{"adoption": {"forks": 1392, "observed_at": "2026-08-28T04:11:03.167811+00:00", "stars": 13332}, "canonical_url": "https://ross.abutalabs.com/products/groupcache", "card": {"archived": false, "artifact_type": "library", "description": "groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.", "domain": ["databases", "backend", "microservices", "performance"], "enriched": true, "function": ["caching", "rpc", "concurrency"], "health_score": 20, "homepage": null, "language": "Go", "license": "Apache-2.0", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["golang/groupcache"], "name": "golang/groupcache", "platform": ["go", "cross-platform"], "pushed_at": "2024-11-29T21:07:26+00:00", "repo": "golang/groupcache", "stars": 13332, "tags": ["distributed-cache", "cache-filling", "memcached-replacement", "consistent-hashing", "singleflight"], "topics": [], "urls": [], "use_cases": ["replace memcached with an embedded distributed cache in Go services", "prevent thundering herd on cache misses when loading from a database", "cache immutable values across a replicated set of processes", "mirror super-hot keys to multiple processes to avoid hot spotting", "shard cache keys across peers via consistent hashing"], "what_it_is": "groupcache is a Go distributed caching and cache-filling library intended as a replacement for a pool of memcached nodes. It embeds both client and server functionality, coordinating cache fills across peers so only one load populates the cache and deduplicates concurrent lookups.", "when_to_avoid": ["you need TTLs, explicit evictions, CAS, or Increment/Decrement", "your cached values change over time and need versioning", "you are not using Go", "you need a standalone cache server shared by heterogeneous clients"], "when_to_choose": ["your cached values are immutable (no expiration or eviction needed)", "you want a distributed cache without deploying separate cache servers", "you need coordinated, deduplicated cache fills across many processes", "you are building Go services with read-heavy, rarely-changing data"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/groupcache", "repo": "golang/groupcache", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:11:03.167811+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T17:13:21.334317+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "b61495e11dc5a107d5c43df03122bd67e1c5a3f66a84027b51b6b4e5e0b264be", "fetched_at": "2026-08-28T04:11:03.167811+00:00", "kind": "readme", "missing": false, "url": "https://github.com/golang/groupcache"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "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": 4790, "days_push": 642, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 32, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}