*µWS ("[micro](https://en.wikipedia.org/wiki/Micro-)WS") is simple and efficient messaging for the modern web.* • [Fancy pants details & user manual](http://)
#### Express yourself briefly. ```c++ uWS::App a; // or uWS::SSLApp(options) for SSL a.onGet("/", [](auto *s, auto *req, auto *args) { s->writeStatus("200 OK")->writeHeader("Hello", "World")->end(buffer); }).onGet("/largefile", [](auto *s, auto *req, auto *args) { s->write([](int offset) { return largeFile.substr(offset); }, fileSize); }).onPost("/upload/:filename", [](auto *s, auto *req, auto *args) { s->read([std::ofstream fout = args[0]](int offset, auto chunk) { fout << chunk; }); }).onWebSocket("/wsApi", [](auto *ws, auto *req, auto *args) { std::cout << "WebSocket connected to /wsApi" << std::endl; }).onMessage([](auto *ws, auto message, auto opCode) { ws->send(message, opCode); }).onClose([](auto *ws, int code, auto message) { std::cout << "WebSocket disconnected from /wsApi" << std::endl; }).listen("localhost", 3000, 0); ``` #### Pay what you want. A free & open source ([Zlib](LICENSE)) project since 2016. Kindly sponsored by [BitMEX](https://bitmex.com), [Bitfinex](https://bitfinex.com) & [Coinbase](https://www.coinbase.com/) in 2018.
*Become a paying sponsor to unlock support, issue reporting, roadmaps and to drop suggestions.* #### Deploy like a boss. Commercial support is available via a per-hourly consulting plan or as otherwise negotiated. If you're stuck, worried about design or just in need of help don't hesitate throwing [me, the author](https://github.com/alexhultman) a mail and we'll figure out what's best for both parties. I want your business to have a proper understanding of the problem before rushing in to one of the many pitfalls. #### Excel across the board. ![](https://github.com/uNetworking/uWebSockets/raw/master/misc/images/overview.png)