Cookie Policy

Last updated: January 10, 2026

1. What Are Cookies

Cookies are small text files that are stored on your device when you visit a website. They are widely used to make websites work more efficiently and provide information to website owners. Cookies help us remember your preferences and improve your browsing experience.

2. How We Use Cookies

PyLucid uses cookies for the following purposes:

Essential Cookies

These cookies are necessary for the website to function properly.

Cookie Name Purpose Duration
csrftoken Security token to prevent CSRF attacks 1 year
sessionid Session management 2 weeks

Functional Cookies

These cookies remember your preferences and choices.

Cookie Name Purpose Duration
darkMode Remembers your dark/light theme preference Persistent
cookieConsent Remembers your cookie consent choice 1 year

3. Local Storage

In addition to cookies, we use browser local storage to save your preferences. Local storage is similar to cookies but allows for larger amounts of data to be stored. We use local storage for:

  • Theme preference (dark/light mode)
  • Cookie consent status

4. Third-Party Cookies

We use third-party services that set their own cookies:

Advertising Cookies (Google AdSense)

We use Google AdSense to display advertisements. Google uses cookies to serve ads based on your visits to this and other websites.

Cookie Name Purpose Provider
_ga, _gid Analytics and tracking Google
IDE, DSID Ad personalization Google DoubleClick
NID Preferences and ad customization Google

You can opt out of personalized advertising at Google Ads Settings.

  • Plotly CDN: For loading interactive chart libraries
  • HTMX CDN: For dynamic page functionality

These services may collect anonymized usage data. Please refer to their respective privacy policies for more information.

5. Managing Cookies

You can control and manage cookies in several ways:

Browser Settings

Most browsers allow you to manage cookie settings. You can:

  • View and delete existing cookies
  • Block all cookies or only third-party cookies
  • Set preferences for specific websites

Here are links to cookie management instructions for common browsers:

6. Impact of Disabling Cookies

If you disable cookies, some features of our website may not function properly. For example:

  • Your theme preference (dark/light mode) may not be saved
  • You may see the cookie consent banner repeatedly

7. Updates to This Policy

We may update this Cookie Policy from time to time to reflect changes in our practices or for other operational, legal, or regulatory reasons. Please revisit this page periodically to stay informed about our use of cookies.

8. Contact Us

If you have any questions about our use of cookies, please contact us through our Ko-fi page.