WikiHow
https://zh.wikihow.com/
WikiHow is a community based on Wiki, which mainly teaches you "how to do", and it also supports CC license.
As a supplement to eHow, it also has a lot of novel content, such as how to relieve stress, how to exercise, lose weight, and so on.
You can also use RSS to subscribe, and there are no ads. Of course, you can also participate in it, choose translation or original creation.
It supports dozens of languages, and of course there are also a large number of Chinese resources.
Cat Claw
https://chrome.zzzmh.cn/info/jfedfbgedapdagkghmgibemcoggfppbb
Cat Claw is a Chrome extension that sniffs music and videos.
It is particularly practical and only a few tens of kilobytes in size.
Whether you are watching videos or listening to music, it can capture them, you just need to click to download.
You can also customize the settings, and it can also capture various resource files such as images and documents.
Of course, it has more functions and can be used together with IDM.
Gliffy
https://www.gliffy.com/products/online/extras/
Gliffy is an online flowchart plugin. It can also be browsed locally. It can also run offline, just like software installed locally.
It supports basic drawing, flowcharts, UML, and so on. It is lightweight and can replace Visio.
It supports exporting image file formats.
iTab
iTab, as the name suggests, is a new tab plugin, and it is one of the most popular plugins this year.
Its simple page, iOS widget style, looks refreshing and comfortable.
And it has powerful functions, in addition to supporting many search engines, it also supports wallpapers, news, weather, memos, and many other functions.
At the same time, it also has cloud synchronization function, so that you won't lose your settings when switching computers. It is really thoughtful.
There are also dark/light modes.
Aria2
https://pan.baidu.com/s/1C1VwsLl-rH6rAQhvt6UCKg Password: cb4f
Aria2 is a lightweight, multi-protocol, multi-platform open source download tool.
It supports HTTP, HTTPS, FTP, BT, and other formats for downloading.
Although it is a command-line tool, someone has made it into an easy-to-use software operation, which even novices can operate.
Using it can be combined with plugins to achieve high-speed downloads from Baidu Cloud, Thunder offline downloads, 115 network disk downloads, and also support multi-threaded downloads. It can also disguise as various clients. And the speed is also good.
It supports Win and Mac, Linux, and web versions.
Fatkun
http://web.fatkun.cn/index.html
Fatkun is an excellent and great image batch download tool. It can only be used in Chrome or Edge browsers.
After installing the plugin, click the download button, and it can automatically filter all the images on this webpage.
You can filter according to the width and height of the image, and you can also switch between large and small images.
At the same time, you can set various conditions to filter more accurate images.
You can also directly drag and download images on the webpage, which is particularly convenient.
Snippyly
https://snippyly.com/
Snippyly is a very simple screenshot tool. It is a Chrome plugin and can only be used on Chrome. You just need to right-click to take a screenshot of the entire page.
You can also add text, frames, and arrows, and you can also share it with others with one click. Others can open or edit it through the shared link.
Although the functions are not particularly powerful, they are still usable and very convenient.