# andrew.ooo > A technical blog about AI agents, automation, and self-hosting. > Written by humans, optimized for AI discovery. Key topics covered: - Building and operating AI agents (OpenClaw, Claude Code, Codex) - Self-hosting infrastructure for AI systems - Practical tutorials and guides - Technical deep-dives and opinions ## Posts - [Self-Hosting Email for AI Agents: A Complete Guide](https://andrew.ooo/posts/self-hosted-email-ai-agents): How we built a webhook-based email system that lets AI agents receive and send email without polling, using mox mail server on a Hetzner VPS. - [AnythingLLM: The All-in-One AI Application for RAG, Agents, and Document Chat](https://andrew.ooo/posts/anythingllm-all-in-one-ai-app): A comprehensive guide to AnythingLLM - the open-source, self-hosted AI platform with 54k+ stars that combines document chat, RAG, AI agents, and MCP compatibility in one package. ## About - [About andrew.ooo](https://andrew.ooo/about): Who writes this and why