{"adoption": {"forks": 132, "observed_at": "2026-08-28T04:05:35.366222+00:00", "stars": 1780}, "canonical_url": "https://ross.abutalabs.com/products/caj2pdf-qt", "card": {"archived": false, "artifact_type": "application", "description": "CAJ 转 PDF 转换器（GUI 版本）", "domain": ["pdf", "files", "cross-platform", "developer-tools"], "enriched": true, "function": ["pdf", "file-system", "gui"], "health_score": 26, "homepage": "https://caj2pdf-qt.sainnhe.dev", "language": "C++", "license": "GPL-3.0", "license_family": "copyleft", "maturity": "active", "member_repos": ["sainnhe/caj2pdf-qt"], "name": "sainnhe/caj2pdf-qt", "platform": ["windows", "cross-platform"], "pushed_at": "2024-03-31T03:40:34+00:00", "repo": "sainnhe/caj2pdf-qt", "stars": 1780, "tags": ["caj", "caj-converter", "kdh", "nh", "qt", "cnki", "academic-papers", "batch-conversion", "file-conversion", "macos", "linux", "desktop"], "topics": ["caj", "pdf"], "urls": [], "use_cases": ["convert caj files to pdf", "batch convert caj to pdf", "convert kdh files to pdf", "convert nh files to pdf", "convert cnki thesis downloads to pdf", "open caj files without cajviewer", "gui tool to convert academic paper files to pdf"], "what_it_is": "A cross-platform GUI application that converts CAJ, KDH, and NH files (CNKI academic document formats) to PDF, built with Qt on top of caj2pdf and mupdf. It supports batch and multithreaded conversion with drag-and-drop on Windows, macOS, and Linux.", "when_to_avoid": ["you need to convert formats other than CAJ/KDH/NH", "you require a command-line-only workflow (use the original caj2pdf instead)", "your antivirus blocks PyInstaller-packaged executables and you cannot add exclusions or build from source"], "when_to_choose": ["you need to convert CAJ/KDH/NH files downloaded from CNKI into readable PDFs", "you want a free, open-source, cross-platform GUI instead of the command-line caj2pdf tool", "you need batch or multithreaded conversion of many files at once"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/caj2pdf-qt", "repo": "sainnhe/caj2pdf-qt", "role": "main", "score": 23}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:05:35.366222+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T03:24:36.860221+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "1f067f587ee56be86f2081e15caddc4a087695f3915391ad217040f64cc5f5fe", "fetched_at": "2026-08-28T04:05:35.366222+00:00", "kind": "readme", "missing": false, "url": "https://github.com/sainnhe/caj2pdf-qt"}, {"content_hash": "376797ff192e9b6d3f44a12c5e252fd957ccc10b43b20a26ab0167edb81a0d06", "fetched_at": "2026-08-29T11:03:10.733785+00:00", "kind": "homepage", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev"}, {"content_hash": "15aaba7f557c5271b841939adb13129d0974c8bbce3041677935c3098e1d37cc", "fetched_at": "2026-08-29T11:03:10.736317+00:00", "kind": "site_page", "missing": false, "url": "https://caj2pdf-qt.sainnhe.dev/CHANGELOG.html"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 8}, "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": 1750, "days_push": 885, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 23, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}