CMU Sphinx!

We rely on our computers more and more every day, whether we’re creating documents and reports, surfing the Web or catching up on email. But it’s not always easy to complete everything you need to do on your PC. Now there’s a faster and easier way to interact with your PC. Just say words and watch them appear on your computer screen. Tell Dragon what you want your computer to do, and Dragon will execute the task: "Open Microsoft Word," "Set font size to 18," or "Minimize all windows." You can even use voice commands to edit and format your text, search the web or send email. »

Simon is highly configurable, targeted speech recognition software.

Switch effortlessly between using the keyboard and your voice to type out notes. Work smarter and more productively with fast, accurate dictation and transcription using Dictanote.

HTK - Hidden Markov Model Toolkit - Speech Recognition toolkit

Windows Speech Recognition makes using a keyboard and mouse optional. You can control your PC with your voice and dictate text instead.

Blather is a speech recognizer that will run commands when a user speaks preset sentences.

Kaldi is a toolkit for speech recognition written in C++ and licensed under the Apache License v2.0. Kaldi is intended for use by speech recognition researchers.

VoxCommando is a speech recognition and command utility that lets you take control of your multimedia HTPC (Home Theatre PC). You can add voice control to your home automation, or you can use it as an assistive tool to speed up everyday tasks, to reduce your reliance on the keyboard and mouse, or simply because it is fun to use!VoxCommando is different from other speech recognition applications in that it is extremely customizable, and is designed to work with a wide variety of other multimedia programs like Kodi (XBMC). VoxCommando is able to achieve accurate speech recognition because it knows what media is in your library, so it knows what commands to listen for. »

Press Ctrl+D to instantly start typing with your voice anywhere on your Windows Desktop or Laptop. Dictate, emails, documents, web searches… anything!