Building an EU-First Tech Stack
Last reviewed: 2 February 2026
Migration Framework
Assess
Inventory current stack and classify data sensitivity
Evaluate
Identify EU alternatives and assess capability trade-offs
Pilot
Test EU providers with non-critical workloads
Migrate
Transition sensitive systems with documented rollback plans
Validate
Verify sovereignty posture and document decisions
Constructing a technology stack using EU-headquartered providers is more achievable than many assume. European alternatives exist across infrastructure, productivity, development tooling, and most other categories—though capability gaps and trade-offs remain in some areas.
This guide provides practical guidance for technical leaders seeking to reduce sovereignty exposure through provider selection. It does not advocate for European providers in all cases—sometimes US tools remain the pragmatic choice. Rather, it maps where EU-first options exist and where they remain limited.
The focus is on practical capability, not political positioning. EU-first stacks are achievable, but require honest assessment of trade-offs.
Infrastructure Layer
The infrastructure layer—compute, storage, networking—has the most mature European options:
**Cloud compute**: - OVHcloud: French provider with EU-only data centres, competitive pricing, strong bare-metal options - Scaleway: French provider with developer-friendly tooling, Kubernetes support, and attractive pricing - Hetzner: German provider known for value, particularly for dedicated servers and storage - Ionos: German provider (1&1 group) with enterprise positioning and broad EU coverage - Exoscale: Swiss provider with strong compliance positioning and clean API design
**Object storage**: - All major EU cloud providers offer S3-compatible storage - Wasabi EU: While Wasabi is US-headquartered, their EU entity and EU-only storage may address some concerns (verify current structure) - Contabo: German provider with cost-effective storage options
**CDN and edge**: - Bunny.net: Slovenian provider with global CDN and edge compute - KeyCDN: Swiss CDN provider - Major EU cloud providers increasingly offer CDN services
For most workloads, EU infrastructure options are fully competitive. The gap narrows primarily in highly specialised services (advanced AI/ML infrastructure, specific managed database variants).
Productivity and Collaboration
Productivity tools present a more mixed picture. European options exist but may require adjustment:
**Email and calendar**: - Infomaniak: Swiss provider with full productivity suite - Mailbox.org: German provider with strong privacy positioning - Proton: Swiss provider (Proton Mail) with encryption focus - Various national providers in specific EU markets
**Office suites**: - ONLYOFFICE: EU-developed (Latvia) with self-hosting options - Collabora Online: LibreOffice-based, EU-developed, often paired with Nextcloud - CryptPad: French encrypted collaboration suite
**File sync and collaboration**: - Nextcloud: German open-source platform with extensive ecosystem - Tresorit: Swiss/Hungarian encrypted file sync - pCloud: Swiss provider with strong encryption options
**Communication**: - Element (Matrix): UK-headquartered, open protocol, self-hostable - Wire: Swiss/German encrypted messaging with enterprise features - Rocket.Chat: Brazilian open-source, but widely deployed in EU
Trade-off reality: European productivity tools are functional but may lack polish, integrations, or specific features compared to Google Workspace or Microsoft 365. Organisations should pilot before committing.
Development and DevOps
Development tooling is where gaps are most apparent, though options are expanding:
**Source control and CI/CD**: - GitLab: While now US-incorporated, GitLab self-hosted remains popular for sovereignty requirements - Gitea/Forgejo: Self-hostable Git forges - Codeberg: German non-profit hosting - Various EU GitLab.com alternatives with EU hosting
**Container orchestration**: - All major EU cloud providers offer managed Kubernetes - Self-managed Kubernetes works identically on EU infrastructure
**Monitoring and observability**: - Grafana Labs: Swedish-founded, though now has US presence (verify current structure) - Self-hosted Prometheus, Grafana, Loki stack - Various smaller EU providers in this space
**Error tracking and logging**: - Self-hosted Sentry - Graylog: German log management - EU options limited for managed error tracking
**Developer platforms**: - Railway, Vercel, Render equivalents in EU are limited - Fly.io has some EU presence but is US-headquartered - Smaller EU PaaS options exist but with less maturity
Development tooling often has the most significant trade-offs for EU-first approaches. Organisations may accept US tools for non-sensitive development environments while restricting production data handling.
Where EU-First Matters Most
Not all layers require equal sovereignty scrutiny. Priorities differ by data sensitivity:
**High priority for EU-first**: - Database and data storage (where sensitive data resides) - Authentication and identity (access to all systems) - Email and communication (if handling confidential content) - Customer data processing systems - Backup and disaster recovery (contains copies of everything)
**Medium priority**: - General productivity tools - Development environments for production systems - Monitoring and logging (may contain sensitive data) - CI/CD pipelines (access to production)
**Lower priority**: - Public-facing CDN and static hosting - Development tools for non-sensitive projects - Internal utilities with minimal data exposure - Open-source development workflows
This prioritisation allows focused investment of effort and acceptance of pragmatic trade-offs where sovereignty matters less.
Hybrid Approaches
Pure EU-first stacks are achievable but not always optimal. Hybrid approaches balance sovereignty with capability:
**Tiered architecture**: Use EU providers for data storage and processing; accept US tools for less sensitive utilities.
**Self-hosting where feasible**: Many tools (Nextcloud, GitLab, monitoring stacks) can be self-hosted on EU infrastructure, providing sovereignty regardless of vendor origin.
**Encryption wrappers**: Some organisations use US SaaS with client-side encryption, limiting provider access to ciphertext.
**Transition planning**: Rather than immediate migration, plan phased transitions that prioritise sensitive systems.
**Emerging options**: The EU provider landscape continues to evolve. Tools inadequate today may mature. Monitor developments.
Pragmatism serves organisations better than ideological purity. The goal is informed risk management, not complete isolation from non-EU technology.
Practical Migration Considerations
Transitioning to EU-first providers involves operational challenges:
**Data migration**: Export capabilities, format compatibility, and migration timelines require planning.
**Integration gaps**: European tools may lack integrations with other systems. API and automation work may be needed.
**Training and adoption**: Team familiarity with tools affects productivity. Change management matters.
**Feature parity assessment**: Identify essential features and verify EU alternatives provide them before committing.
**Cost comparison**: EU providers are often price-competitive, but total cost including migration effort should be considered.
**Support and documentation**: Smaller providers may have less mature support and documentation. Evaluate based on your team's self-sufficiency.
**Vendor stability**: Evaluate provider financial stability and track record. Smaller EU providers carry different risks than hyperscalers.
Migration is an investment. Organisations should proceed when benefits justify costs, not merely for sovereignty signalling.
Key Takeaways for Technical Leaders
- •EU infrastructure options (compute, storage, CDN) are mature and competitive with US hyperscalers
- •Productivity tools have functional EU alternatives but may require adjustment from Google/Microsoft
- •Development tooling shows the largest gaps; self-hosting and hybrid approaches help bridge them
- •Prioritise EU-first for data storage, authentication, and sensitive processing; accept pragmatic trade-offs elsewhere
- •Migration is an investment—proceed when benefits justify costs and operational disruption
Related Sovereignty Audits
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