Self-hosted voice gateway — connects SIP phone calls to WebSocket audio and REST API. Single binary, stateless, Twilio-compatible WebSocket framing.
High-performance phone number validation REST API built with Zig and Google's libphonenumber. Fast, safe, and production-ready alternative to commercial APIs like Twilio Lookup.
Programmable routing SDK for SMS infrastructure. Control route_id, pricing before execution and track delivery with bx_message_id.
Direct HTTP examples for programmable routing in SMS infrastructure. No SDK. Execute delivery via route_id, inspect pricing and track with bx_message_id.
🎙️ Production-ready HTTP API for injecting audio into SIP calls using Linphone. Perfect for IVR systems, voice bots, and call testing. Fast, reliable, open-source.
Send OTP verification messages via DataFlows SMS API for Supabase Auth
Comprehensive SMS verification guide with Python & Node.js code examples. Virtual phone numbers, OTP flows, API integration.
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