Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
APIsList - The APIsList is the directory for all the public APIs compiled from different open sources and enhanced its data with the APIsList parsing engine.
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
botwick - Build your own SMS-based text bot
Plivo - Plivo simplifies your customer engagement.
Alpaca Crypto API - Alpaca is excited to launch the public beta of its newest product, Alpaca Crypto API.