Sharedrop
Sharedrop provides straightforward P2P file transfer directly between browsers using WebRTC. It's an effective, server-less solution for quick, ad-hoc file sharing, much like a web-based AirDrop.
OnionShare is an open-source tool for private P2P filesharing via Tor, also enabling anonymous website hosting and chat. It's a solid choice for secure, ephemeral communication.
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