Regex Tester is a comprehensive tool for testing and validating regular expressions. It supports multiple operations (test, match, search, replace, split) with detailed performance analysis and pattern suggestions.

The Regex Tester API provides a simple, reliable way to integrate regex tester functionality into your applications. Built for developers who need production-ready regex tester capabilities without the complexity of building from scratch.

View API Details →

Available on:

async function callRegexTesterAPI() {
    try {
        const requestBody = {
    "pattern": "\\d{3}-\\d{2}-\\d{4}",
    "text": "My SSN is 123-45-6789 and my friend's is 987-65-4321",
    "flags": "g"
};

        const response = await fetch('https://api.apiverve.com/v1/regextester', {
            method: 'POST',
            headers: {
                'x-api-key': 'YOUR_API_KEY_HERE',
                'Content-Type': 'application/json'
            },
            body: JSON.stringify(requestBody)
        });

        const data = await response.json();
        console.log(data);
    } catch (error) {
        console.error('Error:', error);
    }
}

callRegexTesterAPI();

curl -X POST "https://api.apiverve.com/v1/regextester" \
  -H "x-api-key: YOUR_API_KEY_HERE" \
  -H "Content-Type: application/json" \
  -d '{
    "pattern": "\\d{3}-\\d{2}-\\d{4}",
    "text": "My SSN is 123-45-6789 and my friend'\''s is 987-65-4321",
    "flags": "g"
}'

Get your API key: https://apiverve.com

📁 For more examples, see the examples folder

Choose your preferred programming language:

npm install @apiverve/regextester

View NPM Package → | Package Code →

dotnet add package APIVerve.API.RegexTester

View NuGet Package → | Package Code →

pip install apiverve-regextester

View PyPI Package → | Package Code →

gem install apiverve_regextester

View RubyGems Package → | Package Code →

composer require apiverve/regextester

View Packagist Package → | Package Code →

dart pub add apiverve_regextester

View pub.dev Package → | Package Code →

implementation 'com.github.apiverve:regextester-api:1.0.0'

Package Code →

go get github.com/apiverve/regextester-api/go

Package Code →

• 🏠 API Home: Regex Tester API
• 📚 API Reference: docs.apiverve.com/ref/regextester
• 📖 OpenAPI Spec: openapi.yaml
• 💡 Examples: examples/

The Regex Tester API is commonly used for:

• Web Applications - Add regex tester features to your frontend or backend
• Mobile Apps - Native SDKs for Android development
• Automation - Integrate with n8n, Zapier, or custom workflows
• SaaS Products - Enhance your product with regex tester capabilities
• Data Pipelines - Process and analyze data at scale

All requests require an API key in the header:

x-api-key: YOUR_API_KEY_HERE

Get your API key: https://apiverve.com

All responses are JSON with this structure:

{
  "status": "ok",
  "data": { ... }
}

• 🏠 API Home: Regex Tester API
• 💬 Support: https://apiverve.com/contact
• 🐛 Issues: GitHub Issues
• 📖 Documentation: https://docs.apiverve.com
• 🌐 Website: https://apiverve.com

We welcome contributions! Please see CONTRIBUTING.md for guidelines.

For security concerns, please review our Security Policy.

This project is licensed under the MIT License - see the LICENSE file for details.

Built with ❤️ by APIVerve

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