Tutorials

Docker Linux Nginx Security Networking Self-hosting Web Server Reverse Proxy VPS Debian Ubuntu Firewall Virtual Hosts BGP RPKI BIRD2 FRRouting VyOS Anycast SSH Fail2Ban n8n Docker Compose PostgreSQL Workflow Automation SSL TLS Let's Encrypt Certbot HTTPS tmux Terminal VPS Administration Claude Code AI Tools RIPE NCC UFW iptables GNU Screen Terminal Multiplexer Screen Session Webhooks Self-Hosted proxy_pass WebSocket Ollama AI Agents MCP sshd_config Ed25519 Rootless Docker Seccomp AppArmor Containers OpenClaw Hermes Agent Routing IPv6 systemd FRR TypeScript Node.js ROA Routinator AI Agent Telegram Vim Text Editor Server Administration AIOps Observability Monitoring SigNoz Grafana Langfuse Prometheus IP Transit Production Logging Disk Management OpenObserve OpenTelemetry Datadog Alternative GDPR nftables Loki Promtail LogQL Claude AI Workflows LangChain Backup MySQL S3 Rclone Cron Python Log Analysis Discord Slack Disaster Recovery Traefik Caddy WireGuard Tailscale VPN Headscale Alertmanager Self-Healing Performance Zero Downtime GitHub Actions AI Code Review Gemini CI/CD Rate Limiting DDoS Protection BIND9 DNS High Availability Privacy Vaultwarden Password Manager BGPalerter Plakar Encryption Deduplication Immich Photo Management Google Photos Alternative Replication Offsite Backup Paperless-ngx Document Management OCR Gitea Git Plausible Analytics ClickHouse Uptime Kuma Beszel Hardening Failover Multihoming BFD LLM Observability DeepEval Windows Server Veeam Migration Bare Metal Restore VirtIO P2V

Tutorial

Ubuntu Debian systemd

Offsite Backup and Replication with Plakar

Replicate plakar snapshots to a remote server over HTTPS or to S3-compatible object storage. Automate backups and offsite sync with plakar built-in scheduler running as a systemd service on Debian 12 or Ubuntu 24.04.

12 min readRead →

Tutorial

Hermes Agent AI Agent Self-hosting

Self-Host Hermes Agent on a VPS

Deploy Nous Research's Hermes Agent on your own VPS. Create a locked-down user, install with one command, pick your LLM provider, wire up Telegram, and run it as a service.

13 min readRead →

Tutorial

OpenClaw Docker Security

Deploy OpenClaw Securely on a VPS

Install and lock down OpenClaw on a VPS with gateway authentication, TLS reverse proxy, Docker sandboxing, firewall hardening, and systemd isolation. Step-by-step with security hardening included.

14 min readRead →