TexTalky - Turn any text or script to a lifelike neural human voice, a powerful A.I text to speech realistic voiceover that covers more than 130 international languages & Accent and over 900 kinds of lifelike human voices that meets most of your needs.

BeneTalk - Speech coach for people who stutter by people who stutter

Noizable - Free human noise for your video or podcast

LingRoom.pl - Tutoring marketplace LingRoom pairs students with private tutors, either locally in-person or online via Skype. Find your best tutor.

Google Cloud Text-to-Speech - Text to speech conversion powered by machine learning

Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.