People from that circle were proposing the idea of creating 'black lists' to make people unemployable for political reasons; they managed to get Brendan Eich expelled from Mozilla; they're pushing for "Codes of conducts", which again aim at expelling people from open source communities for political reasons - eg things they said in completely unrelated places, like their own Twitter feeds (see "Opalgate").
Also see PronounGate, DongleGate, past scandals at Github (meritocracy rug, Julie-Ann Horvath departure), discussions/scandals around CoC/"Contributor Covenant", etc etc etc.