AB
aiBytes
125 tools in one library
Open library
Live workspace

Regex Tester

Test patterns against sample text with instant match feedback.

Developer
Input

Regex Tester

Test, highlight, replace, split, explain, or browse common regex patterns from one workspace.

  • Use comma-separated flags like I,M,S.
  • Highlight is useful for visual inspection before replacing.
  • Library mode ignores your pattern and returns common examples.
Status
Waiting for input
Output

Regex result

Review the result and copy the output you want to keep.

Output preview

Matches, highlighted text, replacements, or explanations will appear here.