Pathogen Evolution Screensaver
The Pathogen Evolution screensaver shows the live phylogenetic builds public-health teams maintain on Nextstrain: which viruses and bacteria are being tracked right now, and which genes or segments each build covers. It's free, runs in your browser, and ESC exits.
How the Pathogen Evolution screensaver works
The saver reads Nextstrain directly in your browser — no key and no account.
The live phylogenetic builds public-health teams maintain on Nextstrain: which viruses and bacteria are being tracked right now, and which genes or segments each build covers..
It refreshes on a schedule, so what you see stays current.
Colours can be changed in settings; nothing is stored beyond your own browser.
A worked example
The live phylogenetic builds public-health teams maintain on Nextstrain: which viruses and bacteria are being tracked right now, and which genes or segments each build covers.
Settings & tips
- Accent and Background recolour the display.
- Data comes straight from Nextstrain in your browser.
- Press ESC to leave fullscreen.
Frequently asked questions
- Is this real data?
- Yes — it comes from Nextstrain and is refreshed on a schedule.
- Is a key needed?
- No. This source is fully key-less.
- Is it free?
- Yes — free, no download, in your browser.