Codex app turns paperback highlights into synced Kindle marks via OCR + computer use

JeremyNguyenPhD · x · 2026-10-13

Developer @beckyisj built a Codex-native workflow: snap a photo of highlighted paperback pages with an Osmo Pocket, OCR the highlights, then use computer use to reproduce them in the Kindle copy — all syncing to Readwise.

Jeremy Nguyen notes the same idea could transform academic research: pen-marked PDF notes and highlights syncing straight into Zotero or Obsidian full text. A neat showcase of OCR + computer-use agents bridging physical and digital annotations.

Related event: Developer Builds Codex Tool to Sync Paper Book Highlights to Kindle(2 posts)→

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