How I built Scripta — a dual-channel meeting recorder that transcribes your mic and system audio in real-time, generates AI summaries, and never sends a byte to the cloud.

I spend 2–3 hours a day on Teams and Zoom calls. By the end of the day, I can barely remember who committed to what. I tried cloud transcription services — Otter.ai, Fireflies, Granola — but my company's security policy doesn't allow meeting audio to leave the corporate network.

So I built Scripta : an open-source macOS app that records both sides of a meeting, transcribes everything in real-time, and generates AI summaries — all running entirely on your Mac. Zero cloud requests. Zero subscriptions. Zero data exfiltration.

GitHub : github.com/thehwang/Scripta

The Dual-Channel Problem

Most transcription apps work with a single audio stream.…