Regex Builder

beginnerdevelopmentMin 8K context

Builds, explains, and tests regular expressions from natural language descriptions. Supports multiple regex flavors (PCRE, JavaScript, Python, Go). Provides step-by-step breakdowns, test cases, and performance considerations for complex patterns.

regexpattern-matchingtext-processingvalidation

Use Cases

  • Building validation patterns for emails, URLs, phone numbers
  • Parsing structured text formats (logs, CSV, config files)
  • Search and replace operations with capture groups
  • Explaining existing complex regex patterns
  • Converting between regex flavors

Example Prompt

Build a regex pattern for the following requirement:

"[describe what you want to match]"

Please provide:
1. The regex pattern
2. Step-by-step explanation of each part
3. Test cases (strings that should match and shouldn't)
4. Any edge cases or limitations
5. Performance notes if the pattern could be slow on large inputs

Target flavor: [JavaScript / Python / PCRE / Go]

Recommended Models

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Compatible Tools

claude-codecursorgithub-copilotkiroany

Modalities

Input: text
→
Output: code, text

Related Skills

code-reviewdebugging-assistant

Author

OpenModels Community

@openmodelsrun