There are two major possibilities for the generation of duplicate photos on a computer: 1) multiple copies of the exact same photo, which are mostly forgotten in multiple folders or different storage devices; 2) multiple photos taken in the same or very similar scenes, most of the time we don't have time or feel bother to delete those redundant ones. Duplicate photos do waste a lot of disk space, especially those with high resolution. Therefore, it is absolutely essential to remove duplicates and keep our photos collection organized.

Creature (AKA: Creature Animation) is a powerful and advanced animation creation software for 2D biological characters, developed by Kestrel Moon Studios (Jiayi Chong) from China. It has an excellent workflow, which enables users to make amazing, complex and smooth professional animations in a very simple way within a few minutes. Therefore, it is very suitable for game developers, animation designers, and animation enthusiasts of any levels.

Several months ago (when you see this post, at least another 3 months have passed), I was searching for an electronic edition of the classic book Visual Basic 6 Bible, and finally found it at Archive.org. However, not only did it take weeks to borrow, but also the finally downloaded ebook is a scanned and encrypted (with DRM protection) PDF file - which means it cannot be opened using any PDF reader other than the Adobe Digital Editions - the only book downloader & reader specified by Archive.org.

dr.fone (full name: Wondershare Dr.Fone ToolKit for iOS and Android) is a versatile and all-purpose toolbox for iOS and Android devices running on Windows and Mac platforms, developed by Wondershare from China. It initially only focused on data recovery on mobile phones, but later gradually improved and integrated all the important mobile OS maintenance tools into one place. Now, it has become a popular complete solution for mobile users.

EndNote is by far the most well-known and classic bibliographies, citations and references publishing and managing tool for both Windows and Mac platforms. It has an easy-to-use user interface and powerful functions, which can improve the work efficiency of users especially scientific research workers. Whether it is the retrieval, management of literature, automatic acquisition of full text, or the citation and insertion of references in the process of paper writing, the use of SCI (Science Citation Index) periodical templates, it can always provide powerful and efficient help.