--- title: Apache cTAKES Reviews meta\_title: 'Apache cTAKES Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter 19 reviews by the users' company size, role or industry to find out how Apache cTAKES works for a business like yours. aggregate\_rating: rating\_value: 4.4 review\_count: 19 scale: '5' date\_modified: '2026-07-12' parent\_category: name: Development url: https://www.g2.com/categories/development --- # Apache cTAKES Reviews & Product Details Apache cTAKES is a natural language processing system for extraction of information from electronic medical record clinical free-text. * * * Seller [The Apache Software Foundation](https://www.g2.com/sellers/the-apache-software-foundation) Discussions [Apache cTAKES Community](https://www.g2.com/products/apache-ctakes/discuss) Show More ## Top-Rated Alternatives [ ![Okta](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Okta") Okta 4.5/5(1,368) ](https://www.g2.com/products/okta/reviews) [ ![Termius](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Termius") Termius 4.8/5(268) ](https://www.g2.com/products/termius/reviews) [ ![SAP Fiori](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "SAP Fiori") SAP Fiori 4.3/5(207) ](https://www.g2.com/products/sap-fiori/reviews) [ View All Alternatives ](https://www.g2.com/products/apache-ctakes/competitors/alternatives) ## User Insights Average based on 19 real user reviews. [Log in to unlock pricing and user insights](/login) ![Ujjwal A.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Ujjwal A.") UA Ujjwal A. Lead ML Engineer Small-Business (50 or fewer emp.) 11/16/2022 "Excellent Free Tool for Clinical Text Analysis" 4/5 What do you like best about Apache cTAKES? The cTakes tool is a free and very powerful tool to do an analysis of Clinical Documents and reports. It's highly robust and scalable as written is JAVA. Natural Language Processing helps in getting the Named Entity Recognition for the clinical entities which helps in creating NER models easily with this tool. Review collected by and hosted on G2.com. What do you dislike about Apache cTAKES? Slow in loading high-resolution data, UI can be improved a bit, and also going through such vast documentation requires a lot of patience, and navigation. Search option in documentation will be really helpful Review collected by and hosted on G2.com. What problems is Apache cTAKES solving and how is that benefiting you? We had to built a Named Entity recognition model for extracting medical treatments the patient has gone through using his historical reports. Apache cTakes does the job efficiently Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Shrinivas S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Shrinivas S.") SS Shrinivas S. Senior Engineering Lead Enterprise (\> 1000 emp.) 11/7/2022 "Best Free Medical Data Extractor" 4/5 What do you like best about Apache cTAKES? Free of Cost Easy-to-understand documentation Scalable and can be used with Java which makes it Platform independent Provides word tagging similar to NER in text-based machine learning Review collected by and hosted on G2.com. What do you dislike about Apache cTAKES? Takes a lot of time when loading massive datasets There is a scope for improvement in the UI/UX design of the tool Could also implement themes in the tool as a good-to-have feature Review collected by and hosted on G2.com. What problems is Apache cTAKES solving and how is that benefiting you? Using it for the analysis of medical records data for one of my projects We are extracting events and classifying the UMLs from the medical records of the patients Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Manubhav J.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Manubhav J.") MJ Manubhav J. Software Developer Small-Business (50 or fewer emp.) 11/11/2022 "Quick and easy to understand" 4/5 What do you like best about Apache cTAKES? Its very easy to understand and even easy to implement. I see a great potential in this product. The documentation is insightful as compared to similar products. Review collected by and hosted on G2.com. What do you dislike about Apache cTAKES? It's pretty great when it comes to implementation and products, but it seems it needs to be more versatile for various use cases to be more popular with developers. Review collected by and hosted on G2.com. What problems is Apache cTAKES solving and how is that benefiting you? Apache cTakes solves out problems related to NLU . this software were fast and easy to use as well as easy to understand their base architecture which is very much appreciated. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Hospital & Health Care](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Hospital & Health Care") UH Verified User in Hospital & Health Care Small-Business (50 or fewer emp.) 12/9/2022 "Ctakes" 4/5 What do you like best about Apache cTAKES? The Natural Language Processing Approach is very nice with tokenization, element type and using pipelines. JCas is new to learn. Much Interested in exploring. Review collected by and hosted on G2.com. What do you dislike about Apache cTAKES? Nothing as of now. But online ppt, animation videos for learning, live projects with complete code setup on required IDE and executing the project KT is required. Review collected by and hosted on G2.com. What problems is Apache cTAKES solving and how is that benefiting you? Medical natural language processing. Better if cTakes gives reliable and ease of use APIs that replace FHIR and HL7 which are more customized by respective orgs. cTakes can think of better API or platform than HL7 or FHIR. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Vaibhav S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Vaibhav S.") VS Vaibhav S. Software Development Engineer 2 Mid-Market (51-1000 emp.) 11/9/2022 "Best OpenSource Medical Data Extractor available" 3.5/5 What do you like best about Apache cTAKES? cTakes is Opensource and hence can be used for free. Apart from that the documentation is pretty clear and easy to use. Review collected by and hosted on G2.com. What do you dislike about Apache cTAKES? I would say the UI can be improved but still works like a charm :) Review collected by and hosted on G2.com. What problems is Apache cTAKES solving and how is that benefiting you? Storing and maintaining Medical Records is a hassle and cTAKES does it in the best possible with it's powerful text analysis Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![david S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "david S.") DS david S. Marketing Department/Researcher Small-Business (50 or fewer emp.) 9/23/2022 "Amazing tool for clinical information extraction" 4/5 What do you like best about Apache cTAKES? Accepts plain text or clinical documents in XML documents. Quite intuitive system. Review collected by and hosted on G2.com. What do you dislike about Apache cTAKES? Old school design. But that is my personal opinion. Review collected by and hosted on G2.com. What problems is Apache cTAKES solving and how is that benefiting you? Machine learning optimizes the process. It saves a lot of time compared with other similar software. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Alternative Medicine](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Alternative Medicine") GA Verified User in Alternative Medicine Enterprise (\> 1000 emp.) 6/17/2018 "Pretty neat" 4/5 What do you like best about Apache cTAKES? How easy and intuitive it is to use. The interface is very good. Review collected by and hosted on G2.com. What do you dislike about Apache cTAKES? It needs to have a better tutorial for beginners and the help tools need to be improved. Review collected by and hosted on G2.com. What problems is Apache cTAKES solving and how is that benefiting you? Alternative Medicine and Accounting Review collected by and hosted on G2.com. Show More Validated ReviewerSource: Seller invite ## Questions about Apache cTAKES? Ask real users or explore answers from the community Get practical answers, real workflows, and honest pros and cons from the G2 community or share your insights. [ Ask about Apache cTAKES ](https://www.g2.com/products/apache-ctakes/discussions/new) GU Guest User What is Apache cTAKES used for? 0 Upvotes 0 [ Join the conversation ](https://www.g2.com/discussions/what-is-apache-ctakes-used-for) [ View all Discussions ](https://www.g2.com/products/apache-ctakes/discuss) ##### Pricing Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more. [ View More Pricing Information ](https://www.g2.com/products/apache-ctakes/pricing) ## Work at The Apache Software Foundation? Claim this profile to respond to reviews, update product info, and reach in-market buyers. 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