GCDWebServer is a modern and lightweight GCD based HTTP 1.1 server designed to be embedded in iOS, macOS & tvOS apps. Elegant and easy to use architecture with only 4 core classes: server, connection, request and response. Well designed API with fully documented headers for easy integration and customization. Entirely built with an event-driven design using Grand Central Dispatch for best performance and concurrency. No dependencies on third-party source code. Parser for web forms submitted...
MAMP is a very easy to install compilation of Apache, PHP and MySQL for Mac OS X. Everything will be installed in one folder. If you want to get rid of it, just move the folder into trash. An easy to use cocoa program to start and stop the servers.
SweetDreams is a free, open-source iPhone application for managing DreamHost accounts via the DreamHost API. It can downloaded from the iTunes Store at: http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=313754897&mt=8
This is a drop-installable Subversion server. It consists of a GUI application that contains a complete Apache 2 server plus the mod_dav_subversion plugin and takes care of everything from installation to setup to administration of a SVN server.
ObjectCog is a new open-source web application server for Mac OSX. It is implemented in Objective-C and utilizes AOLServer to handle htttp/https requests.