Repositories list

• openml.org

  Public
  New OpenML website

  pythonreactjsopenml+ 1

  pythonreactjsopenmlhacktoberfest

  TypeScript

  •

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

  •3030 forks•3333 stars•103103 issues•2727 pull requests•Updated Sep 11, 2026Sep 11, 2026

• server-api

  Public
  Python-based server

  Python

  •

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

  •5050 forks•1616 stars•120120 issues•77 pull requests•Updated Sep 7, 2026Sep 7, 2026

• openml-python

  Public
  OpenML's Python API for a World of Data and More 💫

  pythonbenchmarkingdata+ 5

  pythonbenchmarkingdatamachine-learningtabular-datadatascienceopenmlmeta-learning

  Python

  •

  Other

  •290290 forks•361361 stars•129129 issues•141141 pull requests•Updated Sep 7, 2026Sep 7, 2026

• automlbenchmark

  Public

  openml/automlbenchmark’s past year of commit activity
  OpenML AutoML Benchmarking Framework

  benchmarkmachine-learningautoml

  benchmarkmachine-learningautoml

  Python

  •

  MIT License

  •150150 forks•468468 stars•101101 issues•2020 pull requests•Updated Sep 7, 2026Sep 7, 2026

• docs

  Public
  OpenML documentation

  hacktoberfest

  hacktoberfest

  Python

  •2727 forks•2121 stars•55 issues•88 pull requests•Updated Sep 3, 2026Sep 3, 2026

• openml-docker-dev

  Public archive
  Docker compose for starting local OpenML instances

  Dockerfile

  •44 forks•1111 stars•33 issues•22 pull requests•Updated Aug 28, 2026Aug 28, 2026

• pyEvaluationEngine

  Public archive
  A python library to do OpenML evaluation (mainly focussing on MFE meta-features)

  Python

  •

  Other

  •11 fork•00 stars•00 issues•00 pull requests•Updated Aug 28, 2026Aug 28, 2026

• oml-r

  Public archive
  R

  •

  Other

  •11 fork•00 stars•00 issues•00 pull requests•Updated Aug 28, 2026Aug 28, 2026

• OpenML

  Public

  openml/OpenML’s past year of commit activity
  Open Machine Learning

  sciencemachine-learningopendata+ 5

  sciencemachine-learningopendatacollaborationopen-sciencedatasetshacktoberfestcitizen-scientists

  PHP

  •

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

  •128128 forks•754754 stars•315315 issues•3333 pull requests•Updated Aug 19, 2026Aug 19, 2026

• services

  Public

  openml/services’s past year of commit activity
  Overview of all OpenML components including a docker-compose to run OpenML services locally

  Shell

  •55 forks•22 stars•44 issues•11 pull request•Updated Aug 18, 2026Aug 18, 2026

• discussionboard

  Public
  A repository that hosts the Github Discussions for the OpenML organization.

  00 forks•00 stars•11 issue•00 pull requests•Updated Aug 3, 2026Aug 3, 2026

• 2026-40-OpenML_Uploading_Interface

  Public
  TypeScript

  •

  MIT License

  •33 forks•00 stars•00 issues•00 pull requests•Updated Jun 18, 2026Jun 18, 2026

• openml-java

  Public
  Java library to interface with OpenML

  Java

  •55 forks•1212 stars•1919 issues•55 pull requests•Updated Jun 17, 2026Jun 17, 2026

• openml-pytorch

  Public
  Pytorch extension for openml-python

  pythonpytorchopenml+ 2

  pythonpytorchopenmlhacktoberfestpytorch-extension

  Jupyter Notebook

  •

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

  •55 forks•99 stars•88 issues•88 pull requests•Updated Jun 15, 2026Jun 15, 2026

• .github

  Public
  OpenML profile

  00 forks•00 stars•00 issues•00 pull requests•Updated Nov 27, 2025Nov 27, 2025

• cli

  Public
  A command-line interface for OpenML

  Python

  •

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

  •11 fork•00 stars•00 issues•11 pull request•Updated Nov 25, 2025Nov 25, 2025

• EvaluationEngine

  Public
  Sources of the Java Evaluation Engine

  Java

  •66 forks•99 stars•1919 issues•11 pull request•Updated Nov 11, 2025Nov 11, 2025

• openml-weka

  Public
  The OpenmlWeka package

  Java

  •33 forks•44 stars•1111 issues•11 pull request•Updated Nov 11, 2025Nov 11, 2025

• openml-croissant

  Public
  Converting dataset metadata from OpenML to Croissant format

  Python

  •00 forks•00 stars•00 issues•55 pull requests•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

  •124124 forks•11 star•00 issues•00 pull requests•Updated Sep 16, 2025Sep 16, 2025

• openml-sklearn

  Public
  OpenML extension for running scikit-learn models

  Python

  •

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

  •22 forks•00 stars•66 issues•11 pull request•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

  •22 forks•11 star•00 issues•22 pull requests•Updated May 23, 2025May 23, 2025

• status

  Public
  Status page of OpenML

  Python

  •

  MIT License

  •00 forks•00 stars•11 issue•00 pull requests•Updated Feb 7, 2025Feb 7, 2025

• openml-tensorflow

  Public
  Tensorflow extension for openml-python

  pythontensorflowopenml+ 1

  pythontensorflowopenmlhacktoberfest

  Python

  •

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

  •44 forks•33 stars•44 issues•00 pull requests•Updated Dec 3, 2024Dec 3, 2024

• OpenML.jl

  Public
  Partial implementation of the OpenML API for Julia

  Julia

  •

  MIT License

  •66 forks•00 stars•00 issues•00 pull requests•Updated Oct 15, 2024Oct 15, 2024

• meta

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

  00 forks•00 stars•1414 issues•00 pull requests•Updated Sep 2, 2024Sep 2, 2024

• blog

  Public
  Blog for Openml.org

  Jupyter Notebook

  •

  Apache License 2.0

  •44 forks•22 stars•11 issue•55 pull requests•Updated Jul 6, 2024Jul 6, 2024

• scripts

  Public
  HTML

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jun 21, 2024Jun 21, 2024

• openml-r

  Public
  R package to interface with OpenML

  benchmarkingdata-sciencemachine-learning+ 17

  benchmarkingdata-sciencemachine-learningcranrstatisticsdatabasereproducible-researchmachine-learning-algorithmsopendata+ 10

  HTML

  •

  Other

  •3737 forks•9999 stars•2323 issues•11 pull request•Updated Jun 3, 2024Jun 3, 2024

• openml-tutorial

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

  machine-learningtutorialopenml

  machine-learningtutorialopenml

  HTML

  •55 forks•1414 stars•33 issues•00 pull requests•Updated Aug 6, 2023Aug 6, 2023