Privacy
A minimal website with local tools and no advertising trackers.
Website use
This edition does not add advertising trackers or analytics cookies. Fonts, styles, images and calculation code are served with the site. A theme preference may be stored locally in your browser.
Calculation inputs
Calculator inputs are processed on your device. The website does not upload or retain those values.
Requests and security
Hosting and network providers process connection data, such as IP addresses and request information, to deliver and secure the website. Cloudflare is used for DNS and delivery protection.
Enquiries sent to [email protected] are forwarded to the editorial mailbox and processed to answer the enquiry. Avoid sending confidential or sensitive information. Contact the same address for a privacy request.
External links
Repositories and other linked websites apply their own privacy policies when you visit them.
Updated 2026-10-23.