OpenFlow

What it does

OpenFlow is a free, open-source voice-to-text app for macOS. Press a shortcut from any app, speak naturally, and your words appear at the cursor. That's it. Everything runs locally on your Mac using Whisper. No accounts, no subscriptions, and no internet connection needed. Your voice never leaves your device. ✦ No accounts, no API keys, no telemetry ✦ Open source (MIT) ✦ ~3 MB download, runs from the menu bar Just download, install, and speak.

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  Hey HN! Braden here, creator of Whispering, an open-source speech-to-text app. I really like dictation. For years, I relied on transcription tools that were almost good, but they were all closed-source. Even a lot of them that claimed to be “local” or “on-device” were still black boxes that left me wondering where my audio really went. So I built Whispering. It’s open-source, local-first, and most importantly, transparent with your data. Your data is stored locally on your device, and your audio goes directly from your machine to a local provider (Whisper C++, Speaches, etc.) or your chosen…

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  OpenWhisper – free, local, and private voice-to-text macOS appFeb 2026 · github.com · ▲37

  I wanted a voice-to-text app but didn't trust any of the proprietary ones with my privacy. So I decided to see if I could vibe code it with 0 macOS app & Swift experience. It uses a local binary of whisper.cpp (a fast implementation of OpenAI's Whisper voice-to-text model in C++). Github: https://github.com/richardwu/openwhisper I also decided to take this as an opportunity to compare 3 agentic coding harnesses: Cursor w/ Opus 4.6: - Best one-shot UI by far - Didn't get permissioning correct - Had issues making the "Cancel recording" hotkey being turned on all the…

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