Oghmium (oghmium.com) sets no cookies and uses no tracking. It only uses your browser's local storage to remember your choices, and only after you have made a choice in the consent dialog.
What is stored
| Name | Purpose | Type |
|---|---|---|
| mo2_consent | Remembers your answer to the consent dialog | Necessary |
| mo2_theme, mo2_mode, mo2_accent, mo2_corners | Theme, light/dark mode, colour and corner style | Preferences |
| mo2_split_*, sp_lw, sp_ch, bk_lw, ref_lw_* | Panel sizes you dragged | Preferences |
| mo2_faunist, mo2_herbclade, mo2_oreclade, mo2view | Calculator and chart options | Preferences |
| pretty_ok, mo2_ifail (session only) | Short page addresses and skipping missing images during this visit | Necessary |
With Only necessary, preference values only last until you close the page.
Third-party requests
Google Fonts is loaded only if you choose Accept all. Google may then receive your IP address. No other third-party content is loaded.
Change your choice
Open Settings (the gear, top right) → Privacy settings, or clear this site's data in your browser. Last updated: 30 October 2026.