LocalSend is not exactly an alternative to AirDrop. In LocalSend, two devices must be connected to the same LAN to share files with each other. In AirDrop, no LAN connection is necessary. Files are transferred directly between devices, similar to Bluetooth file sharing between devices.

What's the diffrence from KDE Connect?

are you reposting the post just before this one?

Works well, but struggeled when I tried sending 100+ files or a 80gb files folder. Don't know if my phone was the limitation factor, but the app crashed.

But a very cool software to easily and fast share some files!

Yup. Been using it. Like it. Between my tablet and phone.

Oooh that's going to be really handy.

Would this work to send files to my iPad from my Linux desktop? Because I'm still looking for a good way to do this.

Was already posted about in this group just a few hours before - https://beehaw.org/post/7621751. Always worth doing a quick search before posting.