1. Brings voice and messaging to your web and mobile applications.

  2. Nexmo is a simple two way SMS API with global reach and wholesale rates

  3. Textlocal is an app that allows for individual and group texting. It is designed for businesses that have employers and employees who need to communicate with each other, making it easier to announce group meetings and special announcements.

  4. Highly reliable SMS gateway service enabling businesses to send SMS messages to mobiles all around the world. Specialising in outbound bulk SMS services using SMPP SMS API for SMS broadcasts, SMS marketing and other SMS applications.

  5. The easy to use mass and emergency notification platform. Send a phone call, text message or e-mail to your entire list of people in seconds.

  6. SMS messaging service suitable for enterprise, school and business SMS uses. Reliable and fast SMS delivery using SMS APIs and solutions. SMS Gateway providing SMPP, HTTP, Web Service and SMTP APIs plus AlertBroadcast, EmailSMS and WebSMS.

  7. Clockwork is an Easy Text Message API. An SMS API for Developers. Build powerful apps and include SMS. Signup is free, Try it now.

  8. Everbridge Mass Notification is a software that send notifications to individuals or groups using lists, locations, and visual intelligence.

  9. e2Campus uAlert is an emergency notification system that enables non-technical staff to send custom or predefined messages.

  10. Text Mining Made Easy. Extract and classify information from text. Integrate with your App within minutes.

  11. spaCy is a library for advanced natural language processing in Python and Cython.