Stars
Bidirectional data stream tunnelled in HTTP requests ported to work on Android
A simple SIP server (proxy) for handling VoIP calls based on SIP using C++ on Windows & Linux platforms.
静默活体检测（Silent-Face-Anti-Spoofing）
A safety client by Https for android, (Android网络框架，基于Retrofit和RxJava打造的链式网络库, 支持okhttp的调用风格，又兼容Retrofit API，并支持rxJava链式操作）
基于Retrofit2.x和Rxjava2.x封装的请求工具类(内含Retrofit2.x & rxjava1.x)
基于Okhttp, 结合Retrofit，使用Okio ，简化处理I/O操作，加入多种设计模式，实现基于链式的android平台多线程下载利器！
10 000 concurrent real-time connections to Django [UNMAINTAINED]
OAuth2 goodies for the Djangonauts!
A generic, spec-compliant, thorough implementation of the OAuth request-signing logic
Apereo CAS - Identity & Single Sign On for all earthlings and beyond.
Jitsi is an audio/video and chat communicator that supports protocols such as SIP, XMPP/Jabber, IRC and many other useful features.
A Java library for communicating with the Twilio REST API and generating TwiML.
FastBee开源物联网平台，简单易用，可用于搭建物联网平台以及二次开发和学习。适用于智能家居、智慧办公、智慧社区、农业监测、水利监测、工业控制等。
SM2 SM3 X.509 Cert 国密 数字签名 算法 国密证书 生成 签发 证书请求 keystore 纯java
littleca是一个基于BC的小型ca库,支持ecc,rsa,dsa,sm2的证书签发,加密解密,签名验签操作,支持国密加解密,证书签发
Vue 2.0 admin management system template based on iView
The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS 1.3!
wolfMQTT is a small, fast, portable MQTT client implementation, including support for TLS 1.3.
基于BC库：国密SM2/SM3/SM4算法简单封装；实现SM2 X509v3证书的签发；实现SM2 pfx证书的签发