Regex Builder

Live

Build and test regular expressions

Visual regex builder with real-time testing, explanation, and code generation. Master regular expressions without the headache.

Free to use • No signup required

Category Dev Tools

Status Live

Features

Visual pattern builder

Real-time match highlighting

Pattern explanation in plain English

Code generation for multiple languages

Common pattern library

Match group extraction

Form validation

Data extraction

Text processing

Log parsing

Format, validate, and transform JSON

Test and debug APIs instantly

Practice SQL in your browser

Check out our documentation or reach out to our support team.