Nice to meet you here

My name's Konstantin, I'm a senior software/VoIP engineer (CV).
I've been working as a freelancer and designing solutions in the field of communications and automation.
This site contains various projects of mine and the place for downloads, updates and documentations.
For ideas, job offers or product purchasing, please visit a contact page.

Products

• sttd

  A high performance, easy to use, multilingual, neural based Speech-to-Text system.
  Allows to arrange a complete local Text-to-Speech service on regular servers.

• ttsd

  A high performance, easy to use, multilingual, neural based Text-to-Speech system.
  Allows to arrange a complete local Speech-to-Tpeech service on regular servers.

• emPBX

  A lightweight soft PBX based on Baresip and libre.
  Designed to be used as a basis for writing small, portable VoIP applications.

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• tSIP (under development)

  A small and portable software that turns your regular SIP phone into secured device.
  Allows you to protect your audio/video streams over analog (PSTN) and digital (VoIP) channels.

• HATS (under development)

  A set of hardware and software to arrange private wireless communications over HAM radio.
  Allows to keep telephony/data channels in emergencis or other situations.
  

• vIM (under evelopment)

  Small and portable instant messenger serve based on XMPP protocol.
  A lightweight solution for arrange intercom communications, provides web-based management and api for integration.
  

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• inventory

  RFID based tracking / inventory system

Freewitch modules

• sIVR

  This module allows to arrange user interaction by old plain IVR.
  Provides web based management interface, visual designer, voice input and menu speaking.
  

• vAlly

  Provides electronic secretary functionality in FreeSWITCH.
  Allows to arrange calls processing in semi/full automatic mode.

• TTS modules

  A set of Text-to-Speech modules for integration with various services. (OpenAI, Google, etc)

• STT modules

  A set of Speech-to-Text modules for integration with various services. (OpenAI, Google, etc)

• QuickJS module

  Fast and functional alternative for mod_v8.

Other projects

• Renesas chips utilities

  Utilities for reprogramming Renesas's SoC (R8C, RL78, ...)

• Old projects and my GitHUB