- Web Wormhole https://webwormhole.io/ https://github.com/saljam/webwormhole
- ToffeeShare https://toffeeshare.com/
- FilePizza https://file.pizza/
- ShareDrop https://www.sharedrop.io/ https://github.com/szimek/sharedrop
- A clone SnapDrop https://snapdrop.net/ https://github.com/RobinLinus/snapdrop
- A fork PairDrop https://pairdrop.net/ https://github.com/schlagmichdoch/pairdrop
- A clone SnapDrop https://snapdrop.net/ https://github.com/RobinLinus/snapdrop
- Instant.io https://instant.io/
- FileTC https://file.tc/
- Send Anywhere https://send-anywhere.com/
- Just Beaam it https://www.justbeamit.com/
- Peermesh https://perguth.de/peermesh https://github.com/perguth/peermesh
- drop.lol https://drop.lol/ https://github.com/mat-sz/filedrop
- rDrop https://rdrop.link/
- Blaze https://blaze.vercel.app/ https://github.com/blenderskool/blaze
- SendFiles https://sendfiles.dev/ https://github.com/jchorl/sendfiles
- Katana https://sekky61.github.io/Katana/ https://github.com/Sekky61/Katana
- FileLove https://file.love/ https://github.com/midzer/filelove
- Filegogo https://send.22333.fun/ https://github.com/a-wing/filegogo
- Peertransfer https://github.com/perguth/peertransfer https://perguth.de/peertransfer/
- Yt2fb.in https://yt2fb.in/file-transfer/
- P2P File Transfer https://chidokun.github.io/p2p-file-transfer/ https://github.com/chidokun/p2p-file-transfer
- P2P File Transfer https://webbrowsertools.com/p2p-file-transfer/ https://github.com/leocompson/p2p-file-transfer
- NeighborHoodShare https://neighbor-share.vercel.app/ https://github.com/dikshantrajput/neighborHoodShare
- Vegh https://vegh.netlify.app/ https://github.com/veghfile
- Test which of these tools can send very large (10GB+) files without freezing/crashing the browser.
- croc https://github.com/schollz/croc
- p2pcopy https://github.com/psantosl/p2pcopy
- pcp https://github.com/dennis-tra/pcp
- wormhole-william https://github.com/psanford/wormhole-william
- Wush https://github.com/coder/wush
(Updated the list based on comments. Only keeping p2p tools)
A quick google turned this up https://www.metered.ca/tools/openrelay/ There might be some p2p tools out there that are using this.