Matthew Berman open-sources Folio, his vibe-coded AI PDF reader

MatthewBerman · x · 2026-11-04

AI YouTuber Matthew Berman released Folio, his vibe-coded open-source (MIT) PDF reader for Windows/macOS/Linux, already at 297 GitHub stars. It supports highlights, notes, search, document signing, and asking AI about your documents, with no account required — built on Electron, React, and PDF.js, with AGENTS.md and CLAUDE.md in the repo attesting to the AI-assisted workflow. "Software is completely solved," he quipped.

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