Articles
Run your own chat server
The Matrix open standard implements secure, decentralized communication and comes with bridges to popular chat apps.
How to query sensors for helpful metrics
Discover the sensors that already exist on your systems, learn how to query their information, and add them to your metrics dashboard.
A GitOps continuous delivery tool for Kubernetes
Argo CD uses Git repositories as the source of truth for defining a desired application state and automates the deployment in target environments.
A Distributed SQL Database
CockroachDB is an SQL database that is fully distributed and designed for excellent scalability.
Integrating a Linux system with Active Directory
Your Active Directory system doesn't have to be a walled garden. A few easy steps are all you need to integrate Linux with AD.
A multicluster management tool for Kubernetes
Multiple Kubernetes clusters with different distributions need a central management tool. One candidate is the open source Open Cluster Manager.
Network security in the Google Cloud Platform
Creating complex network infrastructures on the Google Cloud Platform is quick and easy with virtual private clouds, but fast doesn't always mean right. We look at the on-board tools you need to heighten your cloud security.
Help Desk with FreeScout
The free version of FreeScout offers all the features of a powerful and flexible help desk environment and can be adapted to your requirements with commercial add-ons.
Kea, the ISC's successor to the DHCP daemon
The Internet Systems Consortium announced the end of life for the standard DHCP daemon in Fall 2022. Its designated successor Kea has been in development for years.
Cost management for cloud services
Cost management for clouds, containers, and hybrid environments tends to be neglected for reasons of complexity. The open source Koku software shows some useful approaches to this problem, although the current version still has some weaknesses.
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