Skip to content
@OHDSI

Observational Health Data Sciences and Informatics

Pinned Loading

  1. CommonDataModel CommonDataModel Public

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

    HTML 1.1k 510

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

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

    PLpgSQL 273 75

  3. Atlas Atlas Public

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

    JavaScript 326 154

  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++ 44 35

  5. CohortMethod CohortMethod Public

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

    R 92 68

  6. PatientLevelPrediction PatientLevelPrediction Public

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

    R 221 96

Repositories

Showing 10 of 389 repositories
  • 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 44 Apache-2.0 12 453 38 Updated Sep 29, 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 5 0 4 Updated Sep 29, 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 11 2 Updated Sep 29, 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 10 Apache-2.0 5 5 1 Updated Sep 29, 2026
  • ohdsi-uk Public
    OHDSI/ohdsi-uk's past year of commit activity
    R 0 1 1 0 Updated Sep 29, 2026
  • AthenaUI Public

    UI of web application for distributing and browsing the Standardized Vocabularies for the OMOP CDM

    OHDSI/AthenaUI's past year of commit activity
    TypeScript 7 3 3 2 Updated Sep 28, 2026
  • ArachneUIComponents Public

    [under development] a open repository to host ARACHNE Common UI components

    OHDSI/ArachneUIComponents's past year of commit activity
    JavaScript 2 Apache-2.0 1 0 1 Updated Sep 28, 2026
  • WebAPI Public

    OHDSI WebAPI contains all OHDSI services that can be called from OHDSI applications

    OHDSI/WebAPI's past year of commit activity
    Java 153 Apache-2.0 184 136 (1 issue needs help) 31 Updated Sep 28, 2026
  • CohortPrevalence Public

    OHDSI package to calculate prevalence

    OHDSI/CohortPrevalence's past year of commit activity
    R 0 Apache-2.0 4 4 0 Updated Sep 28, 2026
  • SelfControlledCohort Public

    An R package for performing self-controlled cohort analyses, a method to estimate risk by comparing time exposed with time unexposed among the exposed cohort.

    OHDSI/SelfControlledCohort's past year of commit activity
    R 8 Apache-2.0 4 2 2 Updated Sep 28, 2026
View all repositories