Regex Arena LogoRegex Arena
  • Regex Lab
  • Challenges
  • PVP
  • Leaderboard
  • Dashboard
Interactive Regex Platform

Master Regular ExpressionsThrough Practice

An interactive platform to learn, practice, and compete with regular expressions. Test patterns, solve challenges, and climb the leaderboard.

Or are you getting started?

Everything You Need

Powerful features to accelerate your regex learning

Regex Lab
Interactive sandbox for testing and experimenting with regex patterns across multiple engines.
  • Real-time pattern matching
  • Multi-engine support
  • Syntax highlighting
Challenges
Solve community-created challenges and improve your regex skills with real-world problems.
  • Multiple difficulty levels
  • F1 score tracking
  • Create your own
Leaderboards
Compete with others globally and track your progress with ELO ratings and rankings.
  • Global ELO rankings
  • Per-challenge leaderboards
  • Track your progress
PvP Matches
Challenge other users in real-time regex battles and prove your skills.
Analytics
Track your performance, monitor trends, and identify areas for improvement.
  • Performance metrics
  • Progress tracking
Coming Soon
Pattern Library
Save, version, and share your regex patterns with the community.
  • Version control
  • Public sharing
...
Regexes
...
Active Users
...
Challenges
4
Engines
Ready to Get Started?

Join the community and start mastering regular expressions today.

Sign Up FreeTry Without Sign Up
Regex Arena
Get StartedLabChallengesDashboard
© 2025 Regex Arena. All rights reserved.