Maybe Tor to some degree? The design doc is full of references regarding fingerprinting and "fingerprinting anonymity/reduction" itself is mentioned explicitly

Maybe Tor to some degree? The design doc is full of references regarding fingerprinting and "fingerprinting anonymity/reduction" itself is mentioned explicitly within the adversaries chapter. https://www.torproject.org/projects/torbrowser/design/ https://www.torproject.org/projects/torbrowser/design/