heartbeat

📲cim(cross IM) 适用于开发者的分布式即时通讯系统

基于Netty+TCP+Protobuf实现的Android IM库，包含Protobuf序列化、TCP拆包与粘包、长连接握手认证、心跳机制、断线重连机制、消息重发机制、读写超时机制、离线消息、线程池等功能。

twitter like animation for any view 💓

Android Application that can estimate Heart rate, Blood pressure, Respiration rate and Oxygen rate from only the camera of the mobile

干净的springboot-netty，google protocol buffer，根目录下我给你放了一本《Netty实战（精髓）》，test下关于同步回调和异步回调、JUC和NIO(RPC我也加进来了)的一些讲解的方法代码

基于 Spring Websocket 和心跳保活重连的多人网页聊天室

JavaCard SIM card applet to monitor the status of data connectivity over-the-air

分布式IM服务,参考https://github.com/crossoverJie/cim 实现

Get Heart Rate from Face using Java and OpenCV

Official repository of team NP Devs for Prototype 2.0 held at IIITA

Keep FCM push notifications alive on Chinese-region Android phones by sending periodic heartbeat broadcasts to Google Play services. Modernized fork of HeartbeatFixerForGCM for Android 8–14.

基于Netty NIO实现简单Echo、心跳检测、自定义编解码机制、断连重连、握手和安全认证、私有协议栈开发、通信聊天系统、WebSocket服务器、文件服务器、手写RPC框架

Measure your heartbeat using your phone's camera and flashlight, based on the principle of photoplethysmography

基于Java NIO的网络服务器Netty生产实例

A Netty implementation to improve my original service heart beat monitor

TC支付监控端是一款面向 Android 的收款通知监控应用服务于个人开发者需要的免签支付收款，支持监听微信、支付宝等支付通知，展示实时监控日志、维护在线心跳状态、扫码或手动配置商户信息，并通过后台管理系统完成应用绑定与消息同步。项目主要用于学习、测试和小项目初期接入个人收款码或经营码通知，也适合用于研究 Android 通知监听、保活机制、和服务端回调联动的实现方式。

HiveMQ extension for integration with load balancers and proxies

Official repository of team NP Devs for Prototype 2.0 (a 36 hour hackathon) held at IIIT- Allahabad.

libHeartbeat: a Java library to synthesise heartbeat sounds, ported from MATLAB (https://github.com/bencholmes/heartbeat).