The latest articles on DEV Community by sean campbell (@sean_campbell_840bd62bf7e). https://dev.to/sean_campbell_840bd62bf7e https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3898197%2F2677e7dc-42ca-4a5a-8ea6-1400ab1ebbde.jpg https://dev.to/sean_campbell_840bd62bf7e en sean campbell Sun, 26 Apr 2026 01:42:55 +0000 https://dev.to/sean_campbell_840bd62bf7e/willow-local-first-ai-stack-phone-reads-desktop-kb-over-lan-no-cloud-relay-189c https://dev.to/sean_campbell_840bd62bf7e/willow-local-first-ai-stack-phone-reads-desktop-kb-over-lan-no-cloud-relay-189c <p>A phone running Willow on Termux sent a signed command to a desktop running Willow on Linux. The response came back in under a second — 70,000 knowledge atoms, live system status, no Discord, no Telegram, no API call to a third party. </p> <p>Willow is a full local-first AI stack: Postgres/SQLite knowledge graph that persists across sessions and models, 40+ MCP tools, a skill system that works with any LLM (Ollama is the default, cloud keys are optional addons), and a LAN command server — HMAC-SHA256 auth, shared token, ~100 lines of Python. </p> <p>The knowledge graph is yours. The inference runs on your hardware. The nodes talk directly. Nothing requires permission from a provider or a credit card on file.</p> <div class="highlight js-code-highlight"> <pre class="highlight plaintext"><code> GitHub: https://github.com/rudi193-cmd/willow-1.9 </code></pre> </div> <p>The full concept paper is in docs/CONCEPT.md — it explains why this doesn't exist yet and what it took to build it. </p> ai programming opensource security