1.0", "license_family": "copyleft", "maturity": "stable", "member_repos": ["taoensso/nippy"], "name": "taoensso/nippy", "platform": ["jvm", "jvm-scripting"], "pushed_at": "2026-08-21T04:14:00+00:00", "repo": "taoensso/nippy", "stars": 1108, "tags": ["clojure", "edn", "jvm-serialization", "lz4", "zstandard", "aes-encryption", "taoensso"], "topics": ["clojure", "epl", "taoensso", "serialization", "edn", "encryption", "compression"], "urls": [], "use_cases": ["serialize clojure data structures to bytes for storage", "fast serialization for caching clojure values in redis", "compress and encrypt clojure data before writing to a database", "replace slow clojure reader-based serialization", "persist long-lived clojure data with forward compatibility", "serialize custom clojure types"], "what_it_is": "Nippy is a fast, mature serialization library for Clojure, serving as a high-performance drop-in alternative to the Clojure reader for freezing and thawing data. It supports all standard Clojure data types, optional LZ4/Zstandard compression, AES128 encryption, and extension to custom types.", "when_to_avoid": ["you need language-agnostic serialization like JSON or protobuf", "you're not working in Clojure or on the JVM", "you need human-readable data formats"], "when_to_choose": ["you need high-performance serialization of Clojure data at scale", "you want optional compression and encryption built into serialization", "you need guaranteed readability of serialized data across future versions", "you're building on libraries like Carmine, XTDB, or Datalevin"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/nippy", "repo": "taoensso/nippy", "role": "main", "score": 93}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:03:36.762360+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T06:43:59.719539+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "95815cf8dada59174f702b95d874de5f7ae2a8498cc741a22b9d07be718d4447", "fetched_at": "2026-08-28T04:03:36.762360+00:00", "kind": "readme", "missing": false, "url": "https://github.com/taoensso/nippy"}, {"content_hash": "8a8714600d8c5f103ca75c0688ad424c41aa7096628208d58da278d8d0fde72f", "fetched_at": "2026-08-29T12:47:27.555392+00:00", "kind": "homepage", "missing": false, "url": "https://www.taoensso.com/nippy"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 98, "longevity": 100, "rhythm": 83}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 5176, "days_push": 12, "days_rel": 36, "gap_med": 33.0, "n_releases_24m": 7}, "score": 93, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}