--- title: Apache Karaf Reviews meta\_title: 'Apache Karaf Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter 24 reviews by the users' company size, role or industry to find out how Apache Karaf works for a business like yours. aggregate\_rating: rating\_value: 4.2 review\_count: 24 scale: '5' date\_modified: '2026-08-09' parent\_category: name: Containerization url: https://www.g2.com/categories/containerization --- # Apache Karaf Reviews & Product Details Apache Karaf provides dual polymorphic container and application bootstrapping paradigms to the Enterprise. * * * Seller [The Apache Software Foundation](https://www.g2.com/sellers/the-apache-software-foundation) Discussions [Apache Karaf Community](https://www.g2.com/products/apache-karaf/discuss) Show More ## Top-Rated Alternatives [ ![GlusterFS](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "GlusterFS") GlusterFS 4.3/5(27) ](https://www.g2.com/products/glusterfs/reviews) [ ![IBM Storage Ceph](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "IBM Storage Ceph") IBM Storage Ceph 4.1/5(22) ](https://www.g2.com/products/ibm-storage-ceph/reviews) [ ![Red Hat Runtimes](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Red Hat Runtimes") Red Hat Runtimes 4.4/5(64) ](https://www.g2.com/products/red-hat-runtimes/reviews) [ View All Alternatives ](https://www.g2.com/products/apache-karaf/competitors/alternatives) ## User Insights Average based on 24 real user reviews. [Log in to unlock pricing and user insights](/login) ![Verified User in Banking](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Banking") AB Verified User in Banking Mid-Market (51-1000 emp.) 12/21/2021 "A must have tool for runtime programs...!" 3.5/5 What do you like best about Apache Karaf? It's a fantastic open-source tool that can manage many cluster instances, artifact repositories, Monitoring, alerting, and BAM. You can do everything in a single bundle. Review collected by and hosted on G2.com. What do you dislike about Apache Karaf? Karaf runs on JVM, which may not run smoothly if you miss out or mess up the versions while installing and upgrading; you will have to take care to version a lot. Review collected by and hosted on G2.com. What problems is Apache Karaf solving and how is that benefiting you? It helps manage clusters and artifact repositories. We have been using this for monitoring, alerting, and business activity monitoring since it's is open source, so that we could save some bucks as well. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![KrishnaPrasad J.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "KrishnaPrasad J.") KJ KrishnaPrasad J. Developer Mid-Market (51-1000 emp.) 12/29/2021 "Apache Karaf Review" 4/5 What do you like best about Apache Karaf? Easy for software development. Less code does much work Review collected by and hosted on G2.com. What do you dislike about Apache Karaf? It was somehow confusing while starting the learning. Review collected by and hosted on G2.com. What problems is Apache Karaf solving and how is that benefiting you? We are creating the routes. i.e., the transformation of data. Creating and consuming the API etc.. Review collected by and hosted on G2.com. Show More 1/5/2022 Validated ReviewerIncentivizedSource: G2 invite ![Pramod S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pramod S.") PS Pramod S. Project Manager Scrum Master Enterprise (\> 1000 emp.) 12/22/2021 "Best Open Source ETL tool of the year" 4/5 What do you like best about Apache Karaf? Open Source, low latency platform and its capability to manage load in a unique way Review collected by and hosted on G2.com. What do you dislike about Apache Karaf? Not that great for analytics platform though it has capability to send data to other platforms Review collected by and hosted on G2.com. What problems is Apache Karaf solving and how is that benefiting you? Integration of microservices Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Information Technology and Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Information Technology and Services") UI Verified User in Information Technology and Services Small-Business (50 or fewer emp.) 12/28/2021 "Good runtime" 3.5/5 What do you like best about Apache Karaf? Ease of deployment and environment setup and the centralized logging system of Apache Karaf is a pretty neat feature to log information. Review collected by and hosted on G2.com. What do you dislike about Apache Karaf? Some time it is complicated to find the right way to resolve the dependencies. Review collected by and hosted on G2.com. Recommendations to others considering Apache Karaf: Overall it is a reasonable runtime. Review collected by and hosted on G2.com. What problems is Apache Karaf solving and how is that benefiting you? I am experimenting with runtime for a future project which requires and stable and manageable runtime to run java applications. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Sporting Goods](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Sporting Goods") CS Verified User in Sporting Goods Small-Business (50 or fewer emp.) 12/12/2020 "Karaf Container is a modern and polymorphic container." 4/5 What do you like best about Apache Karaf? Folder based hot deployment, Centralized Logging System,It has it's own way of provisioning bundles and start levels. (org.apache.karaf.features) and Karaf has it's own maven plugins as well. Review collected by and hosted on G2.com. What do you dislike about Apache Karaf? 1) Class-loading is the most obvious challenge when using OSGi. 2) some open source libraries may be not fully compatible with OSGi infrastructure and it may be hard to use them out of the box as it is in standard Java applications. Review collected by and hosted on G2.com. What problems is Apache Karaf solving and how is that benefiting you? OSGI bundles can be installed, started, stopped, updated, and uninstalled without bringing down the whole system Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Kaleeswaran K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Kaleeswaran K.") KK Kaleeswaran K. Technical Lead Enterprise (\> 1000 emp.) 12/11/2020 "Developed nano service using Jboss Fuse and Apache Camel for banking application" 4/5 What do you like best about Apache Karaf? Compatibility Set , OSGI bundle, Service, private and public API and modularity Review collected by and hosted on G2.com. What do you dislike about Apache Karaf? Required expert to develop app using Fuse Review collected by and hosted on G2.com. What problems is Apache Karaf solving and how is that benefiting you? Versioning with compatibility set, Service discovery using Service, Easy scale and deploy 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") CH Verified User in Hospital & Health Care Mid-Market (51-1000 emp.) 12/5/2020 "Good implementation of poor standard" 3.5/5 What do you like best about Apache Karaf? Nice implementation, in boundaries of OSGI achieves quite good results. It is the result of human design, it would be better if it is the result of more natural human action. Review collected by and hosted on G2.com. What do you dislike about Apache Karaf? OSGI standard is artificial and too complicated. There are probably better solutions. Review collected by and hosted on G2.com. What problems is Apache Karaf solving and how is that benefiting you? Modularity, plug and play, scaling, maintainability Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ##### 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-karaf/pricing) Apache Karaf Comparisons ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_c3f0c0f938fcd46a7205781b012386b3/glusterfs.png "Product Avatar Image") GlusterFS 4.3/5(27) [ Compare Now ](https://www.g2.com/compare/apache-karaf-vs-glusterfs) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_b350900e1c1cde239f398145fc13d8f3/apache-servicemix.jpg "Product Avatar Image") Apache ServiceMix 3.9/5(13) [ Compare Now ](https://www.g2.com/compare/apache-karaf-vs-apache-servicemix) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_0957250e66d0bd9ef389ec04088ec094/ibm-storage-ceph.png "Product Avatar Image") IBM Storage Ceph 4.1/5(22) [ Compare Now ](https://www.g2.com/compare/apache-karaf-vs-ibm-storage-ceph) ## Work at The Apache Software Foundation? 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