Hello, i just tested it and it's really cool! Do you have any idea about ActivityPub / XMPP PubSub gateways for interoperability? From a remote look, it appears mxtoot is a bot not a proper AP gateway, and bifrost doesn't support PubSub XEP which is used for microblogging/commenting. Supporting these protocols directly would also be an option, but i don't know an ActivityPub server that supports guest accounts (but X…
Making Cactus Comments work without javascript would require a backend server. Right now, the frontend is actually just a special-purpose Matrix client that interacts directly with Matrix homeservers.