Privacy Policy privacy policy — what data we collect, how we collect it and what we do with this data.

This website is operated by Throughout the site and this page, the terms “we”, “us” and “our” refer to "you", "the user" refer to the person(s) using website and provided APIs.

What information do we collect?

Here we describe what information we collect, what we use it for, which third parties we use to help us and give links to the privacy policies of those third parties for you to read:

  • we track and store anonymized usage behavior such as which links are clicked on so we can optimize the services we provide to you. We use Google Analytics with anonymized IP for this:

  • We use Crisp to provide livechat functionality to provide support:

  • To manage payments, we use Paddle who will store your payment details:

  • If you contact us via email or any other communication channel, we may store your email address and name and contact you back about our services with relevant information.

  • We use RunKit to provide interactive code playgrounds:

  • To keep track of which users should have access to paid versions of our services and to handle API authentication and authorization, we store user details provided by Paddle such as email address, name, subscription details and IP address in Cloudflare KV data store:

Unless specified otherwise, all data requested by is mandatory and failure to provide this data may make it impossible for us to provide our services. In cases where website specifically states that some data is not mandatory, users are free not to communicate this data without consequences to the availability or the functioning of the service. Users who are uncertain about which personal data is mandatory are welcome to concact us at [email protected].

We may publicly display aggregated anonymous data to help communicate what we know about how our services are typically used.

When you provide us with personal information to make a purchase or return a purchase, we imply that you consent to us collecting this information and using it for that specific reason only.

If we ask for your personal information so that we can send you communications in the future, we will either ask you directly for your expressed consent or provide you with an opportunity to say no.

If you wish to withdraw the consent you have given to us to collect, store or use your information, please contact us at [email protected].


We may disclose your personal information if we are required by law to do so or if you violate our Terms of Service.

Third-party services

Third-party providers will collect, use and disclose your information to the extent necessary to allow them to perform the services they provide to us. Third-party service providers have their own privacy policies in respect to the information we are required to provide to them. For these providers, we recommend that you read their privacy policies so you can understand the manner in which your personal information will be handled by these providers.

In particular, remember that certain providers may be located in or have facilities that are located in a different jurisdiction than either you or us. Your information may become subject to the laws of the jurisdiction(s) in which a third party service provider or its facilities are located.

Once you leave our website or are redirected to a third-party website or application, you are no longer governed by this Privacy Policy or our website’s Terms of Service.

When you click on links that appear in any of the content we provide to you, those links may direct you to third party sites. We are not responsible for the privacy practices of other sites and encourage you to read their privacy statements.


To protect your personal information, we take reasonable precautions to make sure it is not inappropriately lost, misused, accessed, disclosed, altered or destroyed.


Our website uses cookies to track anonymized usage behavior and to personalize content.

Retention of Personal Information

We retain personal information that you provide us as long as we consider it potentially useful in contacting you about our services, or as needed to comply with our legal obligations, resolve disputes and enforce our agreements.

By using website and services, you represent that you are at least the age of majority in your state or province of residence, or that you are the age of majority in your state or province of residence and you have given us your consent to allow any of your minor dependents to use this site.

Changes to this privacy policy

We reserve the right to modify this privacy policy at any time, so please review it frequently. Changes and clarifications will take effect immediately upon their posting on the website. If we make material changes to this policy, we will notify you here that it has been updated, so that you are aware of what information we collect, how we use it, and under what circumstances, if any, we use and/or disclose it.

If we are acquired or merged with another company, your information may be transferred to the new owners.

Questions and contact information

If you would like to access, correct, amend or delete any personal information we have about you, register a complaint, or simply want more information you should email us at [email protected].