Regex Cheatsheet & Visualizer

Learn regex tokens fast and visualize patterns with examples.
Cheatsheet No uploads
Pattern visualizer
Paste a regex to see a simple breakdown.
Segments
    Cheatsheet
    Privacy note: everything runs locally in your browser.

    What this tool provides

    A compact cheatsheet of regex tokens plus a lightweight visual breakdown for quick learning.

    When to use it

    Use it when crafting patterns or teaching regex basics to teammates.

    Limitations

    The visualizer is a simple parser and does not cover every regex dialect nuance.

    How to use the cheatsheet

    Search a token or paste a pattern to see the breakdown.

    1. Browse the token list.
    2. Paste a pattern to see segments.
    3. Use examples to refine your regex.

    FAQ

    Does this tool upload my patterns?
    No. Everything runs locally in your browser.
    Is it a full regex engine?
    No, it is a reference and simple visualizer.
    Can I test regex here?
    Use the Regex Tester tool for full testing.