Tag

sms

2 catalogue entries use this topic; each Project's license policy is labeled separately.

FonosterOpen

Open-source programmable voice and messaging platform

Stars8,127

Commitjust now

LicenseMIT

Fonoster is an open-source programmable telecommunications platform for voice and messaging, positioned as a self-hostable alternative to Twilio.

Alternative toTwilio

Twilio

APIs for SMS, voice, and verification at scale

CompanyTwilio

Since2008

PricingPaid

Twilio turned telecommunications into an HTTP request, and the abstraction held. Sending a message to a phone anywhere in the world became a few lines of code rather than a carrier negotiation.