Redis can be used as a key-value database or also as a cache and message broker. Some of Redis’ features are built-in transactions, replication, and support for a variety of data structures like strings, hashes, lists, sets, and so on. The Redis Sentinel makes Redis highly available and it supports automatic partitioning with Redis Cluster.

The Redis package which comes with the built in Debian repositories is pretty outdated and contains many vulnerabilities when it comes to security. To fix this in this guide, we are going to use the source version to install Redis. At the moment when this was written, the latest stable version of Redis was 4.0.10. The installation process of Redis on a Debian 9 Cloud VPS is a fairly easy task, but you have to follow the steps carefully as they are given in the tutorial below. Now let’s begin with the installation.


Elgg is an open source social networking software that provides a robust framework that allows you to build all kinds of social environments. Whether it’s a campus-wide social network for your university, school or college, or an internal collaborative platform for your organization, Elgg is able to handle these cases with ease.
ClickHouse is a fast, open source, column-oriented analytics database system developed by Yandex. ClickHouse was built to process analytical queries that come with high availability features that work across clusters. If you are looking for a powerful column oriented database system with high availability feature, you will want to consider using this. ClickHouse also provides multi-master synchronous replication, automatic fail-over, and a self-organizing cluster. All of these powerful features make for a pretty feature-rich database system. Let’s get started with the installation of ClickHouse.
Anaconda Python is an open-source programming language based on a Python distribution that is specifically developed for scientific computing and large amounts of data processing. The Anaconda library has over 200 packages ready out-of-the-box and over 2000 downloadable packages, all of which enable developers and enthusiasts to better develop their data science related applications almost instantly. Also, Anaconda package ships with Conda, a command-line tool and the package manager for Anaconda, which provides management of libraries, dependencies, and different environments.
Gitea is an alternative to GitHub, GitLab, and BitBucket. Gitea is a self-hosted Git service forked from Gogs, making it lightweight and written entirely in Golang. Gitea additionally is released under the MIT license. If you find yourself needing a version control platform, but you’d prefer to use a self-hosted solution as opposed to GitHub, Gitea is an excellent choice to keep track of your projects and have a team collaborate on ideas in a completely self-hosted environment.
TaskBoard is a free and open-source scheduling platform that allows users to keep track on their important tasks. Collaborating through a task management platform helps improve efficiency between team members and can help get projects done sooner and with higher quality. By keeping track of projects through TaskBoard, your team can stay more organized and make sure that nothing gets missed out or left behind. The installation is pretty easy and straightforward – let’s get started.