Linux

ChromaDB is a powerful open-source embedding database, essential for building AI applications involving semantic search, retrieval-augmented generation (RAG), and more. While Chroma offers a managed service, self-hosting provides greater control, privacy, and potentially lower costs, especially when leveraging free-tier resources like Oracle Cloud’s ARM VMs. This guide details how to...

Running your own Large Language Model (LLM) interface offers fantastic benefits like privacy, customization, and potentially lower costs compared to hosted services. Open Web UI is a popular, user-friendly interface for interacting with local LLMs managed by Ollama. This guide details how to install Open Web UI on an Oracle...

Matomo is a powerful, open-source alternative to Google Analytics that gives you full ownership of your website’s traffic data. This guide walks through installing Matomo on its own subdomain using Docker Compose, Caddy as a reverse proxy, storing data on a separate block volume, and configuring it correctly behind Cloudflare....

Oracle Cloud Infrastructure (OCI) offers powerful and cost-effective ARM Ampere A1 instances. Running Ubuntu 24.04 LTS (“Noble Numbat”) on these instances is a popular choice. If you’re planning to use Docker, this guide will walk you through the official installation process and, crucially, show you how to configure Docker to...

Setting up a WordPress blog or website on an efficient Oracle Cloud ARM instance is a great way to get performance on a budget. Combining it with the modern Caddy web server provides automatic HTTPS, simple configuration, and an excellent foundation for hosting multiple web applications later on separate subdomains....