How to Install Calibre-Web on Ubuntu 24.04 Calibre-Web is an open-source web application that allows you to manage and read your eBook library from a browser.It provides an intuitive interface for browsing, searching, and reading books, while supporting multiple formats and user accounts. The steps below walk you through installing Calibre-Web on Ubuntu 24.04. Step 1 – Install Required Packages First, install the system dependencies: sudo apt update sudo apt install -y python3 python3-venv python3-pip git sqlite3 python3-venv & python3-pip: Required for creating a Python virtual environment. git: Needed to clone or manage Python packages. sqlite3: Provides a lightweight database for Calibre-Web configuration. Step 2 – Create a Dedicated User Create a system user and group for Calibre-Web: sudo useradd -r -m -d /opt/calibre-web -s /bin/bash calibre This ensures Calibre-Web runs under its own user, improving security. Step 3 – Set Up the Installation Directory Create directories for the application and configuration: sudo mkdir -p /opt/calibre-web sudo chown -R calibre:calibre /opt/calibre-web Step 4 – Create Python Virtual Environment sudo -u calibre python3 -m venv /opt/calibre-web/calibre-web-env Activate the virtual environment and install Calibre-Web: sudo -u calibre /opt/calibre-web/calibre-web-env/bin/pip install --upgrade pip sudo -u calibre /opt/calibre-web/calibre-web-env/bin/pip install calibreweb Optional dependencies (for markdown, requests, image processing): sudo -u calibre /opt/calibre-web/calibre-web-env/bin/pip install markdown requests Pillow Step 5 – Initialize Configuration Create a configuration directory: sudo -u calibre mkdir -p /opt/calibre-web/config The SQLite database app.db will be created automatically on the first web access. Admin credentials can also be set in the web interface. Step 6 – Set Up Systemd Service Create a systemd service file at /etc/systemd/system/calibre-web.service: [Unit] Description=Calibre-Web service After=network.target [Service] Type=simple User=calibre Group=calibre WorkingDirectory=/opt/calibre-web ExecStart=/opt/calibre-web/calibre-web-env/bin/cps Restart=on-failure RestartSec=5 Environment=CALIBRE_DB_PATH=/opt/calibre-web/config [Install] WantedBy=multi-user.target Reload systemd and enable the service: sudo systemctl daemon-reload sudo systemctl enable --now calibre-web Step 7 – Configure Firewall Allow Calibre-Web’s default port (8083) through UFW: sudo ufw allow 8083/tcp sudo ufw reload Step 8 – Access Calibre-Web Open your browser and navigate to: http://<your_server_ip>:8083 Congratulations! Calibre-Web is now installed and accessible on Ubuntu 24.04, ready to manage and serve your eBook library.