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Replacing AWS: Swiss or European cloud and hosting

Digital sovereignty

The cloud is the most structuring dependency: it is where applications, databases and backups run. It is also the most technical to move. Fourth part of the digital sovereignty series.

7 min

The alternatives

SolutionCountryOriginOpen sourcePricing modelNote
Infomaniak Public CloudSwitzerlandSwitzerlandYes (OpenStack)Pay as you go
ExoscaleSwitzerlandSwitzerlandNoPay as you goSubsidiary of the Austrian A1 group
OVHcloudFranceEUNoPay as you goSecNumCloud-qualified offer available
ScalewayFranceEUNoPay as you goGPUs available
HetznerGermanyEUNoPay as you goVery good price/performance
IONOS CloudGermanyEUNoPay as you go

Infomaniak Public Cloud is built on OpenStack, an open base: what you build there moves to another OpenStack. Exoscale is the Swiss cloud most used by developers, with a catalogue close to the big players. OVHcloud offers a SecNumCloud-qualified offer for the most sensitive data. Scaleway provides GPUs, useful for AI. Hetzner is the most economical for simple servers.

What migrates well, what migrates badly

  • Migrates well: virtual machines, containers, S3-compatible object storage, PostgreSQL or MySQL databases, backups, DNS. All the clouds above offer them.
  • Takes work: managed Kubernetes, message queues, serverless functions. Equivalents exist but the tooling changes.
  • Needs re-architecting: AWS-specific services (DynamoDB, Lambda with its triggers, Cognito, Step Functions). That is the real cost of a dependency: the more the architecture hugs a provider, the more expensive it is to move.

Design so you can leave

In the solutions I put in place, I separate what is differentiating (the business core, written in portable code) from what is not (database, storage, compute), and for the second block I choose building blocks available at several providers: PostgreSQL rather than a proprietary database, S3-compatible rather than exotic storage, containers rather than functions tied to a home-made trigger. Migration then becomes an operation, not a project.

Where to start

  • Backups: copy them now to Swiss or European object storage. It is reversible and it protects immediately.
  • New projects: start them on a European cloud, with portable building blocks.
  • The existing estate: migrate service by service, starting with those that only use standard blocks.

I put this kind of migration in place with your teams: inventory, choices by data sensitivity, staged switch-over, operations. A first conversation is enough to know where to start.

Frequently asked questions

Which Swiss cloud should I choose?

Infomaniak Public Cloud if you want an open OpenStack base and an independent Swiss player; Exoscale if you want a catalogue close to the big clouds with mature developer tools.

Is a migration from AWS always possible?

Yes, but its cost depends on the architecture. Machines, containers, standard databases and S3 storage migrate well; AWS-specific services need a partial rewrite.

Do we have to migrate everything at once?

No. Backups first, new projects next, then the existing estate service by service. A period with two providers is normal.