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

"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 ...

"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 ...

"Best project code ever read (nova)."

What do you like best about OpenStack? Nova's project structure and some of the architectural choices performed by maintainers. The ability to keep the pieces of the biggest open-source project in the world. What do you dislike about OpenStack? Code review system. I still have an open bug. I didn't manage to fix it in a reasonable time because of the CI systems. What problems is OpenStack solving and how is that benefiting you? I used it for research purposes. I implemented a consolidator ...

"Openstack Review"

What do you like best about OpenStack? First of all, since I am a passionate Python developer, I love that there is an open source implementation of cloud services in Python. Openstack encourages open source development and contributions including helping new developers getting on board. They have very detailed documentation, good bug tracking with good filtering options. They even provide an IRC channel so that developers and dev ops can ask questions about installiong an openstack service ...

"Open Source, and Open Stack, for the win."

What do you like best about OpenStack? OpenStack's open source approach gives it a unique advantage over competing cloud management infrastructures. The approach allows for a good amount of "pick and choose" style cloud architecture/design, while minimizing hidden gotchas. What do you dislike about OpenStack? OpenStack's open source approach means that it can take quite some time for needed improvements to make their way into production use. What problems is OpenStack solving and how is ...

"Working with OpenStack"

What do you like best about OpenStack? Easy horizontal scaling and fast deployment vs other solutions available. Also feels more polished when it comes to bigger scale. Once I got started I started appreciating Keystone really soon. It's really a valuable tool. I also integrated Horizon and Heat to go along our existing development 'platform'. What do you dislike about OpenStack? A bit time consuming to integrate into existing development cycle. Training is needed to get started as soon as ...

"OpenStack for dev worksapce"

What do you like best about OpenStack? OpenStack is very good platform to deploy SaaS infrastructure. I can use it to start developper workspace every morning and is scalable for new hire ! What do you dislike about OpenStack? UI part is not really ok at this moment, is very laggy and start time of instance is also long... What problems is OpenStack solving and how is that benefiting you? Have the ability to share server computing between many developpers to create/start dev workspace every ...

"Casual admin"

What do you like best about OpenStack? Open source and quick learning curve. Massive community support. What do you dislike about OpenStack? Massive amount of dependencies and heavy installation process. What problems is OpenStack solving and how is that benefiting you? Managing vm's. This fulfills the need and then some.

"Infrastructure automation and rapid prototyping"

What do you like best about OpenStack? I think a REST interface for monitoring and controlling my infrastructure. I love software defined networking and the ability to quickly experiment with possible configurations on a large and inter-regional scale. As a developer who's used to working with a separate infrastructure team, self-service is incredibly empowering. It means that I can not only write but deploy and monitor new products and features at any time with zero friction. It makes our ...

"Infrastructure automation and rapid prototyping"

What do you like best about OpenStack? I think a REST interface for monitoring and controlling my infrastructure. I love software defined networking and the ability to quickly experiment with possible configurations on a large and inter-regional scale. As a developer who's used to working with a separate infrastructure team, self-service is incredibly empowering. It means that I can not only write but deploy and monitor new products and features at any time with zero friction. It makes our ...