Pinggy Blog

Tunnels, networking, self-hosted LLMs, and AI news

Hands-on guides, protocol deep dives, and field notes on tunnels, SSH, reverse proxies, self-hosting, self-hosted LLMs, and AI - from the people building Pinggy.


USA, Europe, or China - Who has the best AI Models?

LLM comparison AI models 2026 GPT-5.1

Comprehensive comparison of the latest LLMs from USA, Europe, and China in 2026. Discover which region leads in AI innovation with detailed benchmark analysis of Gemini 3 Pro, GPT-5.1, Grok 4.1, DeepSeek-V3.2, Qwen3, and Mistral Large 3.

Best Free & Open-Source AI Image Generators to Self-Host

AI image generation self-hosted open source

A guide to the most capable open-weights AI image generation models and tools available for self-hosting in 2026, including the Artificial Analysis Arena leader Cosmos3-Super-Text2Image, plus FLUX.2, HunyuanImage 3.0, Qwen Image Max, Krea 2, Ideogram 4.0, and NVIDIA Sana.

Best AI Tools for Coding in 2026

AI coding tools GitHub Copilot Cursor

Discover the best AI coding tools in 2026. Compare GitHub Copilot, Cursor, Windsurf, Claude Code, and open-source alternatives. Find the perfect AI assistant for your development workflow.

What port does 'ping' work on?

networking ICMP ping

Discover why ping doesn't use TCP or UDP ports. Learn about ICMP protocol, network layers, and the difference between ping and port-based connectivity testing.

How to Set Up Port Forwarding - Even Behind CGNAT

guide networking port forwarding

Learn when you need port forwarding, how to set it up on your router, and how to bypass CGNAT limitations using Pinggy tunnels for hosting servers and remote access.

n8n Telegram Integration with Pinggy

n8n telegram automation

Learn how to integrate Telegram with n8n using Pinggy for seamless automation. Step-by-step guide to create Telegram bots, set up webhooks, and build powerful workflows.

WireGuard vs OpenVPN: Which One to Self Host?

VPN WireGuard OpenVPN

Compare WireGuard vs OpenVPN for self-hosting. Learn about protocol differences, architecture, security, and which VPN is easier to set up for your home lab or business.

What is a Jumpbox and How it Helps in Remote Access

security ssh Remote Access

Learn what a jumpbox (bastion host) is and how it provides secure remote access to private networks. Discover SSH tunneling, ProxyJump configuration, and best practices for jumpbox security.