Although various plug-ins can greatly expand the functionality and improve the usage experience of web browser, they do consume too many system resources, so that make your browser start and run slower and slower, even get stuck frequently. In other words, too many browser addons end up making the user experience worse! Based on this fact, something better than plugins - userscript emerged, and is becoming more and more popular now. Although it's a little hard to get started and only suitable for advanced computer users, once you get used to it, you can't leave it any more.

Open 3D Model Viewer (AKA: open3mod) is a free and open-source universal 3D model file viewing tool, specially made for 3D designers, 3D printing enthusiasts and game programmers. It is developed based on the portable, open-source and cross-platform 3D model import library - Assimp (short for Open Asset Import Library). That's why it's able to import various well-known 3D model formats in a uniform manner.

File compression/decompression type of software is one of the indispensable tools on any computer. Since WinRAR beat WinZip and became the must-have tool for most PC users a long time ago, its usability and functionality have been naturally self-evident. Although the function is not as rich as WinRAR, but 7-Zip has become the de facto industry leader due to its free, open-source, ultra-high compression rate, and other powerful features. But now there's a new favorite in the compression software domain - Bandizip.

As we all know, Python is by far the single most popular and powerful computer programming language on Windows, Mac and Linux platforms. Meanwhile, JetBrains's PyCharm is currently the best and most respected IDE (integrated development environment) for Python.

The runtime library (RTL for short) is literally the library file that a program needs when it's running. It is usually provided in the form of dynamic-link library (DLL for short), and generally includes various functions that are commonly used in programming. It is a practical way to implement the concept of sharing function libraries in Windows. The extensions of these library function files are mainly *.dll, *.ocx (ActiveX control library), and *.drv (old system driver).