Open Machine Learning and Open Data Platform

We provide an R interface to '' which is an online machine learning platform where researchers can access open data, download and upload data sets, share their machine learning tasks and experiments and organize them online to work and collaborate with other researchers. The R interface allows to query for data sets with specific properties, and allows the downloading and uploading of data sets, tasks, flows and runs. See <> for more information.


OpenML v1.2 (Release date: XXXX-XX-XX):

  • ...

OpenML v1.1 (Release date: 2016-11-22):

  • Setting default cache directory on package loading (fixes winbuilder).
  • Replace internal regexps with stringi functions.

OpenML v1.0 (Release date: 2016-11-12):

  • First submission to CRAN.

Reference manual

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1.7 by Giuseppe Casalicchio, 3 months ago

Report a bug at

Browse source code at

Authors: Giuseppe Casalicchio <>, Bernd Bischl <>, Dominik Kirchhoff <>, Michel Lang <>, Benjamin Hofner <>, Jakob Bossek <>, Pascal Kerschke <>, Joaquin Vanschoren <>

Documentation:   PDF Manual  

BSD_3_clause + file LICENSE license

Imports backports, BBmisc, checkmate, ParamHelpers, data.table, digest, httr, stringi, XML, jsonlite, memoise, stats, curl

Depends on mlr

Suggests testthat, xml2, randomForest, rpart, RWeka, farff, knitr, rmarkdown, R.rsp

Suggested by farff.

See at CRAN