The Noveu stack: the layers of the digital workplace

Architecture

The Noveu platform is built from modular layers that together form the digital workplace of Noveu, primarily hosted in Europe.

┌─────────────────────────────────────────────────────────────┐
│                          USER LAYER                         │
│                          Web Portal                         │
└─────────────────────────────────────────────────────────────┘
                              │
┌─────────────────────────────────────────────────────────────┐
│                      APPLICATION LAYER                      │
│              Mail | Calendar | Contacts | Files             │
│          Chat (beta) | Noveu Meet via a link (beta)         │
└─────────────────────────────────────────────────────────────┘
                              │
┌─────────────────────────────────────────────────────────────┐
│                        PLATFORM LAYER                       │
│   Identity │ Access │ Compliance │ Monitoring               │
└─────────────────────────────────────────────────────────────┘
                              │
┌─────────────────────────────────────────────────────────────┐
│                     INFRASTRUCTURE LAYER                    │
│   Compute │ Storage │ Network │ Security │ Backup           │
└─────────────────────────────────────────────────────────────┘
                              │
┌─────────────────────────────────────────────────────────────┐
│                         DATA CENTRE                         │
│   Hetzner, Falkenstein (DE) │ ISO/IEC 27001 (Hetzner)       │
└─────────────────────────────────────────────────────────────┘

Components per Layer

User layer

Component	Description	Technology
Web Portal	Browser-based access	React, HTTPS

Application layer

Module	Functionality	Standards
Mail	Email with enforced TLS for transport	IMAP, SMTP
Calendar	Calendar and planning	CalDAV; web app and API
Contacts	Address book	CardDAV; web app and API
Files	File storage	Own REST API
Chat (beta)	Real-time messaging
Noveu Meet (beta)	Meeting via a link

Platform layer

Service	Function	Integrations
Identity	One Noveu login and user management	OIDC
Access	RBAC (Zitadel); rights per folder via Noveu Bestanden	Zitadel, Noveu Bestanden
Compliance	Audit log per organisation	CSV export
Monitoring	Observability	Prometheus, Grafana

Infrastructure layer

Resource	Specification	Redundancy
Compute	Dedicated server at Hetzner (Proxmox VE)	One physical server; every night an encrypted copy of the databases and the mail goes to separate object storage at Hetzner, outside this server and also in Falkenstein
Storage	Storage on the same server
Security	Firewall; DDoS protection via Cloudflare at the edge
Backup	Backups are encrypted	Hetzner data centre Falkenstein (DE)

Where data is stored

Locations

Processing and storage take place in:

Data and backups: in Germany, in a Hetzner data centre in Falkenstein (Hetzner is certified according to ISO/IEC 27001:2022 for the infrastructure and operations of its data centre parks; Certification of Hetzner, consulted 5 October 2026)
Text generation: Mistral AI SAS (French company; according to Mistral, in the EU by default) since 29 August 2026
Edge and DDoS: Cloudflare, Inc. (US); the only sub-processor with a US nexus, under the EU-US DPF and SCCs

The complete and current list is on the sub-processors page.

Legal

Dutch law applies
Dutch company
Designed for the GDPR

Technical

Backups are in the Hetzner data centre in Falkenstein (Germany). Backups are encrypted.
Encryption in transit (TLS 1.2 or higher, TLS 1.3 is supported)

Integrations

Enterprise

System	Type	Protocol
Any IMAP mailbox	Mail migration (in development)	IMAP

Security

The audit log per organisation can be exported as CSV (in the app: Instellingen, Auditlog).

Deployment Models

Model	Description	Suitable for
Shared	Multi-tenant platform, data separated per organisation at application level	All customers

Availability and support

What we promise about availability and response times is in one place: the SLA at noveu.eu/legal/sla. In short:

Topic	What applies
Availability	99.5% per month as a target
First response, Werkplek Basis and Noveu Mail	Within 2 working days (target)
First response, Werkplek Pro	Within 1 working day (target)
Custom work	By quote

Stack Overview