API Sentinel — DeveloperOS Flagship

Standalone in-memory API mock server, schema contract validator, and route simulation suite.

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🚀 Live Application: https://devos-api-sentinel.streamlit.app

🖥️ Interface Preview

┌─────────────────────────────────────────────────────────────┐
│ 🛡️ API Sentinel — Route Simulator & Contract Validator     │
│ [POST] /v1/auth/token -> 200 OK (application/json)          │
│ Header verification: Bearer Token | Latency Simulator: 20ms │
└─────────────────────────────────────────────────────────────┘

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🌟 Application Overview & Features

• Client-Side & Offline-First: All data is processed in-memory. Zero server logging or third-party telemetry.
• Decoupled Business Logic: Pure algorithm implementations isolated from the user interface.
• DeveloperOS Design System: Official styling, dark theme, and accessible contrast compliance.
• Single-Click Exports: Copy outputs directly to clipboard or download formatted artifacts.

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🚀 Local Setup & Installation

1. Prerequisites

• Python 3.12+ (or modern browser/node runtime for web frontends)
• Standard development tools (git, pip)

2. Quickstart

# Clone the repository
git clone https://github.com/developerOSindia/api-sentinel.git
cd api-sentinel

# Install dependencies (if applicable)
pip install -r requirements.txt

# Run the local application
streamlit run app.py

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🧪 Automated Testing

Run the automated test suite locally:

python3 -m unittest discover -s tests

Continuous integration runs on every push and pull request via GitHub Actions.

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🚢 Deployment Guidelines

This project is configured for standalone deployment to: Streamlit Community Cloud / Docker (https://api-sentinel.developeros.in)

For containerized environments, standard Dockerfiles and Compose configurations are supported.

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🔒 Security & Privacy

This application processes all user input strictly in-memory with zero persistence:

• Read our full Security Policy
• For vulnerability reports, contact: security@developeros.in

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🤝 Contributing

Contributions are warmly welcomed! Please read our Contributing Guidelines and check out open issues.

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🏷️ Recommended GitHub Topics

When configuring this repository on GitHub, apply these topics: api-mocking api-testing contract-testing http-inspection developer-tools streamlit developeros

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📜 License & Ecosystem

Distributed under the MIT License. See LICENSE for details.

• Live Application: https://devos-api-sentinel.streamlit.app
• Main Website: https://developeros.in
• Tools Portal: https://toolkit.developeros.in
• GitHub Organization: https://github.com/developerOSindia