Definition:  Handy programs that help you convert, download, and otherwise manipulate files.

Tools:

• irfanView [Review]: Easy-to-use image editor and viewer (Free, Windows-based)
• Lemon8-XML: "a web-based service designed to make it easier for non-technical editors and authors to convert scholarly papers from typical word-processor editing formats such as MS-Word .DOC and OpenOffice .ODT, into publishing layout formats such as the open, industry-standard NLM Journal Publishing XML format." (Free, web-based)
• Mux: Convert and share video; send to mobile phone (Free, web-based)
• Sort My List: a web-based text alphabetization, sorting, and reformatting tool to allow painless rearrangement and cleanup of blocks of text.
• Transformer [Review]: Perform search/replace operations in text files, with output in Unicode; useful for converting/"rescuing" data from files created by obsolete word processing programs (Free, Windows-based)
• Zamzar: Convert files (up to 1GB) in a simple online interface and receive the results by email (Free, web-based)