Cookies
Last updated: April 2026
How we use cookies
We use only strictly-necessary cookies on this site. We do not use analytics cookies, advertising cookies, or any tracking cookies. The privacy-friendly analytics we use (Umami, self-hosted) is cookieless and requires no consent banner.
First-party cookies (strictly necessary)
These cookies are required for the site to function correctly. They do not require consent under ePrivacy because they are strictly necessary for delivering the service the user has requested.
- gpm_localeStores your language preference so the site loads in the correct locale on subsequent visits.Lifetime: 365 days
- sessionAuthenticates logged-in users. Set after login or signup; cleared on logout.Lifetime: Session-bound (typically up to 30 days)
Third-party operational cookies
Cloudflare provides bot protection and DDoS mitigation for our site. It may set strictly-necessary operational cookies on your browser; these are required for the site to remain reachable and resistant to abuse.
- cf_clearanceSet by Cloudflare to confirm the visitor passed the bot-detection challenge. Strictly necessary for site operation.Lifetime: 30 days (Cloudflare default) · Provider: Cloudflare, Inc.
- __cf_bmSet by Cloudflare Bot Management to distinguish humans from bots and to apply abuse / DDoS protection at the edge. Strictly necessary for site security.Lifetime: 30 minutes (Cloudflare default) · Provider: Cloudflare, Inc.
Analytics - no cookies
We use Umami (self-hosted, first-party, cookieless) for privacy-friendly site analytics. Umami does not set any cookies and does not track individual users across sessions or devices. No consent banner is required.
How to clear cookies
You can clear cookies any time via your browser settings. See your browser's documentation: Chrome - settings → Privacy and security; Firefox - settings → Privacy & Security; Safari - Preferences → Privacy.