We’re pleased to announce the Autumn 2025 edition of the CloudStack European User Group (CSEUG), taking place on September 18th at Events @ No.6 in the City of London.

This event will bring together members of the European CloudStack community for a full day of technical discussions, knowledge exchange, and networking. Attendees can expect insights into real-world CloudStack use cases, community developments, and best practices in open-source cloud infrastructure.

This edition of CSEUG is supported by ShapeBlue and StorPool Storage.

The Apache CloudStack project announces the LTS release of 4.19.3.0 and 4.20.1.0 that address the following security issues:

• CVE-2025-26521 (severity 'Critical')
• CVE-2025-30675 (severity 'Low')
• CVE-2025-47713 (severity 'Critical')
• CVE-2025-47849 (severity 'Moderate')
• CVE-2025-22829 (severity 'Low')

The Apache CloudStack project is pleased to announce the release of CloudStack 4.19.3.0 and 4.20.1.0.

The CloudStack releases 4.19.3.0 and 4.20.1.0 are maintenance releases as part of their 4.19.x and 4.20.x LTS branches respectively. CloudStack release 4.19.3.0 contains more than 120 fixes and improvements since CloudStack 4.19.2.0 and CloudStack 4.20.1.0 contains more than 150 fixes and improvements since CloudStack 4.20.0.0 release.

The Apache CloudStack European User Group (CSEUG) convened on May 8th in Vienna, Austria, marking its return with a technically focused event that brought together a dynamic cross-section of users, contributors, developers, and operators from across Europe. Hosted at Quartier Belvedere Central, the event delivered a full day of in-depth technical sessions, collaborative community interactions, and practical insights into real-world deployments and advancements within the Apache CloudStack ecosystem.

We’re excited to share that the CloudStack India User Group (CSIUG) will be held on 11th July 2025 at the D1 Yotta Data Center in Greater Noida.

This event will bring together CloudStack users, developers, and operators from across India for a day of technical sessions, community collaboration, and in-depth discussions on building and running open-source cloud infrastructure. Expect real-world case studies, project updates, and valuable insights from across the CloudStack ecosystem.

The 2025 CSIUG is supported by ShapeBlue, Yotta and LINBIT.

Fabricio Duarte is one of the newest committers of the Apache CloudStack community. In this interview, Fabricio delves into his professional background, his contributions to the CloudStack project, advice on how to get involved in the project, and more! Click the button below to see the current project member list.

The CloudStack project is pleased to announce our newest VP, Nicolas Vazquez. This interview explores Nicolas’ experience with Apache CloudStack, key projects, recent developments, advice on how to contribute to the CloudStack ecosystem, and more!

Introduce yourself in a few words​

My name is Nicolas Vazquez, I am a Software Engineer from Uruguay. I have been involved on the CloudStack project for the last 10 years, during which I became a Committer and then a PMC member. In the last months I have been contributing to features like VMware to KVM migration, the support for Virtual Appliances on VMware, the Multi-Architecture Zones.

The Story of LifeinCloud​

LifeinCloud is a privately-owned, European public cloud provider on a mission to make powerful cloud solutions more accessible to developers and businesses worldwide.

They started in 2009 as a managed services provider, later expanding into private cloud solutions. As demand grew, they faced a similar challenge to many in our community:

The Apache CloudStack project is pleased to announce the release of CloudStack 4.19.2.0.

We’re thrilled to announce that the CloudStack European User Group (CSEUG) 2025 is happening on May 8th in Vienna, Austria! This User Group meeting will bring together the European CloudStack community for a full day of networking, knowledge sharing, and discussions about our open-source cloud technology. This year’s CSEUG is sponsored by ShapeBlue, proIO and LINBIT, who will also be the local event host.