Run and Share ComfyUI on Google Colab for Free
Learn how to run ComfyUI on Google Colab with GPU acceleration and share it publicly using Pinggy tunnels. Complete guide for free AI image generation with stable diffusion models.
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.
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Running Ollama on Google Colab Through Pinggy
Learn how to run Ollama models on Google Colab and access them remotely using Pinggy tunneling. Complete setup guide with OpenWebUI integration for free AI model hosting.
Forward Ollama Port 11434 for Online Access: Complete Guide
Learn how to forward Ollama's default port 11434 to access your local AI models online. Step-by-step guide using secure tunneling for remote Ollama API access.
Self-hosting Obsidian
Complete guide to self-hosting Obsidian sync using Docker, CouchDB, and Pinggy tunnel. No paid Obsidian Sync, full control, and all the fun of building your own sync server!
What is 127.0.0.1 and Loopback?
Understand `127.0.0.1`, loopback addresses, and how they work in networking. Learn why localhost points to `127.0.0.1` and how to use loopback for development and testing.
How to Self-Host Any LLM – Step by Step Guide
Complete guide to self-hosting large language models locally using Ollama and Open WebUI with Docker. Learn to run AI models privately with full control over your data.
USA, Europe, or China - Who has the best AI Models?
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
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
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?
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.