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Privacy Policy

Last update: February 03, 2026

1. Introduction

Docker Heatmap ("we", "us", or "our") respects your privacy and is committed to protecting your personal data. This privacy policy will inform you as to how we look after your personal data when you visit our website and tell you about your privacy rights and how the law protects you.

2. The Data We Collect

We collect and process the following data:

  • GitHub Account Information: To manage your account, we collect your GitHub username, avatar URL, and internal GitHub ID when you sign in.
  • Docker Hub Information: To generate your activity heatmap, we store your Docker Hub username and the Read-only access token you provide.
  • Activity Data: We fetch and store metadata about your public Docker Hub activity (pushes, tags, etc.) to generate the visualizations.

3. How We Use Your Data

We use your data only for the following purposes:

  • To provide and maintain our Service.
  • To generate and serve your custom Docker activity heatmaps.
  • To manage your account and authentication via GitHub.

4. Data Security

We prioritize the security of your data. Your Docker Hub Access Tokens are **encrypted at rest** using industry-standard AES-256 encryption. We specifically recommend providing **Read-only** tokens to minimize security risks.

5. Third-Party Services

We interact with the following third-party services:

  • GitHub: For authentication and user profiles.
  • Docker Hub: To fetch your repository activity metadata.

6. Contact Us

If you have any questions about this Privacy Policy, you can contact us via our GitHub repository.