Open Source Software Archives - Geeker's Digest

Open Source Software

Blurry Text in VM Console

Open Source Software

How to fix blurry display in Virtual Machine Manager Console

I am using libvirt's Virtual Machine Manager on my Linux Mint workstation for a couple ...

By Claudio Kuenzler

July 16, 2026

OpenWRT

Open Source Software

How to manually remove a DHCP lease on OpenWRT router

Yesterday a mistake happened in my own network. The DHCP server, running on the OpenWRT ...

By Claudio Kuenzler

June 5, 2026

Windows VM in libvirt virt-manager

Open Source Software

How to migrate VM from VMware Workstation to Virt-Manager on Linux

I've personally been using VMware since its early days. I was there, when the first ...

By Claudio Kuenzler

March 28, 2026

OpenClaw

Open Source Software

How to fix OpenClaw not executing commands anymore

A few weeks have passed since our tutorial how to install OpenClaw on a Debian ...

By Claudio Kuenzler

March 9, 2026

I/O Errors reading a DVD

Open Source Software

How to handle dd running into input/output errors reading a CD or DVD

With dd you can easily copy disks, partitions and also optical disks (CDs or DVDs) ...

By Claudio Kuenzler

February 28, 2026

Mautic

Open Source Software

Mautic Open Source Marketing Automation needs your help (funding)

Mautic is a free, open-source marketing automation platform that enables businesses to track website visitors, ...

By Claudio Kuenzler

February 13, 2026

Nginx listen http2 directive is deprecated

Open Source Software

How to fix "listen http2 directive is deprecated" after Nginx upgrade

When you upgrade Nginx to version 1.25 or newer, you might run into deprecation warnings: ...

By Claudio Kuenzler

February 11, 2026

OpenClaw

Open Source Software

How to install OpenClaw AI Agent on Debian Linux

OpenClaw is an open source AI agent, which connects to an external LLM (Large Language ...

By Claudio Kuenzler

February 6, 2026

No pubkey error in apt repository

Open Source Software

How to fix APT error public key is not available (NO PUBKEY)

If you use the APT package repositories (for Debian, Ubuntu and similar distributions), you might ...

By Claudio Kuenzler

January 10, 2026

APT repository shows expired key

Open Source Software

How to renew Grafana APT repository key

If you use the APT package repositories (for Debian, Ubuntu and similar distributions), you might ...

By Claudio Kuenzler

December 8, 2025

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