Regex Toolkit

Test, find, replace, explain, and validate regular expressions. Includes 25+ common named patterns. Pure Python, no dependencies.

Quick Start

# Test a pattern
python3 scripts/regex_toolkit.py test '\d+' --text 'abc 123 def'

# Use a named pattern (email, url, ipv4, phone-us, uuid, etc.)
python3 scripts/regex_toolkit.py findall email --text 'Contact hello@example.com or support@test.org'

# Find all matches with positions
python3 scripts/regex_toolkit.py findall '\b\w{5}\b' --file input.txt

# Search and replace
python3 scripts/regex_toolkit.py replace '\bfoo\b' -r bar --text 'foo bar foo'