FreeSWITCH might be a bit more popular than MessageBird. We know about 1 link to it since March 2021 and only 1 link to MessageBird. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
We built a subscription management chatbot, using Twilio for sending SMS, but it lacked a dashboard to view conversations. I've recently come across https://messagebird.com/en/ - they have a pre-built dashboard that allows your team to respond to messages, as well as a nifty flow builder. Source: almost 3 years ago
I thought FREESwitch was the new hotness in PBX software? https://freeswitch.com/. - Source: Hacker News / over 2 years ago
Twilio - Brings voice and messaging to your web and mobile applications.
Asterisk - An open source telephony switching and private branch exchange service for Linux.
Plivo - Plivo simplifies your customer engagement.
freepbx - FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
FusionPBX - FusionPBX is an open source FreeSWITCH GUI.