Download CLAMP

CLAMP is available in two versions:

1) CLAMP-CMD, a command line program that implements the state-of-the-art techniques for extracting clinical concepts from text; and

2) CLAMP-GUI, which provides GUIs for efficiently building clinical NLP pipelines for your individual applications.

CLAMP is free for academic users for their individual research projects. All license requests and technical support of CLAMP (for both academic and industrial users) are now handled by Melax Technologies Inc. Please fill up the form here ( ) to submit your download request. We will send you the download link to the version you are requesting and activation code after review, which typically takes 2-3 business days.

*** To support the community, a clinical NLP pipeline is built for COVID-19 information extraction and normalization, please feel free to contact for its access and customization.

Contact Us

Center for Computational Biomedicine

School of Biomedical Informatics

The University of Texas Health Science Center at Houston

7000 Fannin St, Houston, TX 77030

License Support

Hao Ding - Director of Operations


Jianfu Li - Research Scientist


Technical Support

Huy Anh Pham - NLP Engineer


Follow Us

follow me on twitter follow me on facebook follow me on LinkedIn