This page covers the legal requirements for the following websites and their respective subdomains:


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All content on this blog and its related websites, unless provided by third parties, is licensed under the Creative Commons (CC BY-NC-SA-ND 4.0) license

You are free to

  • Share — copy and redistribute the material in any medium or format

The licensor cannot revoke these freedoms as long as you follow the license terms.

Under the following terms

Responsible for the contents

according to § 55 Abs. 2 RStV and § 5 TMG

Steffen Vogel
Aureliusstr. 42
52064 Aachen

Telefon: +49 (0) 157 57180927


Content Liability

The contents of our pages were created with the utmost care. However, I can not guarantee the accuracy, completeness and timeliness of the content. As a service provider, I am responsible for our own content on these pages under the general laws according to § 7 paragraph 1 TMG. According to § 8 to 10 TMG, however, I am not obligated as a service provider to monitor transmitted or stored third-party information or to investigate circumstances that indicate illegal activity. Obligations to remove or block the use of information under the general laws remain unaffected. However, liability in this regard is only possible from the point in time at which a concrete infringement of the law becomes known. Upon becoming aware of corresponding violations of the law, I will remove this content immediately.

Our offer contains links to external websites of third parties, on whose contents I have no influence. Therefore, we can for these external contents also no guarantee. The respective provider or operator of the pages is always responsible for the content of the linked pages. The linked pages were checked for possible legal violations at the time of linking. Illegal contents were not recognizable at the time of linking. However, a permanent control of the contents of the linked pages is not reasonable without concrete evidence of a violation of the law. If we become aware of any infringements, we will remove such links immediately.

Privacy Policy

I believe in openness, privacy and 100% data ownership. Matomo’s mission is to liberate analytics and I am passionate about measuring for success. These core values are ingrained into everything I do here and that will never change. This Policy describes the information I collect from you, how I use that information and our legal basis for doing so. It also covers whether and how that information may be shared and your rights and choices regarding the information you provide to us.

Who I am

I am an individual who publishes short articles, blog posts and code around areas of my personal interest as a private activity. As such the websites which I operate to not pursue commercial interests.

What I Collect and Receive

In order for me to provide you the best possible experience on my websites, I need to collect and process certain information. Depending on your use of the Services, that may include:

  • Contact us via email — for example, when you ask for support, send me questions or comments, or report a problem, I will collect your name, email address, message, etc. I use this data solely in connection with answering the queries I receive.
  • Usage data — when you visit my site, I will store: the website from which you visited us from, the parts of my site you visit, the date and duration of your visit, your anonymised IP address, information from the device (device type, operating system, screen resolution, language, country you are located in, and web browser type) you used during your visit, and more. I process this usage data in Matomo Analytics for statistical purposes, to improve our site and to recognize and stop any misuse.

Opt-out of website tracking

Your Rights

You have the right to be informed of Personal Data processed by Matomo, a right to rectification/correction, erasure and restriction of processing. You also have the right to ask from us a structured, common and machine-readable format of Personal Data you provided to us. We can only identify you via your email address and we can only adhere to your request and provide information if we have Personal Data about you through you having made contact with us directly and/or you using our site and/or service. We cannot provide, rectify or delete any data that we store on behalf of our users or customers. To exercise any of the rights mentioned in this Privacy Policy and/or in the event of questions or comments relating to the use of Personal Data you may contact Matomo’s support team: In addition, you have the right to lodge a complaint with the data protection authority in your jurisdiction.


I do not use any subprocessors for offering the services my websites. The servers of these websites are operated by myself in Germany and under my full control.

Third party services I use

When you visit our websites, I may the following third party services which may collect personal data:

RecipientPurpose of processingLawful basisData location and securityPersonal data collected by the third partyPrivacy policy
YoutubeTo play videosLegitimate interestUSAIP addresslink
TwitterTo display embedded tweetsLegitimate interestUSAIP addresslink

Retention of data

I will retain your information as long as your account is active, as necessary to provide you with the services or as otherwise set forth in this Policy. I will also retain and use this information as necessary for the purposes set out in this Policy and to the extent necessary to comply with our legal obligations, resolve disputes, enforce our agreements and protect Matomo’s legal rights. I also collect and maintain aggregated, anonymized or pseudonymized information which I may retain indefinitely to protect the safety and security of our Site, improve our Services or comply with legal obligations.

Privacy Policy Changes

I may update this Policy from time to time. If I do, I’ll let you know about any material changes, either by notifying you on the website or by sending you an email.

Contact Me

You can contact me the details listed above, or via my contact form.

Reusing this Privacy Policy

Before reading further, please, note that I am not a lawyer and do not provide legal or business advice. You are welcome to reuse and be inspired by this Privacy Policy (published under license CC BY by after making sure it complies with the way your website tracks, uses and discloses users information. The accuracy, completeness, adequacy of this privacy policy cannot be warranted or guaranteed. Please use it at your own risk.