Why PDF Extraction Breaks RAG — And What I Built to Fix It
This story is from 2026-10-01. It is preserved in the archive; the latest stories are on the live feed.
PDFs are documents, not strings. When PDFs are converted to plain text, tables, reading order, formulas, figures and source locations can easily get lost — and that can hurt RAG pipelines. I built Papero, an open-source PDF extraction tool that preserves document structure and exports to Markdown,…
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- 2026-10-01 19:58 · DEV Community — AI
Why PDF Extraction Breaks RAG — And What I Built to Fix It