https://github.com/search?q=eigentrust&type=

https://github.com/badfell0w/graphx-eigentrust/blob/master/EigenTrust.scala

https://ieeexplore.ieee.org/abstract/document/1318566

honestpeer
https://www.sciencedirect.com/science/article/pii/S1319157815000440

https://github.com/djelenc/alpha-testbed

https://arxiv.org/abs/1906.05793

Does this have anything in it?
https://github.com/paritytech/substrate

https://forum.nem.io/t/eigentrust-reputation-system/875

This is great, full summary of different reputation systems.
https://github.com/jangerritharms/reputation_systems

maybe usable ET impl?
https://github.com/AdamColton/trustGraph