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An R interface to the Ontology Lookup Service

Bioconductor version: Release (3.18)

The rols package is an interface to the Ontology Lookup Service (OLS) to access and query hundred of ontolgies directly from R.

Author: Laurent Gatto [aut, cre], Tiage Chedraoui Silva [ctb], Andrew Clugston [ctb]

Maintainer: Laurent Gatto <laurent.gatto at uclouvain.be>

Citation (from within R, enter citation("rols")):


To install this package, start R (version "4.3") and enter:

if (!require("BiocManager", quietly = TRUE))


For older versions of R, please refer to the appropriate Bioconductor release.


To view documentation for the version of this package installed in your system, start R and enter:

An R interface to the Ontology Lookup Service HTML R Script
Reference Manual PDF


biocViews Annotation, GO, ImmunoOncology, MassSpectrometry, Software
Version 2.30.2
In Bioconductor since BioC 2.11 (R-2.15) (11.5 years)
License GPL-2
Depends methods
Imports httr2, jsonlite, utils, Biobase, BiocGenerics(>= 0.23.1)
System Requirements
URL http://lgatto.github.io/rols/
Bug Reports https://github.com/lgatto/rols/issues
See More
Suggests GO.db, knitr (>= 1.1.0), BiocStyle(>= 2.5.19), testthat, lubridate, DT, rmarkdown
Linking To
Depends On Me
Imports Me struct
Suggests Me MSnbase, RforProteomics, spatialHeatmap
Links To Me
Build Report Build Report

Package Archives

Follow Installation instructions to use this package in your R session.

Source Package rols_2.30.2.tar.gz
Windows Binary rols_2.30.2.zip
macOS Binary (x86_64) rols_2.30.2.tgz
macOS Binary (arm64) rols_2.30.2.tgz
Source Repository git clone https://git.bioconductor.org/packages/rols
Source Repository (Developer Access) git clone git@git.bioconductor.org:packages/rols
Bioc Package Browser https://code.bioconductor.org/browse/rols/
Package Short Url https://bioconductor.org/packages/rols/
Package Downloads Report Download Stats
Old Source Packages for BioC 3.18 Source Archive