Jeroen Ooms

97 packages 27 years on CRAN 0000-0002-4035-0289

R-Universe CRAN Search

Downloads

17.8M

Last 30 days

51.5M

Last 90 days

198.9M

Last year

Average trend: +13.6% (30d vs prior 30d)

Top Packages by Downloads

1.8M

jsonlite

1.6M

curl

1.5M

evaluate

1.1M

systemfonts

968.6K

openssl

961.6K

xml2

875.6K

httpuv

833.9K

commonmark

822.4K

askpass

763.6K

Portfolio Check Status

Aggregate CRAN check results across 55 maintained packages.

ERROR

NOTE

697

Recent Activity

xml2 updated v1.6.0 Jun 22, 2026

Parse XML

geoflow updated v1.3.0 Jun 21, 2026

Orchestrate Geospatial (Meta)Data Management Workflows and Manage FAIR Services

fluidsynth updated v1.0.3 Jun 11, 2026

Read and Play Digital Music (MIDI)

openssl updated v2.4.2 Jun 9, 2026

Toolkit for Encryption, Signatures and Certificates Based on OpenSSL

pak updated v0.10.0 Jun 7, 2026

Another Approach to Package Installation

s2 updated v1.1.11 Jun 1, 2026

Spherical Geometry Operators Using the S2 Geometry Library

opencpu updated v2.2.15 Jun 1, 2026

Producing and Reproducing Results

gdalcubes updated v0.7.4 May 29, 2026

Earth Observation Data Cubes from Satellite Image Collections

gdtools updated v0.5.1 May 25, 2026

Font Metrics and Font Management Utilities for R Graphics

openssl updated v2.4.1 May 14, 2026

Toolkit for Encryption, Signatures and Certificates Based on OpenSSL

Maintained Packages

55 packages

Package	Title	Downloads	Version
fs	Cross-Platform File System Operations Based on 'libuv'	1.8M	2.1.0
jsonlite	A Simple and Robust JSON Parser and Generator for R	1.6M	2.0.0
curl	A Modern and Flexible Web Client for R	1.5M	7.1.0
openssl	Toolkit for Encryption, Signatures and Certificates Based on OpenSSL	961.6K	2.4.2
xml2	Parse XML	875.6K	1.6.0
commonmark	High Performance CommonMark and Github Markdown Rendering in R	822.4K	2.0.0
askpass	Password Entry Utilities for R, Git, and SSH	763.6K	1.2.1
sys	Powerful and Reliable Tools for Running System Commands in R	737K	3.4.3
V8	Embedded JavaScript and WebAssembly Engine for R	533.2K	8.2.0
writexl	Export Data Frames to Excel 'xlsx' Format	271K	1.5.4
gert	Simple Git Client for R	235.9K	2.3.1
credentials	Tools for Managing SSH and Git Credentials	216K	2.0.3
magick	Advanced Graphics and Image-Processing in R	197.4K	2.9.1
pdftools	Text Extraction, Rendering and Converting of PDF Documents	139.9K	3.9.0
jose	JavaScript Object Signing and Encryption	108.4K	2.0.0
spelling	Tools for Spell Checking in R	101.7K	2.3.2
hunspell	High-Performance Stemmer, Tokenizer, and Spell Checker	98K	3.0.6
sodium	A Modern and Easy-to-Use Crypto Library	91.6K	1.4.0
tesseract	Open Source OCR Engine	91.1K	5.2.5
webp	A New Format for Lossless and Lossy Image Compression	88.2K	1.3.0
webutils	Utility Functions for Developing Web Applications	86.3K	1.2.2
qpdf	Split, Combine and Compress PDF Files	47.6K	1.4.1
rsvg	Render SVG Images into PDF, PNG, (Encapsulated) PostScript, or Bitmap Arrays	42.6K	2.7.0
RMySQL	Database Interface and 'MySQL' Driver for R	37.2K	0.11.3
katex	Rendering Math to HTML, 'MathML', or R-Documentation Format	32.2K	1.5.0
gifski	Highest Quality GIF Encoder	26.7K	1.32.0-2
av	Working with Audio and Video in R	14.4K	0.9.6
xslt	Extensible Style-Sheet Language Transformations	12.7K	1.5.1
jqr	Client for 'jq', a 'JSON' Processor	7.8K	1.4.0
protolite	Highly Optimized Protocol Buffer Serializers	7.7K	2.4.0
base64	Base64 Encoder and Decoder	7.1K	2.0.2
antiword	Extract Text from Microsoft Word Documents	6.3K	1.3.5
brotli	A Compression Format Optimized for the Web	4.2K	1.3.2
js	Tools for Working with JavaScript in R	3.9K	1.2.1
unix	POSIX System Utilities	3.5K	1.6.0
mongolite	Fast and Simple 'MongoDB' Client for R	3.5K	4.0.0
jsonld	JSON for Linking Data	3.3K	2.2.1
ssh	Secure Shell (SSH) Client for R	2.2K	0.9.4
cld2	Google's Compact Language Detector 2	1.6K	1.2.6
cld3	Google's Compact Language Detector 3	1.5K	1.6.1
toml	Read, Write, and Modify TOML Files	1.1K	1.1.0
bcrypt	'Blowfish' Key Derivation and Password Hashing	1K	1.2.1
opencpu	Producing and Reproducing Results	983	2.2.15
graphql	A GraphQL Query Parser	907	1.5.3
maketools	Exploring and Testing the Toolchain and System Libraries	645	1.3.2
opencv	Bindings to 'OpenCV' Computer Vision Library	552	0.5.2
rzmq	R Bindings for 'ZeroMQ'	419	0.9.16
unrtf	Extract Text from Rich Text Format (RTF) Documents	361	1.4.8
fluidsynth	Read and Play Digital Music (MIDI)	339	1.0.3
postdoc	Minimal and Uncluttered Package Documentation	311	1.4.2
ghapps	Authenticate as a 'GitHub' App	265	1.1.1
prismjs	Server-Side Syntax Highlighting	260	2.1.0
hellorust	Minimal Examples of Using Rust Code in R	259	1.2.3
badgen	Fast and Simple Badge Generator	235	1.0.1
RAppArmor	Bindings to AppArmor and Security Related Linux Tools	213	3.2.5

Co-authored Packages

14 packages

Package	Title	Downloads	Version
systemfonts	System Native Font Finding	968.6K	1.3.2
arrow	Integration to 'Apache' 'Arrow'	258.4K	24.0.0
gdtools	Font Metrics and Font Management Utilities for R Graphics	179.4K	0.5.1
RPostgres	C++ Interface to PostgreSQL	53.5K	1.4.10
RMariaDB	Database Interface and MariaDB Driver	23.8K	1.3.5
geojson	Classes for 'GeoJSON'	6.1K	0.3.5
redland	RDF Library Bindings in R	3.4K	1.0.17-19
RProtoBuf	R Interface to the 'Protocol Buffers' 'API' (Version 2 or 3)	1.7K	0.4.27
nodbi	'NoSQL' Database Connector	550	0.14.0
tinkr	Cast '(R)Markdown' Files to 'XML' and Back Again	439	0.3.1
sarsop	Approximate POMDP Planning Software	364	0.6.16
phylocomr	Interface to 'Phylocom'	336	0.3.4
rdataretriever	R Interface to the Data Retriever	267	3.1.1
cpp11qpdf	Split, Combine and Compress PDF Files	248	1.3.5

Contributions

28 packages

Package	Title	Downloads	Version
evaluate	Parsing and Evaluation Tools that Provide More Details than the Default	1.1M	1.0.5
httpuv	HTTP and WebSocket Server Library	833.9K	1.6.17
markdown	Render Markdown with 'commonmark'	533.1K	2.0
nloptr	R Interface to NLopt	487.3K	2.2.1
sf	Simple Features for R	397.4K	1.1-1
s2	Spherical Geometry Operators Using the S2 Geometry Library	348.2K	1.1.11
pak	Another Approach to Package Installation	337.6K	0.10.0
covr	Test Coverage for Packages	259.4K	3.6.5
rversions	Query 'R' Versions, Including 'r-release' and 'r-oldrel'	172.9K	3.0.0
rgl	3D Visualization Using OpenGL	83.1K	1.3.36
git2r	Provides Access to Git Repositories	45.2K	0.36.2
pbdZMQ	Programming with Big Data -- Interface to 'ZeroMQ'	19.5K	0.3-14
x13binary	Provide the 'x13ashtml' Seasonal Adjustment Binary	10.5K	1.1.61.2
blastula	Easily Send HTML Email Messages	8K	0.3.6
httpgd	A 'HTTP' Server Graphics Device	5.6K	2.1.4
unigd	Universal Graphics Device	5K	0.2.0
fasterize	Fast Polygon to Raster Conversion	2.4K	1.1.0
rgee	R Bindings for Calling the 'Earth Engine' API	1.9K	1.1.8
PROJ	Generic Coordinate System Transformations Using 'PROJ'	1.4K	0.6.0
gdalcubes	Earth Observation Data Cubes from Satellite Image Collections	1.3K	0.7.4
ijtiff	Comprehensive TIFF I/O with Full Support for 'ImageJ' TIFF Files	1.1K	3.2.0
vapour	Access to the 'Geospatial Data Abstraction Library' ('GDAL')	858	0.16.0
codemeta	A Smaller 'codemetar' Package	651	0.1.1
codemetar	Generate 'CodeMeta' Metadata for R Packages	604	0.3.7
geoflow	Orchestrate Geospatial (Meta)Data Management Workflows and Manage FAIR Services	531	1.3.0
RcppCWB	'Rcpp' Bindings for the 'Corpus Workbench' ('CWB')	528	0.6.10
RPublica	ProPublica API Client	247	0.1.3
port4me	Get the Same, Personal, Free 'TCP' Port over and over	245	0.7.1

Roles

Maintains 55

Co-authors 14

Contributes 28

Impact

packages depend on their work

Frequent Collaborators

Hadley Wickham 11 pkgs

Jim Hester 8 pkgs

Scott Chamberlain 6 pkgs

Dewey Dunnington 5 pkgs

Kirill Müller 5 pkgs

Michael Sumner 5 pkgs

Carl Boettiger 4 pkgs

Dirk Eddelbuettel 4 pkgs

+4 more

On CRAN Since

Feb 3, 2000

27 years active

Links

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