Repositories list

• server-api

  Public
  Python-based server

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •16•2•102•5•Updated Feb 15, 2026Feb 15, 2026

• openml-python

  Public

  openml/openml-python’s past year of commit activity
  OpenML's Python API for a World of Data and More 💫

  pythonbenchmarkingdata+ 5machine-learningtabular-datadatascienceopenmlmeta-learning

  Python

  •

  Other

  •216•330•134•98•Updated Feb 15, 2026Feb 15, 2026

• services

  Public
  Overview of all OpenML components including a docker-compose to run OpenML services locally

  Shell

  •5•2•3•5•Updated Feb 15, 2026Feb 15, 2026

• docs

  Public
  OpenML documentation

  hacktoberfest

  Python

  •25•21•5•3•Updated Feb 13, 2026Feb 13, 2026

• automlbenchmark

  Public
  OpenML AutoML Benchmarking Framework

  benchmarkmachine-learningautoml

  Python

  •

  MIT License

  •145•450•101•20•Updated Feb 9, 2026Feb 9, 2026

• openml.org

  Public
  New OpenML website

  pythonreactjsopenml+ 1hacktoberfest

  JavaScript

  •

  BSD 3-Clause "New" or "Revised" License

  •28•31•100•15•Updated Jan 30, 2026Jan 30, 2026

• OpenML

  Public
  Open Machine Learning

  sciencemachine-learningopendata+ 5collaborationopen-sciencedatasetshacktoberfestcitizen-scientists

  PHP

  •

  BSD 3-Clause "New" or "Revised" License

  •121•727•383•24•Updated Jan 23, 2026Jan 23, 2026

• .github

  Public

  openml/.github’s past year of commit activity
  OpenML profile

  0•0•0•0•Updated Nov 27, 2025Nov 27, 2025

• cli

  Public

  openml/cli’s past year of commit activity
  A command-line interface for OpenML

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •1•0•0•0•Updated Nov 25, 2025Nov 25, 2025

• openml-java

  Public
  Java library to interface with OpenML

  Java

  •4•11•19•5•Updated Nov 14, 2025Nov 14, 2025

• EvaluationEngine

  Public
  Sources of the Java Evaluation Engine

  Java

  •6•8•15•1•Updated Nov 11, 2025Nov 11, 2025

• openml-weka

  Public
  The OpenmlWeka package

  Java

  •3•4•11•1•Updated Nov 11, 2025Nov 11, 2025

• openml-croissant

  Public
  Converting dataset metadata from OpenML to Croissant format

  Python

  •0•0•0•5•Updated Oct 27, 2025Oct 27, 2025

• eclair

  Public
  Croissant is a high-level format for machine learning datasets that brings together four rich layers.

  Jupyter Notebook

  •

  Apache License 2.0

  •99•1•0•0•Updated Sep 16, 2025Sep 16, 2025

• openml-sklearn

  Public
  OpenML extension for running scikit-learn models

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •2•0•6•1•Updated Jun 19, 2025Jun 19, 2025

• OpenML-Paper-Impact-Analysis

  Public
  Repository for the analysis of research papers citing OpenML, and script used for systematic literature review and impact analysis.

  Jupyter Notebook

  •2•1•0•2•Updated May 23, 2025May 23, 2025

• openml-pytorch

  Public
  Pytorch extension for openml-python

  pythonpytorchopenml+ 2hacktoberfestpytorch-extension

  Jupyter Notebook

  •

  BSD 3-Clause "New" or "Revised" License

  •3•7•1•5•Updated Apr 26, 2025Apr 26, 2025

• status

  Public
  Status page of OpenML

  Python

  •

  MIT License

  •0•0•1•0•Updated Feb 7, 2025Feb 7, 2025

• openml-tensorflow

  Public
  Tensorflow extension for openml-python

  pythontensorflowopenml+ 1hacktoberfest

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •4•3•4•0•Updated Dec 3, 2024Dec 3, 2024

• OpenML.jl

  Public
  Partial implementation of the OpenML API for Julia

  Julia

  •

  MIT License

  •5•0•0•0•Updated Oct 15, 2024Oct 15, 2024

• meta

  Public
  Repository for issues which are not for any one specific repository (e.g., governance, data models)

  0•0•13•0•Updated Sep 2, 2024Sep 2, 2024

• blog

  Public
  Blog for Openml.org

  Jupyter Notebook

  •

  Apache License 2.0

  •4•2•1•5•Updated Jul 6, 2024Jul 6, 2024

• scripts

  Public
  HTML

  •

  MIT License

  •0•0•0•0•Updated Jun 21, 2024Jun 21, 2024

• openml-r

  Public
  R package to interface with OpenML

  benchmarkingdata-sciencemachine-learning+ 17cranrstatisticsdatabasereproducible-researchmachine-learning-algorithmsopendata+ 10

  HTML

  •

  Other

  •37•99•23•1•Updated Jun 3, 2024Jun 3, 2024

• openml-tutorial

  Public
  Learn how to use OpenML for reproducible, collaborative machine learning projects

  machine-learningtutorialopenml

  HTML

  •5•13•3•0•Updated Aug 6, 2023Aug 6, 2023

• flow-visualization

  Public
  Tool to convert openml flows to ONNX and visualize them via Netron

  Dockerfile

  •0•0•0•0•Updated Jul 27, 2023Jul 27, 2023

• openml-keras

  Public
  Keras extension for openml-python

  pythonkerasopenml+ 1hacktoberfest

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •1•0•5•1•Updated Mar 24, 2023Mar 24, 2023

• sklearn-bot

  Public
  Random bot running sklearn classifiers on OpenML

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •1•1•1•1•Updated Mar 13, 2023Mar 13, 2023

• openml-docker-dev

  Public
  Docker compose for starting local OpenML instances

  Dockerfile

  •4•11•3•2•Updated Jan 13, 2023Jan 13, 2023

• flow2

  Public
  Python

  •0•0•4•4•Updated Dec 8, 2022Dec 8, 2022