> For the complete documentation index, see [llms.txt](https://docs.ititanhosting.ro/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ititanhosting.ro/docs/english/vps/linux.md).

# Linux

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[SSH connection](/docs/english/vps/linux/ssh-connection.md)
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[How to install MariaDB](/docs/english/vps/linux/how-to-install-mariadb.md)
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[How to install Nginx](/docs/english/vps/linux/how-to-install-nginx.md)
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[How to install Redis on Ubuntu](/docs/english/vps/linux/how-to-install-redis-on-ubuntu.md)
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[How to install Docker on Ubuntu](/docs/english/vps/linux/how-to-install-docker-on-ubuntu.md)
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[How to install Postfix on Ubuntu](/docs/english/vps/linux/how-to-install-postfix-on-ubuntu.md)
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[How to add swap on Ubuntu](/docs/english/vps/linux/how-to-add-swap-on-ubuntu.md)
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[How to install a free SSL certificate with Certbot and Nginx](/docs/english/vps/linux/how-to-install-a-free-ssl-certificate-with-certbot-and-nginx.md)
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[How to install Hermes Agent on Ubuntu](/docs/english/vps/linux/how-to-install-hermes-agent-on-ubuntu.md)
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[How to set up a firewall with UFW on Ubuntu](/docs/english/vps/linux/how-to-set-up-a-firewall-with-ufw-on-ubuntu.md)
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[How to install Fail2Ban on Ubuntu](/docs/english/vps/linux/how-to-install-fail2ban-on-ubuntu.md)
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[How to install Node.js on Ubuntu](/docs/english/vps/linux/how-to-install-nodejs-on-ubuntu.md)
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[How to monitor VPS resources with htop and Netdata](/docs/english/vps/linux/how-to-monitor-vps-resources-with-htop-and-netdata.md)
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[How to install Git and set up SSH keys](/docs/english/vps/linux/how-to-install-git-and-set-up-ssh-keys.md)
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[How to install PostgreSQL on Ubuntu](/docs/english/vps/linux/how-to-install-postgresql-on-ubuntu.md)
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[How to set up automatic updates on Ubuntu](/docs/english/vps/linux/how-to-set-up-automatic-updates-on-ubuntu.md)
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[How to install and use WP-CLI](/docs/english/vps/linux/how-to-install-and-use-wp-cli.md)
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[How to set up WireGuard VPN on Ubuntu](/docs/english/vps/linux/how-to-set-up-wireguard-vpn-on-ubuntu.md)
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