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Rcpp

1.1.2

Seamless R and C++ Integration

3,335packages depend
22.1Mdownloads / year
98.8%test coverage
9/13checks pass

Overview

About
Maintained by Dirk EddelbuettelFirst published 2008-11-06129 releasesCRAN page ↗GitHub ↗

The 'Rcpp' package provides R functions as well as C++ classes which offer a seamless integration of R and C++. Many R data types and objects can be mapped back and forth to C++ equivalents which facilitates both writing of new code as well as easier integration of third-party libraries. Documentation about 'Rcpp' is provided by several vignettes included in this package, via the 'Rcpp Gallery' site at https://gallery.rcpp.org, the paper by Eddelbuettel and Francois (2011, doi:10.18637/jss.v040.i08), the book by Eddelbuettel (2013, doi:10.1007/978-1-4614-6868-4) and the paper by Eddelbuettel and Balamuta (2018, doi:10.1080/00031305.2017.1375990); see 'citation("Rcpp")' for details.

Install

Health

CRAN checks
4NOTE9OK
Failing flavors
  • NOTE r-devel-linux-x86_64-debian-clang
  • NOTE r-devel-linux-x86_64-debian-gcc
  • NOTE r-devel-linux-x86_64-fedora-clang
  • NOTE r-devel-linux-x86_64-fedora-gcc
Slowest check: 3.2 min · r-oldrel-windows-x86_64
Code health
Yes
Tests · ratio 0.02
98.8%
Coverage · measured lines
100%
Documentation · exports
2
Dependencies · direct
Check history
  • NOTE2026-06-27
    11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
  • ERROR2026-06-24
    10 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
  • NOTE2026-05-24
    11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
  • ERROR2026-05-14
    10 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
  • NOTE2026-05-11
    11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
Show 10 earlier snapshots
  • ERROR2026-05-10
    10 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
  • NOTE2026-05-02
    11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
  • ERROR2026-04-25
    9 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
  • NOTE2026-04-24
    9 OK · 5 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
  • ERROR2026-04-22
    8 OK · 5 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
  • NOTE2026-04-21
    9 OK · 5 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
  • ERROR2026-04-16
    8 OK · 5 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
  • NOTE2026-03-31
    7 OK · 7 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
  • ERROR2026-03-28
    7 OK · 6 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
  • NOTE2026-03-10
    9 OK · 5 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE

Documentation

Documentation
READMEYes · 945 wordsVignettesNopkgdown siteNoNEWSNoCode of conductNoContributing guideNo
Examples that run
22%
Documented parameters
89%
Return-value docs
81%
References docs
13%

Downloads

22.1M
CRAN downloads in the past year
Rank #6 · ~60.6K/day · ~1.8M/mo
Daily download trend is not available in this view yet.
2.1M30 days
6M90 days
22.1M1 year
Compare downloads with other packages →
Also on237.9K r2u212 autocran1.3M conda_forge10.2K c2d4u

Repository

Repository
798Stars
218Forks
4Open issues
1Open PRs
48Releases
5,184Commits
85Contributors
rrcppc-plus-pluscranr-packagec-plus-plus-14c-plus-plus-17c-plus-plus-20
License GPL-2.0 · 5,184 commits · Last activity 2026-08-08 · +0.1% stars, 30d

Stars over time

2025-07-20 · 7652026-07-19 · 798

Repository practices

Upstream repositoryBeta

8 development-tooling and community-health practices detected across 5 families in the upstream repository

Checks run against github.com/rcppcore/rcpp on 2026-08-09.

Continuous integration (1)
GitHub Actions
Lint, format, editor (2)
EditorConfigRStudio project
Coverage (1)
Codecov
Governance and community (3)
Issue templatesPR templateFunding
Show all practices
Git structural (1)
.gitattributes
How this is detected·Detection ruleset v1 (2026-07-18)

Dependencies

Declared dependencies
4 external dependencies (excludes base and recommended)
Depends (1)
R >= 3.5.0
Imports (2)
methodsutils
LinkingTo (0)
none
Enhances (0)
none

Code & Tests

People & History

People (9)
Maintainer (1)
Author, Maintainer
Authors (9)
Author, Maintainer
Author · added in 0.10.0
Author · added in 1.0.13-1
Author · added in 2.12.0
Author · added in 0.7.1
Author · added in 0.12.0
Author · added in 0.12.8
Author · added in 1.0.13-1
Author · added in 3.0.3
Listed in earlier versions (14)
no longer listed · 0.6.0 to 0.6.2
no longer listed · 0.6.3 to 0.8.6
no longer listed · 0.7.0 to 0.7.9
no longer listed · 0.7.0 to 0.8.9
no longer listed · 0.7.1 to 0.8.6
no longer listed · 0.7.10 to 0.8.6
no longer listed · 2.12.0 to 0.8.8
Package Timeline

129 releases. Pick two to compare their code metrics. R releases are shown for context.

  • 1.1.2Latest
    2026-07-05 · current release · diff ↗
  • 1.1.1-1.1
    2026-04-24 · diff ↗
  • R
    R 4.6.0 released · 2026-04-24
  • 1.1.1-1
    2026-04-15 · diff ↗
  • 1.1.1
    2026-01-10 · diff ↗
  • 1.1.0.8.2
    2026-01-07 · diff ↗
  • 1.1.0.8.1
    2025-12-08 · diff ↗
  • 1.1.0.8
    2025-12-07 · diff ↗
  • 1.1.0
    2025-07-02 · diff ↗
  • R
    R 4.5.0 released · 2025-04-11
  • 1.0.14
    2025-01-12 · diff ↗
  • 1.0.13-1
    2024-11-02 · diff ↗
  • 1.0.13
    2024-07-17 · diff ↗
  • R
    R 4.4.0 released · 2024-04-24
  • 1.0.12
    2024-01-09 · diff ↗
  • 1.0.11
    2023-07-06 · diff ↗
Show 135 earlier events
  • R
    R 4.3.0 released · 2023-04-21
  • 1.0.10
    2023-01-22 · diff ↗
  • 1.0.9
    2022-07-09 · diff ↗
  • R
    R 4.2.0 released · 2022-04-22
  • 1.0.8.3
    2022-03-17 · diff ↗
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    2022-03-12 · diff ↗
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    2022-01-13 · diff ↗
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    2021-07-07 · diff ↗
  • R
    R 4.1.0 released · 2021-05-18
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    2021-01-15 · diff ↗
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    2020-07-06 · diff ↗
  • R
    R 4.0.0 released · 2020-04-24
  • 1.0.4.6
    2020-04-09 · diff ↗
  • 1.0.4
    2020-03-17 · diff ↗
  • 1.0.3
    2019-11-08 · diff ↗
  • 1.0.2
    2019-07-25 · diff ↗
  • R
    R 3.6.0 released · 2019-04-26
  • 1.0.1
    2019-03-17 · diff ↗
  • 1.0.0
    2018-11-07 · diff ↗
  • 0.12.19
    2018-10-01 · diff ↗
  • 0.12.18
    2018-07-23 · diff ↗
  • 0.12.17
    2018-05-19 · diff ↗
  • R
    R 3.5.0 released · 2018-04-23
  • 0.12.16
    2018-03-13 · diff ↗
  • 0.12.15
    2018-01-20 · diff ↗
  • 0.12.14
    2017-11-23 · diff ↗
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    2017-09-28 · diff ↗
  • 0.12.12
    2017-07-15 · diff ↗
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    2017-05-22 · diff ↗
  • R
    R 3.4.0 released · 2017-04-21
  • 0.12.10
    2017-03-19 · diff ↗
  • 0.12.9
    2017-01-14 · diff ↗
  • 0.12.8
    2016-11-17 · diff ↗
  • 0.12.7
    2016-09-05 · diff ↗
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    2016-07-19 · diff ↗
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    2016-05-14 · diff ↗
  • R
    R 3.3.0 released · 2016-05-03
  • 0.12.4
    2016-03-26 · diff ↗
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    2016-01-10 · diff ↗
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    2015-11-15 · diff ↗
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    2015-09-10 · diff ↗
  • 0.12.0
    2015-07-25 · diff ↗
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    2015-05-01 · diff ↗
  • R
    R 3.2.0 released · 2015-04-16
  • 0.11.5
    2015-03-06 · diff ↗
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    2015-01-24 · diff ↗
  • 0.11.3
    2014-09-29 · diff ↗
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    2014-06-08 · diff ↗
  • R
    R 3.1.0 released · 2014-04-10
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    2014-02-03 · diff ↗
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    2014-02-02 · diff ↗
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    2013-10-29 · diff ↗
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    2013-09-29 · diff ↗
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    2013-06-24 · diff ↗
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    2013-06-23 · diff ↗
  • R
    R 3.0.0 released · 2013-04-03
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    2013-03-23 · diff ↗
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    2013-03-23 · diff ↗
  • 2.15.3
    2012-12-21 · diff ↗
  • 0.10.2
    2012-12-21 · diff ↗
  • 0.10.1
    2012-11-27 · diff ↗
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    2012-11-14 · diff ↗
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    2012-10-14 · diff ↗
  • 2.15.2
    2012-10-13 · diff ↗
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    2012-10-01 · diff ↗
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    2012-06-29 · diff ↗
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    2012-06-25 · diff ↗
  • 2.15.1
    2012-06-22 · diff ↗
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    2012-06-22 · diff ↗
  • R
    R 2.15.0 released · 2012-03-30
  • 0.9.10
    2012-02-17 · diff ↗
  • 2.14.2
    2012-02-16 · diff ↗
  • 0.9.9
    2011-12-27 · diff ↗
  • 0.9.8
    2011-12-22 · diff ↗
  • 2.14.1
    2011-12-21 · diff ↗
  • R
    R 2.14.0 released · 2011-10-31
  • 0.9.7
    2011-09-30 · diff ↗
  • 2.13.2
    2011-09-29 · diff ↗
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    2011-07-27 · diff ↗
  • 0.9.5
    2011-07-06 · diff ↗
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    2011-07-05 · diff ↗
  • R
    R 2.13.0 released · 2011-04-13
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    2011-04-12 · diff ↗
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    2011-04-12 · diff ↗
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    2011-04-05 · diff ↗
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    2011-02-24 · diff ↗
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    2011-02-23 · diff ↗
  • 0.9.1
    2011-02-14 · diff ↗
  • 0.9.0
    2010-12-22 · diff ↗
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    2010-11-28 · diff ↗
  • 2.12.1
    2010-11-27 · diff ↗
  • 0.8.8
    2010-11-03 · diff ↗
  • 0.8.7
    2010-10-16 · diff ↗
  • 2.12.0
    2010-10-15 · diff ↗
  • R
    R 2.12.0 released · 2010-10-15
  • 0.8.6
    2010-09-17 · diff ↗
  • 0.8.5
    2010-07-26 · diff ↗
  • 0.8.4
    2010-07-15 · diff ↗
  • 0.8.3
    2010-06-29 · diff ↗
  • 0.8.2
    2010-06-10 · diff ↗
  • 0.8.1
    2010-06-08 · diff ↗
  • 0.8.0
    2010-05-17 · diff ↗
  • 2.11.1
    2010-05-12 · diff ↗
  • R
    R 2.11.0 released · 2010-04-22
  • 2.11.0
    2010-04-16 · diff ↗
  • 0.7.12
    2010-04-16 · diff ↗
  • 0.7.11
    2010-04-02 · diff ↗
  • 0.7.10
    2010-03-16 · diff ↗
  • 0.7.9
    2010-03-13 · diff ↗
  • 0.7.8
    2010-03-09 · diff ↗
  • 0.7.7
    2010-02-14 · diff ↗
  • 0.7.6
    2010-02-13 · diff ↗
  • 0.7.5
    2010-02-09 · diff ↗
  • 0.7.4
    2010-01-31 · diff ↗
  • 0.7.3
    2010-01-22 · diff ↗
  • 0.7.2
    2010-01-13 · diff ↗
  • 0.7.1
    2010-01-03 · diff ↗
  • 0.7.0
    2009-12-20 · diff ↗
  • 0.6.8
    2009-11-10 · diff ↗
  • 2.10.1
    2009-11-09 · diff ↗
  • 0.6.7
    2009-11-08 · diff ↗
  • R
    R 2.10.0 released · 2009-10-26
  • 0.6.6
    2009-08-04 · diff ↗
  • 2.10.0
    2009-08-03 · diff ↗
  • R
    R 2.9.0 released · 2009-04-17
  • 0.6.5
    2009-04-03 · diff ↗
  • 2.9.0
    2009-04-01 · diff ↗
  • 0.6.4
    2009-03-02 · diff ↗
  • 0.6.3
    2009-01-11 · diff ↗
  • 0.6.2
    2008-12-04 · diff ↗
  • 2.8.1
    2008-12-02 · diff ↗
  • 0.6.1
    2008-11-30 · diff ↗
  • 0.6.0
    2008-11-06
  • R
    R 2.8.0 released · 2008-10-20

Package metadata

First published
2008-11-06
Total releases
129 / 18 yrs
License
GPL (>= 2) OSI
Minimum R
≥ 3.5.0
Download size
1.8 MB
Installed size
not tracked yet
With dependencies
not tracked yet

Cite

Cite this package

Run in R for the authors' preferred citation:

citation("Rcpp")
Eddelbuettel, D., Allaire, J., Bates, D., Chambers, J., Francois, R., Kou, Q., Russell, N., Ucar, I., & Ushey, K. (2026). Rcpp: Seamless R and C++ Integration (Version 1.1.2) [Computer software]. https://doi.org/10.32614/CRAN.package.Rcpp

This is what citation() produces when a package has no citation file of its own. If it prints something else, use that.

Cite the R Observatory

For a number measured here: a download total, a coverage figure, an archival date.

APA

Balamuta, J. J. (2026). R Observatory: Metrics for Rcpp version 1.1.2 [Data set]. HJJB, LLC. Data release v2026-08-11. https://doi.org/10.5281/zenodo.21843040

From data release v2026-08-11, which the citation names so these numbers can be found later. More on citing and the projects behind them.

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