CKEditor - Real-time collaborative future-ready rich text editor
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
TinyMCE - TinyMCE is a content editor that functions as a plug-in for Wordpress websites.
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
Trumbowyg - Feature-packed WYSIWYG editor in only 15kB of JavaScript
Plivo - Plivo simplifies your customer engagement.