Open. Native. Intelligent. To the Core.

Open-Source driven Solutions for Modern Enterprises and Public.

Own your Stack

Open-Source and Sovereignty for Cloud and AI.

Our solutions run on standard hardware, on-premises or in the cloud.

  • Free of any Licensing Fees
  • No Vendor Lock-in
  • Designed to Scale
  • Resilient and Adoptable
  • Sovereign and Secure by Default


Karsten Samaschke, Founder & CEO of VanillaCore
From the Founder

“I founded VanillaCore because organizations must be able to own their stack: their clouds, their AI, their data. Vendors change rules, prices, and terms at will. Open source puts you back in control.”

Karsten Samaschke

Founder & CEO, VanillaCore


Track Record

Proven in the Field

Selected engagements with international institutions and public-sector programs.

Government Cloud Trainings

GovStack · ITU · GIZ

Cloud fundamentals trainings for government teams, delivered on the ground in Djibouti and other countries. Organized by the International Telecommunication Union (ITU) and GIZ within the GovStack initiative.

Digital Sovereignty in Practice

ZenDiS · openCode

Invited by ZenDiS, Germany's Center for Digital Sovereignty, to show at openCode Connect how administrations become digitally sovereign with open source and the Sovereign Cloud Stack.

Open Infrastructure Communities

Sovereign Cloud Stack · GovStack

Active in the Sovereign Cloud Stack and GovStack communities. We contribute to the open infrastructure that sovereign clouds and digital governments run on.


Get in Touch

Start breaking free!

Break away from vendor lock-in with cloud-native, open-source & AI solutions that you control. Write to us. We answer ourselves.

Karsten Samaschke

Karsten Samaschke

Founder & CEO

Enterprises & architecture: cloud-native platforms, AI stacks, modernization, engineering.

Write to Karsten
Friederike Zelke

Friederike Zelke

Partner Manager

Public sector, GovStack & partnerships: governments, international organizations, communities.

Write to Friederike

Under the Hood

Technical Foundations

Production-grade open-source building blocks, integrated end to end.

Infrastructure Core

Production-grade stacks built on Proxmox, Kubernetes, and OpenStack (SCS), with Yaook enabling OpenStack on Kubernetes

Storage & Data

Distributed storage with Rook/CEPH and MinIO, powered by PostgreSQL, MongoDB, Kafka, and Cassandra for scalable data operations

Full-Stack Observability

Centralized metrics, logging, and tracing through Prometheus, Cortex, Thanos, Loki, and Tempo with Grafana visualization

AI & ML Operations

On-premises AI infrastructure using LangChain, Hugging Face, and Ollama for controlled model deployment and execution

Identity & Security

Centralized authentication through Keycloak with OIDC and SAML integration for secure access management

DevOps & Automation

GitOps-based delivery using GitHub/GitLab with full CI/CD automation through HELM and Ansible

Explore our full technology stack


In Public

Perspectives

The people behind VanillaCore speak, write, and teach in public.

Videos

Karsten Samaschke

Hands-on videos on AI, cloud, sovereignty, and open source. No vendor marketing.

samaschke.com/videos

Analysis & Writing

Karsten Samaschke

Independent perspectives connecting systems, strategy, sovereignty, and business value.

samaschke.com/blog

Community & Talks

Friederike Zelke

Digital sovereignty for governments and organizations: GovStack, Sovereign Cloud Stack, and capacity building worldwide.

Friederike on LinkedIn