{"adoption": {"forks": 293, "observed_at": "2026-08-28T04:04:31.311082+00:00", "stars": 1366}, "canonical_url": "https://ross.abutalabs.com/products/ldc", "card": {"archived": false, "artifact_type": "cli-tool", "description": "The LLVM-based D Compiler.", "domain": ["programming-languages", "compilers", "developer-tools"], "enriched": true, "function": ["compiler", "developer-tools"], "health_score": 100, "homepage": "http://wiki.dlang.org/LDC", "language": "D", "license": "NOASSERTION", "license_family": "other", "maturity": "active", "member_repos": ["ldc-developers/ldc"], "name": "ldc-developers/ldc", "platform": ["windows", "bsd", "cross-platform", "cli"], "pushed_at": "2026-08-26T10:38:01+00:00", "repo": "ldc-developers/ldc", "stars": 1366, "tags": ["dlang", "llvm", "d-compiler", "code-generation", "linux", "macos", "android"], "topics": ["ldc", "llvm", "d", "compiler", "dlang"], "urls": [], "use_cases": ["compile D programs with LLVM optimizations", "build D applications on Linux, macOS, Windows, or FreeBSD", "install a D compiler via package manager or install script", "cross-platform D development toolchain", "use latest D2 language features with a modern backend"], "what_it_is": "LDC is a portable compiler for the D programming language that uses the official DMD frontend and LLVM for optimization and code generation. It is fully open source and provides pre-built binaries for common platforms.", "when_to_avoid": ["you need D1 support, which is only on a legacy branch", "you prefer the reference DMD compiler toolchain", "you rely on community package managers and need the full official feature set"], "when_to_choose": ["you write D code and want LLVM-level optimization and code generation", "you need a portable D compiler with pre-built binaries across platforms", "you want the latest D2 language support via the DMD frontend"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/ldc", "repo": "ldc-developers/ldc", "role": "main", "score": 81}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:31.311082+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:41:13.228225+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "4962ef820c012350de972b607c44bc9e03f3a7344149de7a9b22ccc7468b986e", "fetched_at": "2026-08-28T04:04:31.311082+00:00", "kind": "readme", "missing": false, "url": "https://github.com/ldc-developers/ldc"}, {"content_hash": "562f1b6bd5869f923cbb8dd3393c87cf81c00336b99fdbbcb5f1861d487ff8fd", "fetched_at": "2026-08-29T11:58:24.295101+00:00", "kind": "homepage", "missing": false, "url": "http://wiki.dlang.org/LDC"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 100, "rhythm": 48}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 5504, "days_push": 7, "days_rel": 185, "gap_med": 95, "n_releases_24m": 4}, "score": 81, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}