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Matija Terzic

Hi! I’m Matija πŸ‘‹

A passionate advocate for open tech, transparency, and digital sovereignty.

Welcome to OpenTech Pulse! A space where tech is demystified.

From open source tools to deep dives into how things work, this blog is about sharing knowledge and empowering people to take control of their digital lives.

Contact Me

Powering the Pulse

Proxmox VE
pfSense
Grafana
Zabbix
TrueNAS
Ubuntu
ceph
Wazuh
Nextcloud

The Pulse of OpenTech

Step-by-Step: High Availability Docker Swarm with Traefik and Keepalived VIP

Step-by-Step: High Availability Docker Swarm with Traefik and Keepalived VIP

Learn how to set up a high-availability Docker Swarm cluster using Traefik as a reverse proxy and Keepalived for floating IP failover. This step-by-step guide covers Swarm service deployment, VIP configuration, and building a resilient routing layer for your containerized applications.

From Windows to Linux: What you can really do on Kubuntu

From Windows to Linux: What you can really do on Kubuntu

Discover how you can easily handle daily business tasks on Kubuntu Linux, from email and office work to video conferencing and file management. This video is perfect for Windows users and companies exploring Linux.

Switching from Windows to Linux? Why Kubuntu is the perfect starting point

Switching from Windows to Linux? Why Kubuntu is the perfect starting point

Thinking about trying Linux but worried it’s too different from Windows? In this video, i show you how Kubuntu makes the transition easy.

How to install Nextcloud AIO behind a Traefik Reverse Proxy

How to install Nextcloud AIO behind a Traefik Reverse Proxy

Learn how to install and configure Nextcloud AIO (All-in-One) behind a Traefik reverse proxy using Docker.

Securing your self-hosted mail Server with SPF, DKIM, DMARC, and MTA-STS

Securing your self-hosted mail Server with SPF, DKIM, DMARC, and MTA-STS

Learn how to secure your self-hosted email server with SPF, DKIM, DMARC, and MTA-STS to prevent spoofing, improve deliverability, and protect your domain reputation.

Control AWX Ansible playbooks with ease using a Python Discord Bot

Control AWX Ansible playbooks with ease using a Python Discord Bot

Learn how to streamline your IT automation workflows by connecting AWX and Discord using a custom Python bot. This guide walks you through the setup, requirements, and practical use cases for controlling Ansible Playbooks directly from a Discord channel

A glimpse into my Go-To setup - Deploy a Promox CEPH HCI cluster

A glimpse into my Go-To setup - Deploy a Promox CEPH HCI cluster

Take a glimpse into the essential tools, apps, and gear I rely on daily, from open source software to minimalist hardware setups that support productivity, creativity, and digital sovereignty.

Installing Kubernetes on Proxmox with HAProxy and Keepalived (Guide)

Installing Kubernetes on Proxmox with HAProxy and Keepalived (Guide)

Learn how to set up a highly available Kubernetes cluster using HAProxy and Keepalived for load balancing and failover on your own infrastructure.

TUXEDO InfinityBook Pro 14

TUXEDO InfinityBook Pro 14" - Gen8 (Review)

A hands-on review of the TUXEDO InfinityBook Pro 14 Gen8 β€” a powerful, Linux-first ultrabook. Discover its performance, build quality, battery life, and how it stands out as a privacy-respecting, open tech-friendly laptop.