Cover Retriever is a free and open-source program that helps you quickly add album cover arts and tags to your MP3/FLAC audio files on Windows. It comes with intuitive GUI and is very easy to use. Cover Retriever can help if you have a lot of songs on your hard drive that are missing album covers.

Cutting Planner is an optimization tool for Windows specially designed for material cutting, developed by TubakuroSoft from Japan. It can help you efficiently cut various rectangular sheets (such as plywood, aluminum sheet, steel sheet, acrylic sheet), thus saving a lot of time and cost. It is mainly used in furniture manufacturing, sheet metal processing and other manufacturing industries.

Lightjams is a unique lighting control software from Canada. It has incredible interactivity and automation, and can easily react to live events like music, MIDI, video, giving you the power to generate unique effects based on many types of live signals - MIDI, OSC, DMX, music, video, time, etc. Therefore, it is very suitable for live performances, art exhibitions, architectural projects, etc.

For network engineers or administrators, the tracert command is a common network test and diagnostic command, which is used to determine the path (all nodes) that an IP packet takes to reach its destination. But the problem is that the result has always been returned only in text form, which is not easy to check. If you want to view tracert results clearly on a map and display more information with graphs, then Open Visual Trace Route is what you need.

The most troublesome thing that many people will encounter when writing a script is: the draft, outline, and text cannot be read and written at the same time, you have to read and write separately. Even if you put several software side by side on a large monitor, their content cannot be automatically matched, so you have to manually drag the progress bar back and forth. Although some script software provides a simple outline function, most of them are too simple, and cannot be used as a draft, especially for complex drafts. And you need to switch the display back and forth, you can't view and use it at the same time.