Mozilla Firefox (originally called Phoenix, then Firebird) is a free and open-source web browser developed in 2002. It uses the Gecko layout engine, supports multiple operating systems, including Windows, Mac, Linux, Android, iOS. Firefox has been released as multiple editions in order to meet the needs of different users. Thereinto, the ESR (Extended Support Release) edition is specially built for organizations, companies that are unable or unwilling to upgrade frequently. It has a 42-week upgrade cycle, compared with about 6 weeks for other editions.

KeyMusic is an interesting tiny app (less than 1 MB), developed by TriSun Software from Hong Kong in China. It was just created in order to let your keyboard play notes of various timbre when typing. And it's very easy to use: open software, and select device (audio interface), instrument, tone and volume (the settings are saved automatically after you close this program).

In the process of expressing ideas and conveying information, a picture is worth a thousand words. Likewise, the effect of a short video is better than that of a pile of pictures + text. Occasionally, we can see some creative short animation videos with hand-drawn style on the Internet, for example: one hand holding a paintbrush automatically draws picture after picture, just like a fast-forward sand painting. This kind of hand-drawn video is not only creative, but also very attractive to the audience.

LogFusion is a small but useful log monitoring and viewing tool developed by Binary Fortress Software from Canada. It is designed to help system/network administrators and web/software developers easily load and view various text-based log files (in .log and .txt formats).

The popularity of legitimate video services such as Netflix, Amazon Prime Video and Hulu has reduced consumer's demand for BitTorrent protocol based file-sharing services. Of course, the BitTorrent community finally fought back, and BitTorrent based streaming media apps like WebTorrent and Popcorn Time began to fight. Their main feature is that they allow users to play video files directly from BT seed file without having to download the entire video file first, for free.