Connect to a Service Bus namespace and administer messaging entities
WhatsApp library for NodeJS that connects through the browser app
An easy and quick way of managing SMS and MMS messages without ads
Async PHP client/server API for the telegram MTProto protocol
Used to integrate Android apps with Facebook Platform
Catches mail and serves it through a dream
WhatsApp tool for chatbots with advanced features
Integrate the Facebook Platform with your iOS & tvOS apps
Create, preview, and send custom email templates for Node.js
The most complete chat UI for React Native
MyEtherWallet to interact with the Ethereum blockchain
Fast batch message passing between nodes for Erlang/Elixir
A lightweight package to flash messages
Send push notifications to mobile devices through GCM or APNS
The golang implementation of cqhttp, lightweight, native cross-plat
Efficient QQ Robot support library
PC WeChat chat robot with secondary development interface
Libki Server for managing computer access for public users
Open Source Email App for Android
Open source API development ecosystem
A framework to build Slack apps using JavaScript
Fast, well-tested and widely used WebSocket implementation for Go
Chanify is a safe and simple notification tools
A free (libre) open source, mobile OS for Ethereum
The very last word in instant messaging