Shifter

T

transfer.sh

github.com

Easy file sharing from the command line.

O

OnionShare

github.com

Securely and anonymously share a file of any size.

Z

Zipline

github.com

A lightweight, fast and reliable file sharing server that is commonly used with ShareX, offering a react-based Web UI and fast API.

Y

Yopass

github.com

Secure sharing of secrets, passwords and files.

P

PicoShare

github.com

Minimalist, easy-to-host service for sharing images and other files.

G

Gokapi

github.com

Lightweight server to share files, which expire after a set amount of downloads or days. Similar to the discontinued Firefox Send, with the difference that only the admin is allowed to upload files.