Welcome to the Catalyst Blog

Explore our latest posts, for insights and tips on all things open source.

Catalyst blog posts - insights and perspectives for the open source software and online learning community
Alex Buckley

Koha tips and tricks

Koha is a Library Management System used worldwide by approximately 15,000 libraries. The Koha team at Catalyst are passionate about using Koha and helping libraries (big and...
Kathryn Tyree

Open values at VALA2018

Around about now I should start emailing you to say, “come and talk to Catalyst about your library technology plans! Visit me at Stand 44 at #Vala2018!” right? Well, yes, but...
Bruno Lago

Serverless Computing in OpenStack

Qinling delivers Function as a Service (Serverless Computing) in OpenStack clouds. Lingxian Kong and Feilong Wang are senior cloud engineers from the Catalyst Cloud...
Russell Michell

Blockchain 101 - part 2

Introduction In my previous post I covered key concepts fundamental to understanding blockchain technology, and detailed a small handful of real world use-cases. In this post I...
Jess Freeman

Work In Progress

On November 8, some Catalystas attended the Work in Progress Conference in Wellington.  We had the privilege of listening to a whole day of incredible speakers who opened our...
Gavin Porter

Moving away from Symantec Certificate Authorities

An ever-growing number of security issues have been identified with certificates issued by Symantec Certificate Authorities (CAs) over recent years. Affected certificates include...
Alex Lawn

Cutting our AWS spend in half

It often seems that, by default, our AWS monthly spends go in only one direction - up. Our AWS cost reduction strategy has evolved over time, through the work we’ve done for...
Gavin Porter

Security vulnerabilities: what you need to know

Wi-Fi KRACK Overnight, security weaknesses have been published in the WPA2 protocol used by most home and commercial Wi-Fi systems, including public Wi-Fi. The attack that...
Russell Michell

Blockchain 101

You’ve heard of bitcoin, and you read about Silk Road a while back. Bitcoin is just ‘geek money’ and you can’t possibly do anything useful with it... right? Wrong. The bar...
Evan Hanson

Vagrant and LXD

Managing Development Environments We use a variety of technologies to help us manage development environments. One of these is Linux Containers, and more...