IzeeChat is a chat, audio and video conferencing solution, allowing you to communicate directly with your visitors.
Altocloud's WooCommerce integration enables real-time predictive analytics & voice, video or chat communications capabilities in your store.
Add a ribbon to the top right corner of your WordPress site to protest against the UK's Draft Communications Data bill.
A WordPress plugin that allows you to embed a phone on your blog!
A plugin to send SMS messages from other plugins. As easy to use as wp_mail().