Pocketsphinx

Pocketsphinx is a voice recognition library made by Carnegie Mellon University. It can be used without an internet connection

Dependences
It may be the case that not all of these are needed, but with them it will install

Install these using "sudo apk add
 * python2
 * py2-pip
 * swig
 * pulseaudio
 * pulseaudio-libs
 * pulseaudio-dev
 * alsa-lib
 * alsa-utils
 * alsa-lib-dev

Install these using "pip install --user"
 * pocketsphinx