i2b2 is an open-source clinical data warehousing and analytics research platform used at over 250 locations worldwide. i2b2 enables sharing, integration, standardization, and analysis of heterogenous data from healthcare and research.
The i2b2 Community is a life-sciences-focused open-source, open-data community. This wiki is the central place for the i2b2 Community to communicate and share projects with other users. Here you will find the latest information on the i2b2 Software, what others in the community are doing, and find resources to help answer any questions you may have about the i2b2.
i2b2 is part of the i2b2 tranSMART Foundation, which brings together an NIH-funded enterprise clinical research platform (i2b2) and pharma-developed software for translational research studies (tranSMART).

Current Announcements

Software	Version
i2b2 Binary Download	1.8.2 (September 2025)	Download Full Download Upgrade
i2b2 Core Server Source Code	1.8.2 (September 2025)	Release i2b2 Core Server
i2b2 Core Data Source Code	1.8.2 (September 2025)	Release i2b2 Data
i2b2 Web Client	1.8.2 (September 2025)	Release i2b2 Web client
i2b2 Documentation	1.8.2 (September 2025)	1.8.2 Release Notes Upgrade to version 1.8.2 i2b2 Installation Guide
i2b2 VMWare Server/Client Demo	1.8.2	Windows Mac
i2b2 Docker Demo (unofficial)	1.8.0	1-8-0
i2b2 Workbench	2.0.01 (October 17, 2017)	Software Release 2.0.01

09/2025:

i2b2 release 1.8.2 available!
Enhanced Data Export extension for i2b2 with:
- User-designed analytic tables
- Table designer plugin
- Data Export Manager
ACT Version 4.2 Ontology
Digital Twin Bundle
User session log rotation (performance enhancement)
Faster patient counting scripts (for all databases)
Enhancements and bugfixes

Newest i2b2 Community Projects

Links and Older Announcements

Important links:

1.7.13 Release and Classic webclient downloads are available at i2b2 Software Downloads Links - All Releases

Older Announcements:

Consortium for Clinical Characterization of Covid-19 by EHR (4CE)

4CE is an international consortium for electronic health record (EHR) data-driven studies of the COVID-19 pandemic. The goal of this effort—led by the i2b2 international academics users group—is to inform doctors, epidemiologists and the public about COVID-19 patients with data acquired through the health care process.

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Documentation

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