I tried a Claude Code alternative that's local, open source, and completely free - how it works

I was curious if Block's Goose agent, paired with Ollama and the Qwen3-coder model, could really replace Claude Code. Here's how I got started.
IEEE

Using Large Language Models to Extract UML Class Diagrams from Java Programs

Abstract: Many organizations rely on software systems to perform their core business operations. These systems often require modernization to accommodate new requirements and demands over time. Visual ...