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398 tutorials found
5 days ago

Migrating a Mailcow Mail Server Between Servers with Different CPU Architectures (Arm64 to x86_64)

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Author
Kürşad Ölmez

Migrate a production Mailcow installation from an Arm64 (aarch64) server to an x86_64 server with a two-phase rsync, minimal downtime, and no lost mail.

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MailDockerMailcowMigrationBackup
5 days ago

Setting Up a Self-Hosted Backup Server with Minarca and RAID1 on Debian

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Author
Kürşad Ölmez

Build a self-hosted backup server with Minarca, including a RAID1 array for redundant storage, a fix for a known post-install service bug, and basic hardening.

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BackupDebianStorageSecurity
24 days ago

Setting up Seafile

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Author
Hetzner

This tutorial shows how to set up Seafile.

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Seafilefile sharingfile syncing
1 month ago

Ephemeral Kubernetes clusters on Hetzner with kobe

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Author
Aleix Raventós

Lease real, disposable k3s clusters in seconds from a small Hetzner Cloud server with the kobe operator, from provisioning to full teardown.

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Kubernetesk3sOpenTofuCloud
1 month ago

Deploy a Private AI Chat Interface with Libre WebUI and Ollama on a GPU Server

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Author
Robin Kroonen

Set up Libre WebUI with Ollama in Docker on a GPU server to run open-source LLMs privately with CUDA acceleration.

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DockerAIGPUOllamaUbuntu
1 month ago

Dockerizing a Discord Bot on Rocky Linux

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Author
x90nik

Learn how to create a Discord bot that welcomes new members, and containerize it with Docker on a Rocky Linux server.

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DiscordBotRocky LinuxDockerNode.jsJavaScript
1 month ago

Dynamic Jenkins Agents on Hetzner Cloud with Terraform

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Author
7onyo

Learn how to create a CI/CD environment that automatically spawns VMs when a build is queued and deletes them when finished using Terraform and Hetzner Cloud.

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CI/CDJenkinsTerraformHetzner Cloud
1 month ago

Hetzner DynDNS Bridge for the Hetzner Console API

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Author
woehrl

How to use a PHP/SQLite-based bridge that provides a DynDNS endpoint and keeps Hetzner DNS zones in sync via the Hetzner Console API.

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Hetzner DNSHetzner ConsoleAutomationPHP
2 months ago

Post-Install Repartitioning for CIS Hardening Compliance

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Author
Charaf Ddine El Omari

A safe procedure for repartitioning a system post-install to meet CIS hardening compliance requirements.

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HardeningCIS BenchmarksPartitioning
2 months ago

Install Node-RED with Docker on Debian

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Author
Maximilian Feix

This tutorial explains how to install Node-RED via Docker on a cloud server with Debian.

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noderediotautomationdockerdebian