{"adoption": {"forks": 108, "observed_at": "2026-08-28T04:05:00.126308+00:00", "stars": 1537}, "canonical_url": "https://ross.abutalabs.com/products/cxx-qt", "card": {"archived": false, "artifact_type": "library", "description": "Safe interop between Rust and Qt", "domain": ["cross-platform", "desktop-applications", "developer-tools"], "enriched": true, "function": ["sdk", "developer-tools", "build-tool"], "health_score": 100, "homepage": "https://kdab.github.io/cxx-qt/book/", "language": "Rust", "license": null, "license_family": "other", "maturity": "active", "member_repos": ["KDAB/cxx-qt"], "name": "KDAB/cxx-qt", "platform": ["windows", "rust", "cpp", "wasm"], "pushed_at": "2026-08-24T16:53:41+00:00", "repo": "KDAB/cxx-qt", "stars": 1537, "tags": ["qt", "qml", "ffi", "cxx", "bindings", "gui", "signals-slots", "linux", "macos"], "topics": ["rust", "qt", "qt5", "qt6"], "urls": [], "use_cases": ["build a Qt GUI application with business logic in Rust", "integrate Rust code into an existing C++ Qt application", "expose Rust structs as QML types with properties and signals", "call Qt C++ APIs from Rust safely", "create cross-platform desktop apps mixing Rust and QML"], "what_it_is": "CXX-Qt is a set of Rust crates providing safe bidirectional bindings between Rust and Qt via CXX. It lets developers implement QObject subclasses in Rust usable from C++, QML, and JavaScript, with code generation for signals, slots, and properties.", "when_to_avoid": ["you need a pure-Rust GUI toolkit without C++ dependencies", "you only need simple C++ FFI without Qt-specific features (plain CXX suffices)", "you target platforms where Qt and Rust toolchains aren't both supported"], "when_to_choose": ["you want safe, idiomatic Rust-Qt interop rather than raw FFI bindings", "you need QObject subclasses implemented in Rust for QML or C++ use", "you're building a Qt app with Cargo or integrating Rust into a CMake Qt project"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/cxx-qt", "repo": "KDAB/cxx-qt", "role": "main", "score": 95}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:00.126308+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:30:59.667287+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "f60dec38222c1ff800c6a0fdd26e480f453e5a418f93656a38574a4ed54958e7", "fetched_at": "2026-08-28T04:05:00.126308+00:00", "kind": "readme", "missing": false, "url": "https://github.com/KDAB/cxx-qt"}, {"content_hash": "24de5de4b1969d744b3fc222122049c492ced9263e91f845a382da18504915db", "fetched_at": "2026-08-29T11:32:40.577184+00:00", "kind": "homepage", "missing": false, "url": "https://kdab.github.io/cxx-qt/book/"}, {"content_hash": "328b1a4e233dd040d41e2cfdc13a6d0823035c0107f7c1a73675fc408d8cd63e", "fetched_at": "2026-08-29T11:32:40.586171+00:00", "kind": "registry_crates", "missing": false, "url": "https://crates.io/api/v1/crates/cxx-qt"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 100, "rhythm": 87}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": ["no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 1736, "days_push": 9, "days_rel": 9, "gap_med": 68.5, "n_releases_24m": 9}, "score": 95, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}