There are 2 repositories under private-browsing topic.
Do you think you are safe using private browsing or incognito mode?. :smile: :imp: This will prove that you're wrong. Previously hosted at nothingprivate.ml
DuckDuckGo iOS Application
JavaScript detection of Incognito & other private browsing modes on Chrome, Edge, Safari, Brave, Firefox, Opera and MSIE.
Javascript Code to Detect Private or Incognito Browsing (with Bot detector) and Paywall
https://jlynx.github.io/PrivateWindowCheck/
Compare different privacy-oriented browsers and find the best private browser(s) for your use.
blockerDNS Ad & Tracker Blocking Google Chrome Extension
adds menu item to Firefox to privately search selected text
blockerDNS Ad & Tracker Blocking Firefox Extension
A Gruvbox theme for Firefox, implemented through chrome CSS - includes Private Browsing only file
Disable private browsing (incognito mode) permanently in Firefox (Ubuntu 20.04)
blockerDNS Ad & Tracker Blocking Microsoft (Chromium) Edge Extension
Cloudflare WARP but unblocked.