Privacy Policy

This policy decribes how – Petites Singularités or :ps: for short – collects and uses data about you.


What is Petites Singularités?

:ps: is a non-profit association registered in Belgium and interested in collective practices and free software. You can read our statutes (in French). This site is a Discourse instance and our main online working tool.

How does :ps: collect data about me?

:ps: collects data about you when:

  • you browse this site
  • you create and use an account here
  • you post, send private messages, and otherwise participate in :ps:.

:ps: do not buy or otherwise receive data about you from data brokers or any other third parties.

What data does :ps: collect about me, and why?

Petites Singularités collect data about visits to forums.

When you visit this site, whether you have an account or not, the forum uses cookies, server logs, and other methods to collect data about what pages you visit and when.

:ps: use data about how you use the website to:

  • optimize the forum, so that it’s quick and easy to use
  • diagnose and debug technical errors
  • defend the forum from abuse and technical attacks
  • compile statistics on forum and topic popularity
  • compile statistics on the kinds of software and computers visitors use

:ps: usually stores access data for 2 weeks. These data do not contain your IP information, but if you are logged in, it contains your username. In special circumstances, like extended investigations about technical attacks, :ps: may preserve log data longer, for analysis.

Petites Singularités collect account data.

Many features of :ps: require a forum account. For example, to post and reply to topics.

To sign up for a forum account, :ps: requires a username and a valid email address. Your name is optional and may be a pseudonym, no questions asked.

:ps: use your account data to identify you on the forum, and to create pages specific to you, like your profile page. Some parts of :ps: are public, so some of your account data is published on the Internet.

:ps: use your email address to:

  • notify you about posts and other activity on the forum
  • reset your password and help keep your account secure
  • contact you in special circumstances related to your account
  • contact you about any legal requests that may occur.

You may provide additional data for your account, like a short biography, your location, or your birthday, on the profile settings page for your account. :ps: makes that data available to others who can access the forum. You don’t have to provide this additional information, and you can erase it at any time.

:ps: stores your account data as long as your account remains open.

Petites Singularités collect data about posts and other activity on the forum.

:ps: collect the content of your posts, plus data about bookmarks, likes, and links you follow in order to share that data with others, through the forum. :ps: publishes your activity.

:ps: also collects data about private messages that you send through the forum. :ps: makes private messages available to senders and their recipients, and also to forum administrators.

:ps: stores your posts and other activity as long as your account remains open.

How can I make choices about data collection?

You can make choices about how data about you is used on the settings page for your account. When a forum uses access restrictions that vary by category, you can choose who will see your post by choosing the appropriate category.

:ps: does not respond to the Do Not Track HTTP header.

Where does :ps: store data about me?

:ps: stores your data on Hetzner’s servers in Germany.

Does :ps: comply with the EU General Data Protection Regulation?

Yes! And we’re quite happy about this. :ps: respects privacy rights under Regulation (EU) 2016/679, the European Union’s General Data Protection Regulation (GDPR). Information that GDPR requires :ps: to give can be found throughout this privacy notice. So can information about specific rights, like access, rectification, erasure, data portability, and objection to automated decision-making.

Where can I access data about me?

You can see your account data at any time by visiting your account page on the forum. Your account page also lists your posts and other activity on the forum.

Your account activity page also includes a link to download all of your activity in standard comma-separated values format.

How can I change or erase data about me?

You can change your account data at any time by visiting the profile settings page for your account. The settings for a particular forum may also allow you to close your account, on the settings page for your account. Closing your account starts a process of erasing or anonymizing :ps: records of data you provided for your account. Forum administrators can also erase and anonymize accounts.

Depending on the settings for your particular forum, you may also be able to edit, anonymize, or erase your posts. When you edit posts, :ps: will keep all versions of your posts. Forum administrators can view old versions of posts, and optionally make them visible to other forum visitors.

Does :ps: make automated decisions based on data about me?

:ps: uses data about posts and activity to set trust levels automatically.

Depending on how administrators of your forum configure the forum, the forum may use data about your posts and activity to award you badges and calculate a trust level for your account. Your trust level may affect how you can participate in the forum, such as whether you can upload images, as well as give you access to moderation and management powers in the forum. Your trust level therefore reflects forum administrators’ confidence in you, and their willingness to delegate community management functions, like moderation.

If you think your trust level has been set incorrectly, contact an administrator of your forum. They can manually adjust the trust level of your account.

Does :ps: share data about me with others?

:ps: shares account data with others as mentioned in the section about account data.
:ps: shares data about your posts and other forum activity with others as mentioned in the section about forum activity data.

:ps: does not sell or give information about you to other companies or services. However, :ps: do use services from third parties: the companies behind those services may collect data about you on their own, for their own purposes. Some of these services may be used to collect information about your online activities across different websites.

Service Privacy Notice Description
Hetzner Online GMBH Hosts :ps: and stores backups.

Other individuals and companies may also reuse data about you that :ps: publishes, such as your posts to public forums.

You can send questions and complaints to:

“Petites Singularités” <>

We also discuss our Terms of Service, including this Privacy Policy, collectively on this platform.

For complaints under the GDPR, European Union users may lodge complaints with their local data protection supervisory authorities.

What if this privacy notice changes?

This version of :ps: privacy notice took effect on November 11, 2018.

:ps: maintains this privacy policy at

We also discuss our Terms of Service, including this Privacy Policy, collectively on this platform, in an open and transparent process: all changes are announced there.

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