{"adoption": {"forks": 136, "observed_at": "2026-08-28T04:03:32.613622+00:00", "stars": 1089}, "canonical_url": "https://ross.abutalabs.com/products/fballocationtracker", "card": {"archived": true, "artifact_type": "library", "description": "iOS library that helps tracking all allocated Objective-C objects", "domain": ["developer-tools", "mobile-development", "performance"], "enriched": true, "function": ["monitoring", "developer-tools", "testing"], "health_score": 10, "homepage": null, "language": "Objective-C++", "license": "NOASSERTION", "license_family": "other", "maturity": "abandoned", "member_repos": ["facebookarchive/FBAllocationTracker"], "name": "facebookarchive/FBAllocationTracker", "platform": [], "pushed_at": "2021-12-13T17:38:54+00:00", "repo": "facebookarchive/FBAllocationTracker", "stars": 1089, "tags": ["objective-c", "memory-profiling", "allocations", "debugging", "ios", "facebook-archive", "mobile"], "topics": [], "urls": [], "use_cases": ["track all live Objective-C object allocations in an iOS app", "find memory leaks by querying instances of a class", "mark generations and inspect objects created within a scope", "count allocs/deallocs with low performance overhead", "debug retain cycles and unexpected object growth"], "what_it_is": "An iOS library for introspecting live Objective-C objects by swizzling alloc/dealloc, allowing queries of all instances of a class and generation-based allocation tracking. It is archived by Facebook and only fully functional in Debug builds.", "when_to_avoid": ["you need Swift object tracking or modern tooling", "you require an actively maintained library with recent support", "you need production-build allocation tracking without custom compilation flags"], "when_to_choose": ["you need programmatic introspection of live Objective-C instances in a legacy iOS codebase", "you want Instruments-like generation tracking embedded in your app's debug builds"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/fballocationtracker", "repo": "facebookarchive/FBAllocationTracker", "role": "main", "score": 10}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:03:32.613622+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T06:49:17.470759+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "3fe89c5e872cde0ad80f92cfdffa71fae3359cfb10b1c0756f64bdb48a7a3811", "fetched_at": "2026-08-28T04:03:32.613622+00:00", "kind": "readme", "missing": false, "url": "https://github.com/facebookarchive/FBAllocationTracker"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["archived", "no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3800, "days_push": 1724, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 10, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}