Although it is already 202X, and Microsoft's Office has been updated to the 202X version, I still use Office 2003 on my computer. Firstly, it is enough to meet my needs, and secondly, it is still simpler, smaller and more efficient than all other higher versions of Office. And this is what AppNee likes and pursues. If you are also using Office 2003 or lower version, then you may also face the same needs as us - use Office 2003 to open file formats like DOCX, XSLX, etc. that have only appeared since Office 2007. To solve this problem, you do not need to install a higher version of Office, just install a file format compatibility pack.

RAMMap is a small, free but professional tool for analyzing and cleaning up physical memory usage, developed by Microsoft. It presents detailed RAM usage information in different ways, enabling you to understand the memory usage of your system and applications and how Windows manages the memory allocation. In addition, it can effectively clean up memory.

SubInACL is a tiny tool from Microsoft for performing permission management on folders, files, registries, services, and other objects. It was released as one of the tools in Windows Resource Kits. It is very powerful and practical, and much more powerful than cacls and its replacement, icacls. It is considered to be an edge tool for setting access permissions, suitable for professionals such as programmers and administrators.

At the Build 2015 developer conference, in addition to the release of Microsoft Edge browser and the preview version of the brand new Windows 10, the biggest surprise was the release of Visual Studio Code - a free, open-source and cross-platform code editor for programming modern Web and cloud applications. Its direct competitors are Sublime Text, Atom, Vim, Notepad++, Brackets, etc. In order to improve its competitiveness, it even provides keyboard shortcuts installation for them all.

Microsoft's Visual Studio (written in C++ and C#) has always been the most powerful IDE (Integrated Development Environment) for C# development. Of course, nowadays, this most productive Visual Studio has also applied to the developments of Android, iOS, Windows, Web, and Cloud applications.