Courses from 1000+ universities
$7.2 billion in combined revenue since 2020. $8 billion in lost market value. This merger marks the end of an era in online education.
600 Free Google Certifications
Computer Science
Psychology
Microsoft Excel
Lean Production
Viruses & How to Beat Them: Cells, Immunity, Vaccines
Learn Like a Pro: Science-Based Tools to Become Better at Anything
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Learn to install and configure Viseron, an open-source video surveillance solution with motion and object detection capabilities, for self-hosted security systems.
Explore self-hosted push notifications with ntfy.sh. Learn installation, setup, security, mobile integration, and remote messaging for customizable event notifications.
Learn to set up a self-hosted Matrix chat server for private, encrypted messaging using open-source tools like Docker and Dendrite. Gain hands-on experience in server configuration, security, and federation.
Learn to set up and configure a self-hosted Coturn TURN server for WebRTC audio and video, enabling secure peer-to-peer communication in your applications.
Explore AppFlowy, an open-source alternative to Notion for project management, documentation, and note-taking. Learn installation, configuration, and interface basics for enhanced productivity.
Learn to install and configure Homepage, an open-source, self-hosted dashboard for organizing bookmarks and information. Explore setup, testing, and customization of this versatile tool for personal or professional use.
Learn to install and configure Openfire, an open-source XMPP chat server with encryption and federation capabilities. Covers setup, database configuration, user management, and client connection.
Learn to use Ventoy, an open-source tool for creating bootable USB drives with multiple ISOs. Explore installation, setup, and practical demonstrations of booting various Linux distributions.
Explore powerful CLI system monitoring tools: BTop++, Bottom, and Zenith. Compare features, themes, and performance to find the ideal dashboard for your needs.
Explore Docker's complexities, common frustrations, and solutions. Learn about helpful tools like LazyDocker to simplify container management and gain a deeper understanding of Docker's inner workings.
Explore Databag, a self-hosted, federated, end-to-end encrypted chat platform. Learn installation, setup, and key features of this open-source solution for secure communication.
Comprehensive guide on installing and configuring RPort, an open-source remote machine management system. Covers setup, DNS configuration, VM creation, user management, and web UI navigation.
Learn to install, configure, and use OrangeHRM for effective human resource management in your business, covering admin setup, user management, and leave request handling.
Learn to install and configure Homebox, an open-source inventory management system for homes and small businesses. Explore its features, user interface, and setup process.
Explore MeshCentral's powerful remote machine management features, including UI layout options, machine control, remote desktop access, and Docker installation for efficient IT administration.
Get personalized course recommendations, track subjects and courses with reminders, and more.