Last updated: May 2026
1. Controller
Holger Nietzold · HN Digital Labs
Grumbacher Str. 23a · 01159 Dresden · Germany
Email: hello@hndl.build
2. Data We Collect
Purchase data
When you purchase a product, your transaction is processed by Lemon Squeezy as Merchant of Record. We receive only the information necessary to fulfil your order (email address, order details). We do not store payment card data. Lemon Squeezy's privacy policy applies to the checkout process: lemonsqueezy.com/privacy.
Server log files
Our hosting provider automatically collects and stores information in server log files, including browser type and version, operating system, referrer URL, hostname of the accessing computer, time of the server request, and IP address. This data cannot be attributed to specific persons and is not merged with other data sources. The legal basis is Art. 6 para. 1 lit. f GDPR (legitimate interests).
Email contact
If you contact us by email, we store your email address and message content to process your enquiry and for any follow-up questions. We delete this data once it is no longer required. The legal basis is Art. 6 para. 1 lit. b GDPR (contract performance) or Art. 6 para. 1 lit. f GDPR (legitimate interests).
3. No Tracking, No Cookies
This website does not use tracking cookies, analytics tools (e.g. Google Analytics), advertising pixels, or any third-party tracking technologies. No cookies are set by this website.
4. Hosting
This website is hosted by GitHub Pages / Cloudflare Pages. When you visit this site, your IP address and request data are processed by the hosting provider. Please refer to their privacy policies for details.
5. Your Rights
Under the GDPR, you have the following rights regarding your personal data:
- Right of access (Art. 15 GDPR)
- Right to rectification (Art. 16 GDPR)
- Right to erasure (Art. 17 GDPR)
- Right to restriction of processing (Art. 18 GDPR)
- Right to data portability (Art. 20 GDPR)
- Right to object (Art. 21 GDPR)
To exercise these rights, contact us at hello@hndl.build.
You also have the right to lodge a complaint with a supervisory authority. The competent authority for Saxony is:
Sächsischer Datenschutzbeauftragter, Devrientstraße 5, 01067 Dresden, Germany.
6. Data Retention
We retain personal data only as long as necessary for the purpose for which it was collected, or as required by law (e.g. tax records for 10 years under German law).
7. Changes to This Policy
We may update this privacy policy from time to time. The current version is always available at this URL. We recommend checking this page periodically.
8. Contact
For any privacy-related questions, contact:
hello@hndl.build