If you have ever wished you could throw a complex question at an AI and get back a proper cited report — not a hallucinated paragraph, but something that actually searched the web, read papers, and synthesized sources — that is what Local Deep Research (LDR) does. And it runs entirely on your machine. The project sits at about 4,000 GitHub stars at the time of writing, has 124 releases, and is actively maintained. It is worth understanding what it actually does before you decide whether to spin it up. What Is It? Local Deep Research is a self-hosted AI research assistant. You give it a question. It searches across multiple sources — web, arXiv, PubMed, Wikipedia, GitHub, your own local documents — iterates on what it finds, and produces a structured report with citations. It supports both local models (via Ollama) and cloud models (OpenAI, Anthropic, Google). The "local" in the name means your data never has to leave your machine if you choose the fully-local setup.…