Show HN: Memex – A local-first AI journal that keeps everything as Markdown

Category: infrastructure

Tags: ai-journal, local-first, markdown

Score: 7.5/10 (Innovation: 7, Technical: 8, Documentation: 8, Utility: 7)

Memex is a local-first AI journal app for iOS and Android that captures life in text, photos, and voice, then uses a multi-agent AI system to organize everything into structured Markdown files. Its focus on pure text storage, data freedom, and customizable AI companions makes it a novel approach to personal knowledge management.

Target audience: backend devs, data engineers

Repository: https://github.com/memex-lab/memex · Dart · GPL-3.0 · 175 stars

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