1)   SHTTPD 1.35
SHTTPD is a lightweight web server. The main design goals are the ease of use and the ability to embed. Ideal for personal use, web-based software demos (like PHP etc), quick file sharing. A care has been taken to make the code secure.
lightweight, easy to use, embeddable, Windows, UNIX,

 2)   Find-Duplicates.exe 1.0.2906.18340
Find-Duplicates.NET is a free drag-and-drop .NET app for finding identical files on your computer. It is clean, fast, and lightweight (the zipfile is 25k). Iincludes a delete option in the context menu. No installation required!
free, find duplicate files, drag-and-drop, clean, fast, lightweight, no installation,