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Open Source Solutions for Schools

pfsense web filter with pfblockerng
HowTo

PfSense Web Filter With pfBlockerNG – Filter Ads and Malicious Websites

If you visit an average website today, countless scripts and trackers are loaded. This allows the website operators, Google, Facebook, etc. can collect data about you and track you through the vastness of the internet. Fortunately you don’t have to Read more…

By Stephan, 2 years ago
HowTo

PfSense Web Filter – Filter HTTP(S) with SquidGuard

» Click here to check out our new guide! « » PfSense web filter with pfBlockerNG – Check out our new guide! « As the system administrator of a school, you are constantly faced with the question of how far Read more…

By Stephan, 5 yearsJanuary 23, 2018 ago
Top 5 open source software for schools
Software

Top 5 Open Source Software For Schools

For many years, we have been relying heavily on open source applications in our school – on the server, but also on the computers and laptops. Especially on the server-side, open source software is widely used and many great software Read more…

By Stephan, 2 yearsOctober 10, 2020 ago
Software

5 Great Open Source Apps We Use In Our School

For 1.5 years our school uses almost exclusively Open Source software. This step has already saved us more than 5000€ in license costs in this short time. But that’s not our main reason for using open source software. The reasons are Read more…

By Stephan, 5 yearsDecember 22, 2017 ago
Zammad
Getting started with linuxmuster.net
Notes

New Video Series: Getting Startet With Linuxmuster.net

In the last two weeks I’ve started to upload some videos about linuxmuster.net – the free and open source school server we use in our school. The whole series will cover all the main features and how you can get Read more…

By Stephan, 2 yearsSeptember 22, 2020 ago
HowTo

Time Tracking With Watson

Today I would like to introduce a command-line tool that I have been using for some months for time tracking. Until Ubuntu 18.04 I always used the hamster applet, which was great. But under 20.04 this applet does not work Read more…

By Stephan, 3 yearsSeptember 12, 2020 ago
Time tracking with Watson
How to backup LXD containers
HowTo

How to backup LXD containers

LXD is a hypervisor for Linuxcontainer, which is available in Ubuntu since several versions. A Linux container is basically like a virtual machine, only more lightweight. We use LXD / LXC for many of our applications at school. LXD is Read more…

By Stephan, 5 yearsMay 12, 2018 ago
HowTo

Part 1: Installation – How To Install And Set Up Koha For Schools

Koha, an integrated library system, is one of the best open source projects I know. We use it in our school and teaching materials library. It is used by many schools, universities and libraries all over the world. It has Read more…

By Stephan, 5 yearsMarch 13, 2018 ago
set up koha for schools
koha ldap
HowTo

How to connect Koha to LDAP / Active Directory

Koha is a free library software that we use at our school. We use it to manage both our teaching materials and our school library. Previously we used LITTERA for this, but since last summer we have switched completely to Read more…

By Stephan, 3 yearsJuly 23, 2020 ago
HowTo

How to unlock a locked BIOS

At our school we have not issued BIOS passwords in the last few years. This hasn’t been a problem so far (especially for Linbo), as we only have nice students 🙂. For some time now, however, some of them have Read more…

By Stephan, 3 yearsJuly 17, 2020 ago
how to unlock bios

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