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Building Aethas | A Proactive AI Assistant Built in Public

Follow the development of Aethas, a proactive AI executive assistant. Technical deep-dives, architecture decisions, and honest progress updates from a solo founder.

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Latest posts

Refactoring to a Hybrid Cloud Architecture

When I started building Aethas, I started with a purely local-first approach. Everything would run on the user's machine: their data, their embeddings, their conversations. No cloud required. This was great for learning Tauri and iterating quickly. I...

Building a Sync Status Indicator

Aethas indexes local files like Obsidian vaults, or markdown folders for context-aware conversations. This happens at startup, when users manually trigger a re-index, and continuously via file watchers. After some use I found it annoying to guess if ...

Building a File Upload System for an AI Assistant

Aethas indexes Obsidian vaults and other sources, making that content searchable via RAG. Users can @mention files from their indexed sources. But what about that PDF someone just sent you? Or a code file from a different project? The friction: copy ...

Building the AI Assistant I Always Wanted

Back in 1996, when I was just six years old, I watched Star Trek for the first time. I can remember sitting on the floor of my father's study in front of his cathode-ray television. We watched all of the Star Trek TV shows and films that had come out...