How is Website Framework detected

Hello guys, please can someone explain to me how i can know the framework of any website on the internet. I know how i can detect wordpress but other framework are hard for me. Please i need assistance on this.

Chris Corner: Platforms and Tools
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Late last year Google made this showcase microsite The Web Can Do What!?. It’s nicely done! I like how it talks about various somewhat-recently unlocked use cases, while itself being a showcase for other rather impressive things you can do on a website (cool usage of sticky sections, view transitions, etc). Google invests a lot […] […]
How to Easily Create Lottie Animations With SVGator (Unlimited Free Exports)
In Articles, lottie
SVGator introduces Lottie file support, offering an easy-to-use platform for creating and exporting Lottie animations for free. Learn how to create, edit, and benefit from Lottie animations in this guide. […]
Design Finds: Creative Slideshows
In Articles, Inspiration, slideshow
A small collection of creative slideshow designs and animations. […]
How to Use Sports Data Widgets to Engage Readers
In Plugins
Watching sports and cheering on our favorite teams is starting to grow as a popular pastime for fans around the world. Whether it’s betting on our favorite clubs or checking out a completely different sport,... The post How to Use Sports Data Wid... […]
Need help with Lem-in Project
In Programming
Im trying to code a lem-in project. https://github.com/01-edu/public/tree/master/subjects/lem-in Im coding in go lang. But its okay in another language tho. I can convert it to go. Me and my friends cant even solve the algorithm neither. ChatGPT is stuck and in the web i found a 800 rows of code. ... […]