The New York Public Library provides more than 100,000 historical photos and documents in high resolution for free unlimited use. High resolution files are also available for purchase at around $50. Additionally, you can also have the library print and frame the photos for you, although it is slightly more expensive, but it will be more valuable as a souvenir.
Analyze what CMS and programs and plugins other websites use, simply by inputting their URL, a must-have tool for website developers.
When learning Photoshop, teachers in school usually start with the tool window, so everyone's concept of this toolbar is fixed and unchanging. In fact, this interface is variable. For example, the Content-Aware Move tool, which is often used by me, is hidden in the Healing tool. Every time it is used, it has to be opened, which is very troublesome. But with this tutorial setting, you can switch tools faster and greatly increase work efficiency.
Some websites' URLs cannot grab the correct thumbnail when pasted on Facebook. Through this short URL tool, you can customize the thumbnail on the short URL and post it on Facebook to produce the thumbnail normally. Even adding a "+" symbol after the short URL can show the number of clicks. Of course, advanced usage can be to change the thumbnail and short URL to make a link with inconsistent picture and text XD.
Provides a free image library available for commercial use. The most special thing about it is the way to search for images. In addition to keywords, it also provides a way to search for images based on color schemes, which is very convenient for finding images to use as design main visual aids.
Convert html syntax directly to bbcode forum syntax, simply copy and paste the syntax and it will be converted, no more tedious re-arranging in the future, it is a very practical tool.
Massive online lecture videos and articles, suitable for entrepreneurs and self-employed individuals, with many free courses that can easily be accessed from home. Take a break during lunch and open your favorite topic, listen to a lecture to supplement your mental food.
This website collects many interesting appearance patent drawings. Although they are registered appearance drawings and cannot be directly applied, they are a source of inspiration and even some are appearance structures that have not yet appeared on the market.
Thisistap collects free CC0 image libraries on the internet that can be used for commercial purposes. The company mainly provides free and rental WordPress services, and these free libraries are intended to save users time in finding images, and even non-members can download and use them for free.
A website that consolidates all the data from current CC0 image material websites, LibreStock allows you to search for multiple free CC0 copyright-free image websites at once, making it a favorite for lazy people.
"Asika Paradise 飛鳥新樂園" website from Taiwan, includes a lot of free photo resources from various stock photo libraries, the interface design is simple and clean, it has a search function that allows you to quickly search for the material you need, it also lists the most popular, most downloaded and randomly recommended free photos. Note: As of 2020.12.04, it seems that the website has stopped providing service.
更新：2020.12.04 疑似結束服務了 QAQ
This free drawing software is from Japan, known as the animation kingdom. The software's name is interesting, it's called "Camel" or "Canna" in English, with a traditional Chinese interface. It's free to download and play with.