--- title: "RafeOS — Rafe Blandford" description: "Building a personal operating system in public" canonical: "https://rafeblandford.com/tag/rafeos/" describedby: "https://rafeblandford.com/llms.txt" updated: "2026-07-27" --- # RafeOS — Rafe Blandford > Building a personal operating system in public 19 posts, newest first. The Markdown form of [RafeOS](https://rafeblandford.com/tag/rafeos/); for the whole site see [llms.txt](https://rafeblandford.com/llms.txt). - [An e-ink screen on the wall with TRMNL X](https://rafeblandford.com/e-ink-screen-on-the-wall-trmnl-x.md) — 2026-07-27 · How I'm using a 10.3-inch e-ink panel from TRMNL to show a daily briefing, smart home, health info and more. - [Developer experience with TRMNL](https://rafeblandford.com/developer-experience-trmnl.md) — 2026-07-27 · Five e-ink screens built in one day. What made it quick was a platform built to be legible to agents. - [Living on the agentic frontier](https://rafeblandford.com/rafeos-agentic-edge.md) — 2026-06-30 · Point capable agents at your own data for long enough and you find out which bits of the hype are real. - [What a personal AI system costs](https://rafeblandford.com/rafeos-what-it-costs.md) — 2026-06-29 · The real cost numbers for RafeOS, mid-build, and some decisions made along the way. - [Agentic product development, up close](https://rafeblandford.com/rafeos-collaborative-ai-engineering.md) — 2026-06-29 · What building RafeOS with AI taught me about compression, discipline and judgement. - [What it runs on](https://rafeblandford.com/rafeos-home-infrastructure.md) — 2026-06-28 · Infrastructure - a quick summary of the servers and devices running RafeOS - [An agentic harness on swappable layers](https://rafeblandford.com/rafeos-agentic-harness-setup.md) — 2026-06-27 · A look at the agentic harness behind RafeOS. An account of what's working for me. - [The second brain](https://rafeblandford.com/rafeos-substrate-memory.md) — 2026-06-26 · How I've structured my markdown files for a shared substrate - [AI-powered briefings](https://rafeblandford.com/rafeos-ai-powered-briefing.md) — 2026-06-25 · The layer that sits above all the modules and tells me which of them I should care about. - [An attention layer, not a feed](https://rafeblandford.com/rafeos-reading-attention.md) — 2026-06-24 · RafeOS Reading module looks to give an AI and integration twist to the traditional feed reader. - [Health, unified](https://rafeblandford.com/rafeos-health-unified.md) — 2026-06-23 · How multiple health sources are combined into one and lessons from the agentic layer. - [An agentic hybrid to-do list](https://rafeblandford.com/rafeos-agentic-tasks.md) — 2026-06-23 · What a shared AI-enabled and agent-friendly to-do list looks like. Lessons from RafeOS. - [The messaging layer](https://rafeblandford.com/rafeos-messaging-layer.md) — 2026-06-22 · Unified incoming comms and identifying what needs a reply. - [One API, one MCP, one CLI](https://rafeblandford.com/rafeos-one-api-mcp-cli.md) — 2026-06-21 · The one-ness at the heart of RafeOS is a shared API, MCP and CLI that make it surface agnostic. - [The Cockpit](https://rafeblandford.com/rafeos-cockpit.md) — 2026-06-20 · An introduction to Cockpit, the personal app that is the face of RafeOS. - [What is RafeOS?](https://rafeblandford.com/what-is-rafeos.md) — 2026-06-19 · An introduction to RafeOS: the parts, what they look like, and how they fit together. - [Why I built a personal operating system](https://rafeblandford.com/rafeos-why-i-built-personal-os.md) — 2026-06-18 · The why of RafeOS, the agentic edge, AI engineering, and what it's taught me so far - [Screen Time + Digital Wellbeing Score](https://rafeblandford.com/screen-time-and-a-digital-wellbeing-score.md) — 2026-06-14 · I wanted to know whether my digital life was actually healthy, not just how many hours I'd racked up — so I built a digital wellbeing score into RafeOS. - [Running a Personal Server Without Thinking About It](https://rafeblandford.com/running-a-personal-server-without-thinking.md) — 2026-05-07 · The question that matters for a personal server: what happens when you stop paying attention? The monitoring and maintenance stack that answers it. --- [Homepage](https://rafeblandford.com/index.md) · [All writing](https://rafeblandford.com/writing.md) · [llms.txt](https://rafeblandford.com/llms.txt)