ReportCast – AI-powered PDF to podcast converter with live transcript sync

Summary: ReportCast converts PDFs into narrated podcasts using AI-generated scripts and self-hosted text-to-speech (TTS) with 19 voices across 7 languages. It features live transcript syncing that highlights text as audio plays and supports deployment via Docker. The tool is fully open source under the MIT license.

What it does

Users upload PDFs, then AI generates a natural script while self-hosted Piper TTS produces audio without API costs. The live transcript highlights text in sync with playback and allows jumping to specific timestamps.

Who it's for

Ideal for DevOps teams, researchers, and users who prefer listening to reading post-mortems or documents.

Why it matters

It enables secure, cost-free, and customizable audio conversion of PDFs with synchronized transcripts, improving accessibility and review efficiency.