Privacy Policy

How we handle your data

1. Data Controller

The data controller responsible for this website is:

Kailar UG (haftungsbeschränkt)
Viererblock 18a
39326 Wolmirstedt, Germany
Email: kontakt@kailar.de

2. What Data We Collect

2.1 Website Visits

When you visit this website, our hosting provider (Coolify / Hetzner) automatically collects:

  • IP address (anonymized)
  • Date and time of access
  • Pages visited
  • Browser type and version
  • Referring website

This data is collected on the basis of Art. 6(1)(f) GDPR (legitimate interest in secure and efficient website operation). Server logs are deleted automatically after 30 days.

2.2 Purchase

When you purchase Nichts, we collect:

  • Name and email address
  • Payment information (processed by our payment provider)
  • GitHub username (for repository access)

This data is processed on the basis of Art. 6(1)(b) GDPR (performance of a contract).

3. How We Use Your Data

We use your personal data exclusively to:

  • Provide access to the Nichts source code repository
  • Deliver product updates during your license period
  • Respond to support inquiries
  • Comply with legal obligations (invoicing, tax records)

We do not use your data for marketing, profiling, or advertising. We do not sell your data to third parties.

4. Third-Party Services

Hosting

This website is hosted on Hetzner Online GmbH servers (Coolify). Hetzner is a German hosting provider and processes data within the EU. Hetzner Privacy Policy.

Payment Processing

Payments are processed by our payment provider. We do not store credit card numbers or bank details on our servers. The payment provider processes your data as an independent data controller.

GitHub

Product delivery happens through GitHub. When we grant you repository access, GitHub processes your account data under their own privacy policy. GitHub Privacy Statement.

Google Fonts

This website uses Google Fonts for typography. When you visit the site, your browser downloads font files from Google's servers. Google may process your IP address in connection with this. Google Privacy Policy.

5. Cookies

This website does not use cookies for tracking or analytics. No cookie consent banner is required because we don't set any cookies.

6. Data Retention

  • Server logs: 30 days
  • Customer data: Duration of the business relationship + statutory retention periods (typically 6–10 years for invoicing under German commercial law)
  • Email correspondence: Duration of the business relationship

7. Your Rights

Under the GDPR, you have the right to:

  • Access — request a copy of your personal data
  • Rectification — correct inaccurate data
  • Erasure — request deletion of your data ("right to be forgotten")
  • Restriction — limit processing of your data
  • Portability — receive your data in a machine-readable format
  • Objection — object to processing based on legitimate interest

To exercise any of these rights, contact us at kontakt@kailar.de.

8. Right to Complain

If you believe your data protection rights have been violated, you have the right to lodge a complaint with a supervisory authority. The responsible authority for our company is:

Landesbeauftragter für den Datenschutz Sachsen-Anhalt
Leiterstraße 9, 39104 Magdeburg
datenschutz.sachsen-anhalt.de

9. Changes to This Policy

We may update this privacy policy from time to time. The current version is always available on this page. Last updated: February 2026.

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