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Voice dictation for Linux that runs fully offline. Install in minutes and dictate in any app on Ubuntu, Fedora, Arch, X11, or Wayland.

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Website, pricing, platforms and company facts side by side.
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| Website | vocalinux.com | opalstack.com |
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| Platforms | — | |
| Company | 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Vocalinux is a free and open-source (GPLv3) voice dictation application for Linux. It converts speech to text offline using whisper.cpp, OpenAI Whisper, or VOSK, and types into any application on X11 or Wayland. Features include system tray controls, configurable keyboard shortcuts (toggle or...
No description of Opalstack yet.
What each product offers, as listed by its team.


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As answered by people managing Vocalinux and Opalstack.
Vocalinux's answer
Vocalinux is free, open-source voice dictation built specifically for the Linux desktop. It works offline with local models (whisper.cpp by default, plus Whisper and VOSK), injects text into any app on X11 and Wayland, and never sends microphone audio to the cloud.
You get a tray app, settings UI, and customizable hotkeys (toggle or push-to-talk), not just a CLI experiment.
Vocalinux's answer
Choose it if you live on Linux and care about privacy or reliability offline. Cloud tools (Otter, Wispr, browser STT) leave your machine; Windows/macOS dictation is not a Linux solution; Dragon is proprietary and not a native Linux desktop path.
Compared with lighter FOSS tools like nerd-dictation, Vocalinux aims at day-to-day use: system tray, multi-engine choice, Vulkan GPU acceleration, and ongoing Wayland text-injection work. It is free (GPLv3) and installs in a couple of minutes.
Vocalinux's answer
Linux desktop users who want system-wide voice typing without a cloud account. That includes privacy-conscious people, developers and writers, and anyone reducing keyboard use (RSI, accessibility, long drafting sessions) on Ubuntu, Fedora, Arch, Pop!_OS, and similar distros.
Vocalinux's answer
Linux has strong tools for almost everything, but polished offline voice typing still lagged behind Windows and macOS. Vocalinux started as a FOSS answer to that gap: dictate into any app, keep audio local, and make it usable every day with a tray UI and real Wayland support. It is actively developed in the open under GPLv3.
Vocalinux's answer
Python, GTK 3 (PyGObject), whisper.cpp (default STT engine), OpenAI Whisper, VOSK, Vulkan for GPU acceleration, IBus and related paths for text injection on X11 and Wayland, and a small installer/desktop integration layer (including XDG autostart).
Vocalinux's answer
Share your experience with using Vocalinux and Opalstack. For example, how are they different and which one is better?
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Aqua Voice is a voice-driven document editor that lets you edit documents using just your voice. Instead of transcribing what you said, Aqua Voice writes what you meant.
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