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

OCL puts its FHIR Core to the Test at the HL7 Connectathon

Joe Amlung and Rafal Korytkowski from the OCL team recently participated in the HL7 FHIR Connectathon in September, 2024 in Atlanta, Georgia, USA! This event provided an excellent opportunity to engage with the FHIR community, assess our current capabilities, and chart our course for future...

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Insights and Future Directions from the OCL Community Survey

As we look ahead to 2025, the Open Concept Lab (OCL) team is excited to share the results of our recent community survey! This survey was distributed in early October 2024, and we were ecstatic to receive such valuable feedback from our diverse user base. Survey participants spanned multiple...

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Upcoming event: OCL Quarterly Showcase – Wednesday 9 October

Join us for the OCL Quarterly Showcase on Wednesday 9 October July at 8am ET/12pm UTC/3pm EAT! This meeting will be a broader community meeting where we will share the successes of the past quarter, along with a brief discussion about upcoming priorities for the next quarter. This showcase will...

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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