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@OHDSI

Observational Health Data Sciences and Informatics

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  1. CommonDataModel CommonDataModel Public

    Definition and DDLs for the OMOP Common Data Model (CDM)

    HTML 1.1k 515

  2. Vocabulary-v5.0 Vocabulary-v5.0 Public

    Build process for the OHDSI Standardized Vocabularies. Currently not available as independent release.

    PLpgSQL 275 75

  3. Atlas Atlas Public

    ATLAS is an open source software tool for researchers to conduct scientific analyses on standardized observational data

    JavaScript 338 155

  4. Cyclops Cyclops Public

    Cyclops (Cyclic coordinate descent for logistic, Poisson and survival analysis) is an R package for performing large scale regularized regressions.

    C++ 46 36

  5. CohortMethod CohortMethod Public

    An R package for performing new-user cohort studies in an observational database in the OMOP Common Data Model.

    R 94 69

  6. PatientLevelPrediction PatientLevelPrediction Public

    An R package for performing patient level prediction in an observational database in the OMOP Common Data Model.

    R 227 97

Repositories

Showing 10 of 398 repositories
  • CustomVocabularyBrowser Public
    OHDSI/CustomVocabularyBrowser's past year of commit activity
    JavaScript 2 Apache-2.0 0 19 0 Updated Nov 12, 2026
  • Pythia Public

    AI cohort-design advisor for ATLAS 3.0

    OHDSI/Pythia's past year of commit activity
    Clojure 4 Apache-2.0 1 0 2 Updated Nov 12, 2026
  • PegasusShiny Public

    An R Shiny app for viewing the Pegasus phenotyping data

    OHDSI/PegasusShiny's past year of commit activity
    R 1 0 0 0 Updated Nov 12, 2026
  • Data2Evidence Public

    Data2Evidence is an end-to-end solution for management and analysis of OMOP data - https://data2evidence.org

    OHDSI/Data2Evidence's past year of commit activity
    TypeScript 47 Apache-2.0 15 482 49 Updated Nov 12, 2026
  • Pegasus Public

    Phenotype Evaluation and Generation by AI-assisted Synthesis & User Specifications

    OHDSI/Pegasus's past year of commit activity
    R 2 0 0 0 Updated Nov 12, 2026
  • trex Public

    Self-hosted Supabase-compatible backend with an embedded analytical engine and agent runtime

    OHDSI/trex's past year of commit activity
    TypeScript 2 Apache-2.0 6 0 2 Updated Nov 12, 2026
  • Atlas3 Public

    A complete reimplementation of OHDSI ATLAS for cohort definition and analysis, built with Vue 3 and TypeScript.

    OHDSI/Atlas3's past year of commit activity
    TypeScript 13 Apache-2.0 7 16 10 Updated Nov 12, 2026
  • ShinyProxyDeploy Public

    Deploy OHDSI Shiny apps to results.ohdsi.org

    OHDSI/ShinyProxyDeploy's past year of commit activity
    0 4 0 0 Updated Nov 12, 2026
  • PheValuator Public

    An R package for evaluating phenotype algorithms.

    OHDSI/PheValuator's past year of commit activity
    R 23 6 12 2 Updated Nov 12, 2026
  • Circepy Public

    [under development] A one to one python implementation of the circe-be cohort definition classes

    OHDSI/Circepy's past year of commit activity
    Python 6 1 7 2 Updated Nov 12, 2026
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