Mind+ (AKA: Mindplus) is a teenager visual programming software developed based on Scratch 3.0 with independent intellectual property rights, made by DFRobot from China, in 2013. With it, users only need to drag the graphical program blocks to complete programming. They can also use advanced programming languages such as Python/C/C++. It is suitable for on-campus teaching, project creation, maker competitions, and other scenarios, allowing children to easily experience the fun of programming.

Alternate Chord is a very powerful and excellent music score chords tool designed specifically for practicing guitar chords and guitar scales, developed by Alternate Tools from Germany. It has a clear and intuitive interface, includes a variety of different chords, allows the addition of your own scales and chords, and provides the possibility to listen to scales/chords through the MIDI interface. Better yet, it's free and open-source.

Printing remains a prevalent task in office settings, with a substantial number of documents printed daily. To enhance efficiency, various tools and drivers are utilized to minimize costs and reduce printing time. In contrast, GreenCloud Printer aims to simplify the printing setup significantly.

LinkStash is a compact tool designed to help you manage your bookmarks across Internet Explorer, Firefox, Opera, Chrome, and Netscape through a single interface. You can also select your preferred web browser for opening bookmarks and import existing bookmarks from the chosen browsers.

Laser Photo Wizard is a robust tool designed for laser engraving, enabling the creation of images tailored for laser photo engraving. It provides a wide array of controls for converting grayscale photos into engravable black and white images. From simple engravings to intricate boxes, trays, and text, it can help you maximize your laser engraver's potential.