Hercules

One-Minute Overview#

Hercules is a revolutionary open-source testing agent that transforms simple Gherkin steps into fully automated end-to-end tests without writing any code. Whether you're working with complex platforms like Salesforce or running tests in your CI/CD pipeline, Hercules adapts to your needs and handles all the details. It provides every team with a "testing hero," democratizing high-quality test automation that's no longer limited to elite teams.

Core Value: Makes testing simple and reliable without requiring coding skills to create and maintain complex test suites.

Getting Started#

Installation Difficulty: Medium - Requires Python environment and some configuration

# Install Hercules
pip install testzeus-hercules

# Install Playwright and its dependencies
playwright install --with-deps

Is this suitable for me?

• ✅ Complex Web Applications: Especially those with frequent changes and complex features
• ✅ CI/CD Integration: Can seamlessly integrate into existing development workflows
• ✅ Cross-Platform Testing: Supports hard-to-test platforms like Salesforce
• ❌ Simple Static Websites: May be overkill for very simple websites

Core Capabilities#

1. Codeless Test Execution - Solving test script maintenance challenges#

• Transforms simple Gherkin steps into fully automated end-to-end tests without writing any code Actual Value: Significantly reduces test maintenance costs and enables non-technical staff to create test cases

2. Multi-Type Test Support - Solving comprehensive quality assurance needs#

• Supports various testing types including UI, API, Security, Accessibility, and Visual validations Actual Value: One-stop solution for all quality testing needs, eliminating the need for multiple testing tools

3. Natural Language Testing - Solving technical barrier issues#

• Allows writing test cases in natural language, which are then converted to executable tests by AI Actual Value: Enables business analysts and product managers to participate in test case creation

4. Python Sandbox Execution - Solving complex testing scenario requirements#

• Execute custom Python scripts directly from Gherkin tests with full Playwright API access Actual Value: Handles complex business logic and advanced selector strategies for more flexible test automation

5. Multi-AI Model Support - Solving cost and flexibility needs#

• Supports multiple AI models including OpenAI, Anthropic, Gemini, etc., allowing selection based on needs Actual Value: Optimizes costs while maintaining test quality, adapting to different budgets and requirements

Technology Stack and Integration#

Development Language: Python Key Dependencies: Playwright, various AI model APIs Integration Method: CLI tool, Python library

Maintenance Status#

• Development Activity: High - Project has continuous updates and feature enhancements
• Recent Updates: Recent feature additions including Python sandbox execution and multi-AI model support
• Community Response: Active maintenance with Slack community, comprehensive video tutorials, and documentation

Documentation and Learning Resources#

• Documentation Quality: Comprehensive - Provides detailed installation guides, configuration options, and API documentation
• Official Documentation: README and Run Guide in GitHub repository
• Sample Code: Complete test case examples and Python script samples provided

Usage Guide#

Basic Command#

testzeus-hercules --input-file opt/input/test.feature --output-path opt/output --test-data-path opt/test_data --llm-model gpt-4o --llm-model-api-key sk-proj-xxxxxxx

Key Parameters#

• --input-file: Path to Gherkin feature file
• --output-path: Output directory path (contains results and reports)
• --test-data-path: Test data directory path
• --project-base: Project base directory path (optional)
• --llm-model: Name of AI model to use (recommended gpt-4o)
• --llm-model-api-key: API key for the AI model

Environment Variables#

• BROWSER_TYPE: Browser type (chromium, firefox, webkit)
• HEADLESS: Run in headless mode (true/false)
• BROWSER_RESOLUTION: Browser window resolution (format: width,height)
• RECORD_VIDEO: Record test execution videos (true/false)
• TAKE_SCREENSHOTS: Take screenshots during tests (true/false)