With the development of network technology, our demand for file synchronization and backup is also becoming stronger. While various web disk services provide us with convenience, they also bring a lot of restrictions and risks in terms of speed, security and privacy. There are many cloud synchronization solutions, such as Seafile and Nextcloud, which are feature-rich but bulky and difficult to deploy cloud disk programs. But if we only need to synchronize files, then a better choice is Syncthing. In comparison, it is lighter, easier to deploy and use, more secure, and especially has faster file transfer.

A multifunction mouse usually has at least 6 buttons (left + right + middle buttons, DPI button, and two side buttons), and their functions are usually unchangeable, except for those high-end mice with programmable buttons whose functions can be set after installing the official driver. If you want to set any button of any brand of multifunction mouse on demand, then X-Mouse Button Control is what you need.

Google Pinyin (AKA: Google Pinyin IME, 谷歌拼音输入法, Google拼音输入法) is an excellent Chinese and English input method program for Windows and Android platforms, developed by Google China Labs in 2007. Google released Google Pinyin V2.0 with a lot of new features and improvements in 2008; released its Android version in 2009; and released Google Pinyin V3.0 with English writing assistant feature in 2011. Although its development stopped long ago and the product page was finally removed in 2019, even today (more than 10 years later), it is still the #1 app of all its kind.

After Creative Fonts Collection, FontPack Pro is another all-in-one type of high quality fonts collection released by Summitsoft. It comes with more than 7400 fonts that can be used in for-profit, commercial or personal projects, including every single font that was created by SummitType Font Foundry.

Firewall is the strongest line of defense in the system, also a barrier between the intranet and the extranet (Internet), and protects our computer by controlling the flow of packets in and out and preventing access by illegal users according to rules predefined by the system administrator. The built-in Windows Firewall is not only not powerful enough, but also difficult for the average computer users to configure and maintain (so few people use it). That's why there are many third-party firewall programs like simplewall.