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 1k 483

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

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

    PLpgSQL 259 75

  3. Atlas Atlas Public

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

    JavaScript 301 147

  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++ 41 33

  5. CohortMethod CohortMethod Public

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

    R 89 69

  6. PatientLevelPrediction PatientLevelPrediction Public

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

    R 212 91

Repositories

Showing 10 of 369 repositories
  • WebAPI Public

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

    OHDSI/WebAPI’s past year of commit activity
    Java 143 Apache-2.0 179 133 (1 issue needs help) 27 Updated Jan 24, 2026
  • ohdsi-uk Public
    OHDSI/ohdsi-uk’s past year of commit activity
    R 0 1 1 0 Updated Jan 24, 2026
  • trex Public

    [Under development] Trex is the runtime for the D2E platform

    OHDSI/trex’s past year of commit activity
    Rust 2 MIT 0 0 1 Updated Jan 23, 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 0 0 1 1 Updated Jan 23, 2026
  • OhdsiReportGenerator Public

    Code to extract data from the OHDSI results structure and generate plots, presentations and reports

    OHDSI/OhdsiReportGenerator’s past year of commit activity
    R 0 3 2 4 Updated Jan 23, 2026
  • OhdsiShinyModules Public

    An R package containing Shiny modules used by various OHDSI Shiny apps

    OHDSI/OhdsiShinyModules’s past year of commit activity
    R 8 12 68 5 Updated Jan 23, 2026
  • ComparatorSelectionExplorer Public

    This package is designed to aid the selection of comparators in active comparator, new user cohort designs by computing a similarity metric across all possible pairs of drug comparators

    OHDSI/ComparatorSelectionExplorer’s past year of commit activity
    R 0 2 23 2 Updated Jan 23, 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 31 Apache-2.0 9 254 47 Updated Jan 23, 2026
  • DataQualityDashboard Public

    A tool to help improve data quality standards in observational data science.

    OHDSI/DataQualityDashboard’s past year of commit activity
    JavaScript 171 105 47 7 Updated Jan 23, 2026
  • AtlasWebAPISandbox Public

    Area for proof-of-concept ideas for future ideas for Atlas/WebAPI

    OHDSI/AtlasWebAPISandbox’s past year of commit activity
    Java 0 Apache-2.0 2 0 2 Updated Jan 23, 2026