rcrossref

Client for Various 'CrossRef' 'APIs'

v1.2.1 · Aug 19, 2025 · MIT + file LICENSE

Description

Client for various 'CrossRef' 'APIs', including 'metadata' search with their old and newer search 'APIs', get 'citations' in various formats (including 'bibtex', 'citeproc-json', 'rdf-xml', etc.), convert 'DOIs' to 'PMIDs', and 'vice versa', get citations for 'DOIs', and get links to full text of articles when available.

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CRAN Check Status

14 OK

Show all 14 flavors

Flavor	Status	Time
r-devel-linux-x86_64-debian-clang	OK	165s
r-devel-linux-x86_64-debian-gcc	OK	102.7s
r-devel-linux-x86_64-fedora-clang	OK	254.9s
r-devel-linux-x86_64-fedora-gcc	OK	278.9s
r-devel-macos-arm64	OK	37s
r-devel-windows-x86_64	OK	169s
r-oldrel-macos-arm64	OK
r-oldrel-macos-x86_64	OK	164s
r-oldrel-windows-x86_64	OK	223s
r-patched-linux-x86_64	OK	152.7s
r-release-linux-x86_64	OK	152.5s
r-release-macos-arm64	OK
r-release-macos-x86_64	OK	165s
r-release-windows-x86_64	OK	167s

Check History

OK 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026

Reverse Dependencies (6)

imports

biblio

suggests

Rcompadre namedropR ref.ICAR rorcid slgf

Dependency Network

Version History

new 1.2.1 Mar 10, 2026

updated 1.2.1 ← 1.2.0 diff Aug 19, 2025

updated 1.2.0 ← 1.1.0 diff Nov 10, 2022

updated 1.1.0 ← 1.0.0 diff Oct 1, 2020

updated 1.0.0 ← 0.9.2 diff Mar 18, 2020

updated 0.9.2 ← 0.9.0 diff May 4, 2019

updated 0.9.0 ← 0.8.4 diff Jan 13, 2019

updated 0.8.4 ← 0.8.0 diff Aug 6, 2018

updated 0.8.0 ← 0.7.0 diff Dec 3, 2017

updated 0.7.0 ← 0.6.0 diff Apr 27, 2017

updated 0.6.0 ← 0.5.8 diff Nov 8, 2016

updated 0.5.8 ← 0.5.4 diff Aug 25, 2016

updated 0.5.4 ← 0.5.2 diff Jul 19, 2016

updated 0.5.2 ← 0.5.0 diff Feb 9, 2016

updated 0.5.0 ← 0.3.4 diff Jan 19, 2016

updated 0.3.4 ← 0.3.0 diff Jul 9, 2015

updated 0.3.0 ← 0.2.1 diff Mar 3, 2015

updated 0.2.1 ← 0.2.0 diff Dec 10, 2014

new 0.2.0 Nov 28, 2014