Description
Analysis of experimental crosses to identify genes (called quantitative trait loci, QTLs) contributing to variation in quantitative traits. Broman et al. (2003) <doi:10.1093/bioinformatics/btg112>.
Downloads
4.5K
Last 30 days
1710th
17.1K
Last 90 days
75.3K
Last year
Trend: -31.8% (30d vs prior 30d)
48
Last 30 days
231
Last 90 days
844
Last year
Trend: -20% (30d vs prior 30d)
6
Last 7 days
15
Last 30 days
3
All-time
autoCRAN-only: this name is served only by autoCRAN, so the count is exact.
522
Last 30 days
1.6K
Last 90 days
9K
Last year
Trend: -29.4% (30d vs prior 30d)
7
Last 30 days
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Last 90 days
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Last year
Trend: -12.5% (30d vs prior 30d)
CRAN Check Status
Show all 13 flavors
| Flavor | Status |
|---|---|
| r-devel-linux-x86_64-debian-clang | OK |
| r-devel-linux-x86_64-debian-gcc | OK |
| r-devel-linux-x86_64-fedora-clang | OK |
| r-devel-linux-x86_64-fedora-gcc | OK |
| r-devel-windows-x86_64 | OK |
| r-oldrel-macos-arm64 | OK |
| r-oldrel-macos-x86_64 | OK |
| r-oldrel-windows-x86_64 | OK |
| r-patched-linux-x86_64 | OK |
| r-release-linux-x86_64 | OK |
| r-release-macos-arm64 | OK |
| r-release-macos-x86_64 | OK |
| r-release-windows-x86_64 | OK |
Check History
OK 13 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Jun 9, 2026
ERROR 12 OK · 0 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Jun 8, 2026
CRAN incoming feasibility
Maintainer: ‘Karl W Broman <broman@wisc.edu>’ Reading Rd files failed with message: cannot open the connection
OK 12 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Apr 25, 2026
NOTE 11 OK · 3 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
installed package size
installed size is 11.5Mb
sub-directories of 1Mb or more:
R 2.0Mb
contrib 3.7Mb
doc 3.0Mb
libs 1.3Mb
installed package size
installed size is 11.9Mb
sub-directories of 1Mb or more:
R 2.0Mb
contrib 3.7Mb
doc 3.0Mb
libs 1.6Mb
installed package size
installed size is 10.2Mb
sub-directories of 1Mb or more:
R 1.7Mb
contrib 3.7Mb
doc 2.9Mb
Code
Structure
Lines of code
89,714
Files
618
Compiled share
34.3%
Has compiled src
Yes
Language breakdown
API
Exported functions
197
Internal functions
26
Testing & CI
Has tests
Yes
Test-to-code ratio
0.05
testthat edition
–
CI present
No
CI type
[]
PR gated
No
Docs
Return-value doc rate
93.7%
\dontrun example ratio
5.1%
Roxygen coverage
100%
Has pkgdown
No
NEWS present
Yes
Health & Security signals
Informational signals; not verdicts.
on.exit coverage
65%
Unsafe pattern score
0
Dep constraint coverage
0%
Secret pattern count
0
Bundled 3rd-party code
2 items
Portability & License
Min R version
2.14.0
System requirements
–
C++ standard
–
License
GPL-3
License flags
SPDX valid, OSI approved
History
Versions
102
First release
2001-10-29
Latest release
2025-12-08
Avg cadence
48 days
Cold removal rate
100%
Dep drift
5
LOC over versions
Per-file churn detail lives in the source pipeline: https://github.com/r-observatory/cran-code-metrics.