Commercial Open Source IT Management, Network Monitoring, Network Management
Zenoss is a leader in commercial open source network and systems management, providing solutions to monitor the availability and performance of the entire IT infrastructure. Zenoss has become the fastest growing alternative to “Big 4” management tools by delivering a complete IT monitoring solution for the the virtual and physical infrastructure in a single product.
Zenoss solutions include Zenoss Core™, the award-winning Open Source platform that performs network, server, and application monitoring, and Zenoss Enterprise™, which manages the availability and performance of the entire infrastructure – virtual AND physical – with a single product. In addition to enhanced capabilities, Zenoss Enterprise also includes professional support, as well as IP assurance protection.
To date, Zenoss has been deployed in over 23,000 organizations in 175 countries. Companies such as Rackspace, VMware, Tyco Electronics, SugarCRM, Capgemini, and Formica have deployed Zenoss Enterprise to help avoid costly IT outages, improve availability & performance, and provide better support to employees and customers.
Awards given to Zenoss and Zenoss products include InfoWorld's BOSSIE for Best Open Source Network Monitoring Solution, Enterprise Open Source Magazine Readers' Choice Award, and Network World's Clear Choice Award
Founded in 2005, Zenoss is a privately held company funded by Grotech Capital Group, Intersouth Partners, Boulder Ventures and the Maryland Department of Business and Economic Development. The company is based in Annapolis, MD with offices in Austin, TX.
Commercial Open Source – The Best of Both Worlds
Zenoss operates on a powerful combination of open source software development and commercial software delivery. The results for Zenoss users are benefits from both approaches.
Through our community project, users can download, use, and contribute to Zenoss Core - the most popular open source IT management software product in the world. Benefits of the community-driven approach include:
- Faster Innovation
- Open Architecture
- Transparency
- Control
With our commercial offerings, enterprises get the feature-complete solution and vendor accountability they expect when acquiring a commercial product. Benefits realized by Zenoss Enterprise clients include:
- Lower Costs
- Feature-Complete Software
- Certified Builds
- Vendor Accountability
- Expert Support & Services
- Legal Protection
Recognition
Zenoss is fast becoming the recognized leader for commercial open source systems management as evidenced by a growing list of awards, reviews and other industry praise.
![]() |
InfoWorld Best of Open Source Award Zenoss Core wins InfoWorld BOSSie Award for Networking |
|
![]() |
Winner - CompTIA SoftwareCEO Most Innovative Enterprise Software Zenoss Enterprise won for Most Innovative Enterprise Software, for its scalable IT management capabilities that help medium and large enterprise IT organizations ensure maximum availability and performance of business systems and applications. |
|
![]() |
Finalist - CompTIA SoftwareCEO Most Innovative Software The Computing Technology Industry Association's SoftwareCEO Software Innovation Awards recognize innovative software products and new business models. Zenoss has been named a finalist for the 2009 Most Innovative Enterprise Software Award. |
|
![]() |
Products of the Week "Zenoss Enterprise 2.4 offers a single, consistent view of monitoring information across Linux, Unix and Microsoft Windows platforms that simplifies cross-platform management and enterprise reporting; includes agent-less monitoring for Linux and Unix; and incorporates a GUI-based configuration able to monitor any cloud-based service." |
|
![]() |
Five Fantastic Opens Source Tools for Windows Admins Zenoss Core was selected as one of five top open source tools for the IT pro in the Windows IT environment – "Zenoss Core is an easy to manage, easy to read monitoring tool with lots of features." |
|
![]() |
Jolt Productivity Award, Enterprise Tools Zenoss was honored with the Productivity Award for Enterprise Tools in the 19th annual Jolt Product Excellence and Productivity Awards. |
|
![]() |
Cover of InformationWeek Zenoss' CEO Karpovich is taking on BMC, CA, HP, and IBM in systems monitoring. |
|
![]() |
SourceForge.net 2008 Community Choice Awards Zenoss was nominated by the SourceForge.net community from among 180,000 projects in three categories: Best Project for the Enterprise, Best Tool or Utility for SysAdmins, and Most Likely to Be the Next $1B Acquisition. |
|
![]() |
Network World Clear Choice Award Winner "Zenoss Core’s faultless and quick discovery of all our devices, servers, clients, operating systems, applications and running processes was a delight to behold." |
|
![]() |
Enterprise Open Source Magazine Readers' Choice Award Zenoss was recognized as the Best Linux Systems Management Tool by the readers of Enterprise Open Source Magazine. |
|
![]() |
SourceForge.Net Project of the Month - March 2007 Zenoss was recognized as the SF Project of the month in March 2007 by SF.Net which hosts over 150,000 open source projects. Past SourceForge.net monthly award recipients include SugarCRM, Pentaho and JBoss. |
|
![]() |
Open Source Companies to Watch "How do you know which open source approach is right for you? We've pulled out a few start-ups that you might not be familiar with, but we think should be on your radar." Here are ten open source start-ups to watch... |
|
![]() |
Best Open Source Solution Awards the best software solution developed from source code in either the pubic domain or licensed according to an open source license. |
|
![]() |
Ten Leading Open Source Innovators Datamation's Jeff Vance selected Zenoss as one of ten leading innovative open source companies along with rPath and SugarCRM. |
|
![]() |
VAR Guy's Open Source 50 Zenoss was named to the VAR Guy's Open Source 50, a listing of the Top 50 open source solutions providers. |
|
![]() |
KillerStartups "Zenoss has got the right combination of flexibility, ease of use, and cost effectiveness. It gets the job done. Its new maps mashup allows it to be used for more in depth levels of management." |
|
![]() |
Review: Rollout: Zenoss Core "Finally, enlightenment. [...] Zenoss is putting space between itself and [its] rivals..." |
|
![]() |
Open Source's Ten Hottest Apps "Zenoss Core is a highly useful tool for managing networks and systems across an enterprise. It provides a single integrated product for monitoring the availability, performance, events and configuration of servers, computers and networking equipment across an entire local- or wide-area network." |
|
![]() |
SourceForge.Net 2007 - Nominee Best Technical Design Zenoss was nominated for the SourceForge.Net Community Choice Awards in the Best Technical Design category. The project most likely to inspire awe with its technical perfection |

















