gbm
Generalized Boosted Regression Models
Description
An implementation of extensions to Freund and Schapire's AdaBoost algorithm and Friedman's gradient boosting machine. Includes regression methods for least squares, absolute loss, t-distribution loss, quantile regression, logistic, multinomial logistic, Poisson, Cox proportional hazards partial likelihood, AdaBoost exponential loss, Huberized hinge loss, and Learning to Rank measures (LambdaMart). Originally developed by Greg Ridgeway. Newer version available at github.com/gbm-developers/gbm3.
Downloads
38K
Last 30 days
580th
110.3K
Last 90 days
485.4K
Last year
Trend: -2.8% (30d vs prior 30d)
306
Last 30 days
1.1K
Last 90 days
3.5K
Last year
Trend: -22.3% (30d vs prior 30d)
23
Last 7 days
136
Last 30 days
8
All-time
⚠ Shared name: this package is also shipped elsewhere on openSUSE, so this count is not exclusive to autoCRAN (it is an upper bound).
617
Last 30 days
2.1K
Last 90 days
9.5K
Last year
Trend: -28.2% (30d vs prior 30d)
30
Last 30 days
97
Last 90 days
473
Last year
Trend: -18.9% (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 |
Additional Issues
Check History
OK 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
Code
Structure
Lines of code
16,546
Files
124
Compiled share
60.9%
Has compiled src
Yes
Language breakdown
API
Exported functions
42
Internal functions
17
Recent export changes
Testing & CI
Has tests
Yes
Test-to-code ratio
0.00
testthat edition
–
CI present
No
CI type
[]
PR gated
No
Docs
Return-value doc rate
89.5%
\dontrun example ratio
0%
Roxygen coverage
100%
Has pkgdown
No
NEWS present
Yes
Health & Security signals
Informational signals; not verdicts.
on.exit coverage
0%
Unsafe pattern score
0
Dep constraint coverage
0%
Secret pattern count
0
Bundled 3rd-party code
2 items
Portability & License
Min R version
2.9.0
System requirements
–
C++ standard
–
License
GPL (>= 2) | file LICENSE
License flags
SPDX valid, not OSI
History
Versions
34
First release
2003-02-18
Latest release
2026-01-22
Avg cadence
122 days
Cold removal rate
100%
Dep drift
8
LOC over versions
Per-file churn detail lives in the source pipeline: https://github.com/r-observatory/cran-code-metrics.