Repositories list

• trex

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

  Rust

  •

  MIT License

  •0•2•0•3•Updated Feb 6, 2026Feb 6, 2026

• Data2Evidence

  Public

  OHDSI/Data2Evidence’s past year of commit activity
  Data2Evidence is an end-to-end solution for management and analysis of OMOP data - https://data2evidence.org

  ohdsiomop

  TypeScript

  •

  Apache License 2.0

  •10•32•274•38•Updated Feb 6, 2026Feb 6, 2026

• Circepy

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

  Python

  •

  Other

  •0•3•1•2•Updated Feb 6, 2026Feb 6, 2026

• ohdsi-uk

  Public
  R

  •1•0•1•0•Updated Feb 6, 2026Feb 6, 2026

• Arachne

  Public

  OHDSI/Arachne’s past year of commit activity
  Arachne Data Node web application

  TypeScript

  •

  Apache License 2.0

  •3•3•9•0•Updated Feb 6, 2026Feb 6, 2026

• OmopViewer

  Public

  OHDSI/OmopViewer’s past year of commit activity
  R

  •

  Apache License 2.0

  •1•2•9•0•Updated Feb 5, 2026Feb 5, 2026

• MIMIC

  Public

  OHDSI/MIMIC’s past year of commit activity
  MIMIC (Medical Information Mart for Intensive Care) is a large, single-center database comprising information relating to patients admitted to critical care uni…

  Python

  •

  Apache License 2.0

  •36•89•26•2•Updated Feb 5, 2026Feb 5, 2026

• Vocabulary-v5.0

  Public

  OHDSI/Vocabulary-v5.0’s past year of commit activity
  Build process for the OHDSI Standardized Vocabularies. Currently not available as independent release.

  PLpgSQL

  •

  The Unlicense

  •75•260•249•16•Updated Feb 5, 2026Feb 5, 2026

• AtlasWebAPISandbox

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

  Java

  •

  Apache License 2.0

  •2•0•0•1•Updated Feb 5, 2026Feb 5, 2026

• CohortConstructor

  Public

  OHDSI/CohortConstructor’s past year of commit activity
  R

  •

  Apache License 2.0

  •3•10•60•2•Updated Feb 5, 2026Feb 5, 2026

• Criteria2Query

  Public

  OHDSI/Criteria2Query’s past year of commit activity
  [In Development] An application to parse freetext inclusion criteria and produce a structured cohort definition that can be executed against OMOP CDM

  Java

  •

  Apache License 2.0

  •21•75•2•14•Updated Feb 5, 2026Feb 5, 2026

• Atlas

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

  JavaScript

  •

  Apache License 2.0

  •148•306•233•21•Updated Feb 5, 2026Feb 5, 2026

• OmopSketch

  Public
  R

  •

  Apache License 2.0

  •2•3•6•1•Updated Feb 5, 2026Feb 5, 2026

• Strategus

  Public
  An R package for coordinating and executing analytics using HADES modules

  R

  •15•8•30•5•Updated Feb 5, 2026Feb 5, 2026

• WebAPI

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

  Java

  •

  Apache License 2.0

  •178•144•133•28•Updated Feb 5, 2026Feb 5, 2026

• Atlas3

  Public
  [under development]

  TypeScript

  •1•1•0•0•Updated Feb 5, 2026Feb 5, 2026

• PhenotypeR

  Public
  R

  •

  Apache License 2.0

  •1•6•45•0•Updated Feb 5, 2026Feb 5, 2026

• Ulysses

  Public
  Ulysses is an R package that automates setup of an OHDSI study and provides functions to assist with its maintenance and organization.

  R

  •

  Apache License 2.0

  •4•2•9•0•Updated Feb 5, 2026Feb 5, 2026

• trexsql

  Public
  [under development]

  Apache License 2.0

  •0•0•0•0•Updated Feb 4, 2026Feb 4, 2026

• CohortDiagnostics

  Public
  An R package for performing various cohort diagnostics.

  hades

  R

  •53•48•37•4•Updated Feb 4, 2026Feb 4, 2026

• ETL-LambdaBuilder

  Public
  CDM Builder leveraging AWS Lambda

  C#

  •

  Apache License 2.0

  •18•20•1•3•Updated Feb 4, 2026Feb 4, 2026

• ARTEMIS

  Public
  R

  •

  Apache License 2.0

  •4•5•1•2•Updated Feb 4, 2026Feb 4, 2026

• Keeper

  Public
  A tool to support case validation

  R

  •2•6•4•0•Updated Feb 4, 2026Feb 4, 2026

• Tidy-R-with-OMOP-WG

  Public
  SCSS

  •0•0•0•0•Updated Feb 4, 2026Feb 4, 2026

• CohortGenerator

  Public

  OHDSI/CohortGenerator’s past year of commit activity
  Cohort Generation for the OMOP Common Data Model

  hades

  R

  •14•14•23•5•Updated Feb 3, 2026Feb 3, 2026

• MeasurementDiagnostics

  Public
  R

  •

  Apache License 2.0

  •2•1•10•2•Updated Feb 3, 2026Feb 3, 2026

• CohortPrevalence

  Public
  OHDSI package to calculate prevalence

  R

  •

  Apache License 2.0

  •2•0•0•1•Updated Feb 3, 2026Feb 3, 2026

• omock

  Public
  HTML

  •

  Apache License 2.0

  •2•3•28•0•Updated Feb 3, 2026Feb 3, 2026

• PatientLevelPrediction

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

  hades

  R

  •91•213•41•5•Updated Feb 2, 2026Feb 2, 2026

• GIS

  Public
  Shell

  •

  Apache License 2.0

  •10•18•69•1•Updated Jan 30, 2026Jan 30, 2026