voice-calling

Customer Relation Management Software with CTI integration support

A real-time WhatsApp-style chat app with group threads, media, WebRTC calls, and browser push alerts.

Modern, private, lightweight messaging app with group chats, voice calls, passkeys, social posts, and Expo OTA updates.

voice calling

smsie is a SMS / voice calling management dashboard written in Go. It allows you to manage multiple GSM/LTE modems receive SMS messages and make calls in browser, and integrate with external services via webhooks.

AgentCall is an open-source platform that lets AI agents call you when they need help. When an AI gets stuck — needs approval, clarification, or urgent input — it rings your phone via a real voice call. Chat, make decisions, and send the AI back to work. Self-hosted, private, no records. Works with Claude, Cursor, OpenCode, and any MCP-compatible.

A real-time peer-to-peer communication app that supports text (with gif support), voice, and video modes of communication. Built using react, redux-toolkit, framer-motion, material-ui, web services, firebase, and webRTC. Live demo here 👇

A secure, enterprise-grade Java Spring Boot backend designed for closed-group, real-time communication. It unifies WebRTC video/voice signaling, STOMP-based messaging, and robust administrative controls—including live VPN management and strict audit logging—into a single, high-performance service.

Android VoIP platform with native calling, real-time signaling, and a Go backend infrastructure.

Real-time WebSocket messaging framework built on Socket.IO — with WebRTC voice calling, group conferences, and React hooks

Serverless, end-to-end encrypted P2P voice calling web & Android app powered by WebRTC (DTLS-SRTP), Opus audio, and Capacitor. Zero tracking, zero logs, instant private communication.

A real-time chat application with zero-knowledge end-to-end encryption, built on the MERN stack. Features secure messaging, voice/video calling via WebRTC, privacy-first contact management, and enterprise-grade security with Arcjet protection.

A lightweight, open-source Chrome extension that detects phone numbers in Google Sheets, sends them to Google Voice, and starts the call automatically.

Official n8n community node for VocalLabs AI Voice API — automate voice calls, manage AI agents, and access call analytics in your n8n workflows.

Chat with your friends, real-time MERN chat app featuring end-to-end encryption, WebRTC video/voice calls, live typing indicators, profile management, group chats, image sharing.

A premium real-time messaging, group chat, and voice/video calling space built with React, WebRTC, Socket.io, and MongoDB

Public integration guides for RTCExpress voice, video, and chat APIs.

Nexconn Call SDK sample for Web — explore real-time voice and video calling with Vue 3 and Vite.

NodeDrDial is an open-source, self-hosted communication platform that enables businesses to manage SMS, voice calls, contacts, and campaigns using their own Twilio account. Built for agencies, resellers, and enterprises, it offers browser-based calling, CRM tools, analytics, white-label branding, and one-click Docker deployment.

Official ConvoHop SDKs for chat, voice and video: server SDKs for trusted backends and client SDKs for apps (pre-release)