freeCodeCamp/guide/english/miscellaneous/regular-expressions-resources/index.md

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Regular Expressions Resources

Links to useful RegEx resources.

• Getting Started Tutorial (FCC recommended)
• RegEx 101

RegEx Tutorial & Guides

• RegEx Tutorial (detailed explanation)
• RegEx Cheatsheet
• MDN RegEx Guide
• StackOverflow RegEx FAQ
• RegEx Video Tutorial

RegEx Testing Ground

• RegEx Visualizer
• RegEx Challenges in Hackerrank (practice)
• RegEx Regexplained

RegEx Gameplay

• RegEx Golf
• RegEx Crossword

RegEx Blog

• Rex Egg

RegEx Software Aids

• RegExBuddy (proprietary)
• Expresso (free)
• RegEx Coach (free)