NanoHttpd is a lightweight HTTP server designed for embedding in other applications. It's only one Java file, in two "flavors", one strictly Java 1.1 compatible, and one at "current" standards. It supports GET, POST, PUT, HEAD and DELETE requests, and supports file uploading with very small memory overhead. Temp file usage and the threading model are easily customized.
Xyndravandria Dyverath composes and executes MySQL database queries programmatically. It represents a database system with PHP classes. Other classes are available to compose other parts of the queries like conditions, fields, values, limit clauses, etc. A separate class can also query database table metadata like table fields and primary keys.
WebNomad is a set of shell scripts that generate Web sites and image galleries fit for desktop as well mobile and tablet browsing. It can be operated on any device running ZShell. Its themes are based on Bootstrap CSS. Pages can be written in Markdown syntax interlaced with HTML. JQuery and BlueImp are used to make slideshows using all files found in a directory.