Crosswordle - Crosswordle is a daily crossword game.Inspired by games like Wordle, Scrabble, and Bananagrams, with this game you're tasked with building a tiny 6x6 crossword board using the 20 letters given to you.
Regex library - A curated list of most commonly used regular expressions with code examples in different programming languages: JavaScript, Python, Java, C#, and PHP.
Regex Crossword - Welcome to the fantastic world of nerdy regex fun!
i Hate Regex - regex cheatsheet for the haters
100 Days of Wordplay - 100 Day Project - 100 mini crossword puzzles
UltimateRegexResource - Regex syntax and resources to power up your programming