Asterisk
See https://github.com/alphacep/vosk-asterisk
Freeswitch
See https://github.com/alphacep/freeswitch/tree/master/src/mod/asr_tts/mod_vosk
Jigasi
See https://github.com/jitsi/jigasi/pull/294
Unimrcp
See the plugin for unimrcp server https://github.com/alphacep/unimrcp-vosk-plugin/tree/vosk-plugin
ROS Robot operating system
Some draft of the plugin is here, not yet fully functional https://github.com/alphacep/ros-vosk. See also ROS wiki page http://wiki.ros.org/vosk. We need someone help to fully implement and test the integration.
Other projects that use Vosk
https://github.com/ryohajika/ofxVosk - ofxVosk is an openFrameworks addon of vosk-api to use automatic speech recognition (ASR) functionality based on Kaldi project.