Open Source C Protocols

The portable Universal Plug and Play (UPnP) SDK provides support for building UPnP-compliant control points, devices, and bridges on several operating systems. The main repository is at GitHub in https://github.com/pupnp/pupnp. This is just a clone repository for legacy reasons. Old SourceForge repo: git://pupnp.git.sourceforge.net/gitroot/pupnp/pupnp

a POSIX-C implementation of the http://oauth.net/ protocol. libOauth provides functionality to encode URLs and sign HTTP request data according to the oAuth standard.

Mongoose is a networking library for C/C++. It implements event-driven non-blocking APIs for TCP, UDP, HTTP, WebSocket, MQTT. It is designed for connecting devices and bringing them online. On the market since 2004, used by vast number of open source and commercial products - it even runs on the International Space Station! Mongoose makes embedded network programming fast, robust, and easy. Cross-platform, works on Linux/UNIX, MacOS, Windows, Android, FreeRTOS, etc. Supported embedded architectures: ESP32, NRF52, STM32, NXP, and more. Built-in protocols: plain TCP/UDP, HTTP, MQTT, Websocket. SSL/TLS support: mbedTLS, OpenSSL or custom (via API). Used to solve a wide range of business needs, like implementing Web UI interface on devices, RESTful API services, telemetry data exchange, remote control for a product, remote software updates, remote monitoring, and others.

Apache Guacamole is a clientless remote desktop gateway. It supports standard protocols like VNC, RDP, and SSH. We call it clientless because no plugins or client software are required. Thanks to HTML5, once Guacamole is installed on a server, all you need to access your desktops is a web browser.

OpenResty is a full-fledged web application server that extends Nginx by seamlessly embedding LuaJIT, bundled Nginx core, numerous third-party modules, and Lua libraries—creating a powerful platform for scalable web services, APIs, and gateways. An extensive ecosystem of Lua libraries and third-party Nginx modules that interoperate cohesively. Supports scripting of SSL, process control, regex, pipes, and logging via Lua APIs. Well-supported documentation, Docker tooling, and commercial support options.

Portable and very simple C API functions to write a soap client/server in c.

A web server that runs on the wii

wsdlpull is an efficient and powerful command line utility for dynamic inspection and invocation of WSDL web services.It provides a C++ library with dynamic WSDL invocation API,WSDL parser,Schema parser and Validator and an xmlpull Parser/Serializer.

FreeRDP is a free remote desktop protocol client that implements RDP following the documentation provided under the Microsoft Open Specification Promise.

The WendzelNNTPd is a IPv6-ready NNTP usenet-server with the main goal to be as easy to use as possible. It is portable (Linux/*BSD/*nix), supports AUTHINFO authentication, contains ACL as well as role based ACL and supports invisible newsgroups. It currently supports MySQL and SQLite backends.

Tpl makes it easy to serialize your C data using just a handful of API functions. The data is stored in its native binary form for maximum efficiency. C, Perl and XML supported. Data is portable across CPU types and OS's from Unix to Mac to Windows.

The Physical Security Interoperability Alliance (PSIA) was founded to promote the interoperability of IP enabled security devices and systems using freely available protocols and standards such as HTTP, HTTPS, XML, RTP, RTSP, zeroconf, etc.

Smart servers that can provide customized snippets of digital orthophotos using just-in-time geoprocessing and interoperable web-based components. These servers are based on the MITOthoServers who was under the GNU Public License (GPL).

Yara is a fast, embeddable RSS aggregator and parser. It is written in C++ and exposes a very simple API in C.

libaws is a C++ library that allows to communicate with Amazon Web Services. Currently supported are Amazon S3, SQS, and SDB.

A simple console RSS aggregator that sends news items by email.

Af-Arch is an Open Source N-tier framework to build distribuited applications. Its license schema allows Open Source and commercial (closed source) applications. This is the foundation to build an new set of applications in a fast and reliable way.

Ani-Server is not quite a Full Featured server [ neither it was intended to be] , but its just a simple HTTP Server , Which handle's some HTTP requests and can be further used for File Sharing and Network testing purposes.

AutoHome(Automatic Home Management System) to schedule Television,DVD,and any Infrared based devices(Roboraptor and RoboSapien)to work automatically.Can Send(transmit)/Recieve Remote Control Signals, launch EXE files in Computers/PC .It uses USBUIRT.

A C/C++ based client and server implementation of the OGSA Basic Execution Service, used to provide a Web Services interface to distributed resource managers such as Platform LSF and PBS/PBS Pro. The SOAP stack is provided by the gSOAP toolkit.

It is an implementation of the IETF Bidirectional Forwarding Detection Draft as a linux application that has a RPC based interface for the its local/remote clients.

Graphical interface for the popular podcatching shell script bashpodder, for the Gnome desktop.

This project aims to replace the multimedia server application for the Gateway, GoVideo, and NetGear DVD players & set-top devices. The new server software aims to be more organized and support a wider variety of formats than Digital 5's original.

FedStage FedSAML is a software aiming to implement security SAML2.0 standard, supporting low ((de)serialization) and higher level (easy way of creating and verifying security-related data, own extension elements,...) of creating SAML-related data for Web

A library with the intent to provide a single interface to files and data in various locations, like inside archives and across the internet.