vibe.d is an asynchronous I/O and web application framework written in D. It already contains many supplemental features such as database support to be able to offer a complete development toolbox. Extensions are supported in the form of DUB modules.
Visit the website at http://vibed.org/ for more information.
Tntnet is a web server which allows users to develop web applications using C++. It has a template language ecpp where C++ code can be embedded into html similar to php or jsp. The pages are compiled and linked into a shared library. The result is a native web application which is compact and fast.
SWEC is a program that automates testing of dynamic websites. It parses each HTML file it finds for links, and if those links are within the site specified (ie. local, not external), it will check that page as well. In this respect it works a lot like a crawler, in that it'll click on any link it
... [More] finds (more notes about this later).
In addition to parsing and locating links, it will also parse the pages looking for known errors and report those (such as Mason or PHP errors), and will report if a page can not be read (by either returning a 404, 500 or similar). [Less]