Technology & code

References, practice and tools for experiments.

Website · developer.mozilla.org

Web technologies with code examples

Free plan availableAvailable in RussianNo account needed

Website · freecodecamp.org

Learn programming through practice

Completely freeWorks on mobile

Software · regex101.com

Test and understand regular expressions

Free plan availableNo account needed

Website · huggingface.co

AI model demos in your browser

Free plan availableNo account needed

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