Open Concept Lab is an open-source terminology management system

OCL provides real-time electronic access to terminological resources and straightforward integration with independent software platforms.

OCL Online helps you to collaboratively manage, publish, and use terminology in the cloud alongside the global community.

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OCL Toolkit Diagram

Blog

Terminology management is getting smarter

Key takeaways: Guided workflows will help users to quickly complete the most common terminology management tasks, like creating mappings and dynamic references Seamless integration of FHIR into the TermBrowser Nudge users toward best practices for terminology management, like reuse of curated...

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Announcing the OCL FHIR Core (beta)!

We are excited to announce that the OCL FHIR Corebeta has been launched! Here’s a quick rundown: What is the OCL FHIR Corebeta? The OCL FHIR Corebeta integrates HL7 FHIR Terminology Service capabilities based on the R4 specification directly into the OCL core. Building FHIR directly into the OCL...

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Using OCL for OpenMRS Concept Dictionary Management

This blog written by Joe Amlung. Joe is a Technical Advisor for the Regenstrief Institute's Global Health Informatics team. He has focused on terminology management for several years, particularly by working with the Open Concept Lab (OCL) tools and the OpenMRS and OpenHIE Terminology Services...

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OCL Features

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Open Source

An open-source and customizable codebase allows local implementation and rebranding.
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Cloud Based

No need for local servers until your project requires it. OCL provides access to major terminologies.
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Community Driven

Community contributions mean quicker updates and access to best practices from other countries and organizations.
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Standards Based

OCL makes the benefit of health information standards available to implementers everywhere.
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LMIC Focused

Standards lower barriers to adopting health informatics best practices in low- and middle-income countries (LMICs).

Featured Projects

Ethiopia NHDD

Ethiopia NHDD

The National Health Data Dictionary (NHDD) captures the definitions of data elements, indicators, and the relationships between these elements to improve the MOH’s ability to manage data recording and reporting guidelines and to harmonize data across many stakeholders.

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PEPFAR DATIM

PEPFAR DATIM

The Metadata Sharing Platform (MSP) was launched in 2020 to provide users within the U.S. President’s Emergency Plan for AIDS Relief (PEPFAR) data exchange and interoperability community access to metadata for indicators defined in the Monitoring, Evaluation, and Reporting (MER) Indicator Reference Guide.

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Featured Reference Vocabularies

Supporting Organizations