Puppy Linux Discussion Forum

Swiss File Knife - A Command Line Tools Collection

combines many functions in a single, portable executable that belongs onto every USB stick. Search and convert text files, instant simple FTP/HTTP server, find duplicate files, compare folders, treesize, run own commands on all files of a folder - it's all within a single tool.

http://stahlworks.com/dev/swiss-file-knife.html

It is something similar to bussybox.