Cloud-Infrastruktur (IaaS)
- Hetzner (DE) – Preis-Leistungs-Sieger
- OVHcloud (FR) – Etabliert, große Auswahl
- IONOS (DE) – Mittelstandsfokus
- StackIT (DE) – Schwarz-Group-Cloud
Office & Collaboration
- Open-Xchange (DE) – E-Mail & Groupware
- Mailbox.org (DE) – DSGVO-E-Mail
- Posteo (DE) – Privacy-E-Mail
- Nextcloud (DE) – File-Sharing
- ONLYOFFICE (LV) – Office-Suite
Backup & Storage
- Hetzner Storage Box (DE)
- IONOS HiDrive (DE)
- OVHcloud Backup (FR)
Communication & Chat
- Rocket.Chat (BR/DE) – Team-Chat
- Element/Matrix (UK/DE) – Verschlüsselter Messenger
- Jitsi Meet (DE) – Video-Konferenzen
VPN & Security
- WireGuard – Modernes VPN-Protokoll
- OpenVPN (US/EU) – Bewährt, EU-Server
CRM & Business
- ERP-/CRM-Lösungen auf EU-Servern
- Bitrix24 (DE) – Kollaboration
- sevDesk (DE) – Buchhaltung