PsiTransfer is a simple open source self-hosted file sharing solution.

Is PsiTransfer open source?

Yes. PsiTransfer is open source under the BSD-2-Clause licence. Its source code is on GitHub at psi-4ward/psitransfer and is written mainly in JavaScript.

Yes. PsiTransfer is open source, so the software itself is free to use.

Can I self-host PsiTransfer?

Yes. PsiTransfer can be self-hosted on your own server or infrastructure.

What is PsiTransfer an alternative to?

PsiTransfer is an open-source alternative to Dropbox and WeTransfer. Other open-source alternatives to Dropbox include Quickshare, YouTransfer and Syncthing.

Is PsiTransfer actively maintained?

The most recent commit to PsiTransfer was on 2 June 2026, and the latest release is v2.4.4, published on 2 June 2026. The project has 2k stars on GitHub.

PsiTransfer: open-source alternative to Dropbox, WeTransfer

About PsiTransfer

Simple open source self-hosted file sharing solution.

Built with: JavaScript tools
Tags: upload; file-sharing; transfer-files; pastebin

PsiTransfer: questions and answers

What is PsiTransfer?: PsiTransfer is a simple open source self-hosted file sharing solution.
Is PsiTransfer open source?: Yes. PsiTransfer is open source under the BSD-2-Clause licence. Its source code is on GitHub at psi-4ward/psitransfer and is written mainly in JavaScript.
Is PsiTransfer free?: Yes. PsiTransfer is open source, so the software itself is free to use.
Can I self-host PsiTransfer?: Yes. PsiTransfer can be self-hosted on your own server or infrastructure.
What is PsiTransfer an alternative to?: PsiTransfer is an open-source alternative to Dropbox and WeTransfer. Other open-source alternatives to Dropbox include Quickshare, YouTransfer and Syncthing.
Is PsiTransfer actively maintained?: The most recent commit to PsiTransfer was on 2 June 2026, and the latest release is v2.4.4, published on 2 June 2026. The project has 2k stars on GitHub.