Office Tool Plus is simple yet very helpful one-stop deploying tool specially designed for Microsoft Office, developed by Yerong (a senior high school student) from China. It is primarily used to quickly download, configure/customize, install, activate and manage all Microsoft Office products.

CSV (comma-separated values) is a very frequently-used open data exchange format used in program development and office environment. Such files can be opened and edited by any text processor, the most commonly used of which is Microsoft Excel. But their common disadvantage is that editing CSV files is very inconvenient and inefficient.

Mind mapping and brainstorming programs are designed to help you get the jumbled, trivial thoughts running through your head, organize your thoughts, leading to a well-organized, logical, and mature thinking pattern. MindMapper is a professional visual mind mapping software developed by SimTech Systems from South Korea in 1997.

diagrams.net (formerly called Draw.io) is a completely free, open-source, cross-platform and stand-alone flowchart drawing application that can be used as a browser-based web application, desktop application and plug-in for some other software. That's to say, you can use its web edition directly in a web browser (no registration required, no limitations, no catches), or use its desktop edition offline under Windows, Mac or Linux OS.

A pre-press producer often has to proofread a document. The usual way is to open the source on the left, open the manuscript in production on the right, then carefully look for differences. The overall process is really tedious, lengthy, eye-straining, energy-consuming, maddening, and most often there are omissions. If you often have to compare PDF documents at work, DiffPDF can help you finish the document comparison work easily and efficiently.