OpenStack Reviews in September 2026: User Ratings, Pros & Cons

"Leading OpenSource IaaS platform"

What do you like best about OpenStack? What I value the most at OpenStack is the OpenSource community support that comes up in many ways. Firstly, it easy to find an OpenStack installation designated for platform of your choice (we used RDO for a RedHat installation). Secondly, there is a thriving discussion list were you can easily find help about almost everything. Lastly, there is a wide variety of plugins, thrid part projects that may potentially help meeting your business goals. For ...

"Very useful for starting up cloud instances to test and replicate environments/ unix boxes"

What do you like best about OpenStack? We deployed on our own server. Very easy to monitor and apply security and limit pool of users. What do you dislike about OpenStack? Nothing. I prefer it to a lot of other services. What problems is OpenStack solving and how is that benefiting you? We were trying to keep down costs, as well as be able to make deployments and testing consistent and easier to automate.

"A great alternative to the public cloud or more expensive on-prem solutions"

What do you like best about OpenStack? Once it's running and configured correctly it's pretty much bullet proof. What do you dislike about OpenStack? It can be difficult to setup without using a Linux distro that already has it built in. Recommendations to others considering OpenStack: It is a good solution that may meet your needs. What problems is OpenStack solving and how is that benefiting you? Reducing server footprint without migrating to the public cloud.

"Very interesting, but could be better"

What do you like best about OpenStack? The fact that it uses readily-available low-level tools, it makes easier to work with it What do you dislike about OpenStack? Setup is very painful, and if you don't need all the features it's hard to trim down the documentation to find your way through it based on your needs. Recommendations to others considering OpenStack: Be sure you understand the cost-benefit tradeoffs, as it's not that easy to setup and it requires a lot of time for maintenance. ...

"Very interesting, but could be better"

What do you like best about OpenStack? The fact that it uses readily-available low-level tools, it makes easier to work with it What do you dislike about OpenStack? Setup is very painful, and if you don't need all the features it's hard to trim down the documentation to find your way through it based on your needs. Recommendations to others considering OpenStack: Be sure you understand the cost-benefit tradeoffs, as it's not that easy to setup and it requires a lot of time for maintenance. ...

"OpenStack Review"

What do you like best about OpenStack? Open Sourced, collaborative movement with great knowledge sharing amongst peers. The community helps each other a lot. What do you dislike about OpenStack? Complicated setup and steep learning curve. What problems is OpenStack solving and how is that benefiting you? Setting up Virtualized/Containerized Network Functions

"HPE OpenStack Developer (Freezer Team Core Developer)"

What do you like best about OpenStack? OpenStack is truly opensource project and everyone can use it or change whatever he wants. For developers it means that you always can know what is under the hood. For companies it means possibility to try OpenStack or use it without expenses on licenses. OpenStack has modular architecture that allows you to select a set of services that you need or create and integrate your own service (For example your own billing or integration with services of your ...

"Using OpenStack"

What do you like best about OpenStack? The main benefit of OpenStack that I like the best is to not be tied to one vendor or another. Being able to switch vendors is very important. The pricing of OpenStack and the open source nature is extremely important as well. It is also wide spread so you can use it at hundreds of companies from small shops to online hosting to media companies.Using OpenOpenStack as a platform What do you dislike about OpenStack? The architecture is still a little ...

"Good solution for private or on-premise cloud infrastructure"

What do you like best about OpenStack? Openstack has an extensive API for all it's core services like Compute, Storage and Networking. Being open source, and flexibly licensed, it allows customized deployment as well as functionality. Support for a lot of hardware and software backends, due to it's pluggable, modular architecture is another big plus. What do you dislike about OpenStack? Scale issues are still unaddressed for years. Doesn't scale well for large deployments, let aside public ...

"Good solution for private or on-premise cloud infrastructure"

What do you like best about OpenStack? Openstack has an extensive API for all it's core services like Compute, Storage and Networking. Being open source, and flexibly licensed, it allows customized deployment as well as functionality. Support for a lot of hardware and software backends, due to it's pluggable, modular architecture is another big plus. What do you dislike about OpenStack? Scale issues are still unaddressed for years. Doesn't scale well for large deployments, let aside public ...