hashtree is described as 'Content-addressed filesystem on Nostr. Merkle roots can be published to get mutable npub/tree/path addresses. Data is chunked, optionally encrypted by default (CHK), and works with Blossom-compatible storage and WebRTC fetches' and is an app in the file sharing category. There are more than 10 alternatives to hashtree for a variety of platforms, including Windows, Linux, Web-based, Mac and Android apps. The best hashtree alternative is Send, which is both free and Open Source. Other great apps like hashtree are OnionShare, RetroShare, Wormhole and iyox Wormhole.
Secure file sharing tool with end-to-end encryption and auto-expiring links. Forked from Firefox Send, it's now self-hostable and compatible with ffsend CLI. Share files up to 2.5GB privately and securely, knowing they won't stay online forever.
Netherlands
EU
Enables secure and anonymous file sharing, website hosting, and private chat using local onion services via Tor. Runs a direct web server on your device; no third-party servers or user registration required. Links are password-protected and must be accessed via Tor Browser.
United States
Open source, decentralized platform enabling encrypted chat, secure voice and video calls, anonymous file sharing with swarming, censorship-resistant forums, channels, link sharing, and offline messaging. Uses OpenPGP and OpenSSL for robust privacy and security.
Private file sharing platform with end-to-end encryption & auto-expiring links. Generates links in under 2 seconds with peer-to-peer transfers. Additional features include QR codes, multi-language support & custom expiration settings. Supports Tor Browser & clipboard file sharing.
United States
Allows secure, high-speed file transfers across multiple devices on a local network, requires installation on each device, supports auto-detection, port selection, custom codes, and offers a themeable, easy-to-use interface requiring no server configuration.
IrelandEU
Secure file transfer platform with end-to-end encryption. It supports any file size, parallel uploads, and asynchronous transfer. Files are stored securely in Switzerland and deleted after 7 days, with a one-time download link provided after transfer, ensuring maximum security and compliance.
Switzerland
Secure data transfer software that allows users to transfer files between computers. It uses a Password Authenticated Key Exchange (PAKE) for end-to-end encryption and generates single-use codes for the transfer. The 'wormhole' command-line tool facilitates transfers with tab-completion for ease of use.
United States
Secure file sharing software with end-to-end encryption. Files are encrypted in-browser, and encryption keys are embedded in the URL, never sent to the server. This ensures file content remains private and inaccessible to third parties, including the software administrator and ISPs.
FranceEU
A secure and ephemeral way to transmit sensitive information to anyone. Sends can include plaintext or file attachments up to 100 MB.
United States
SpainEU
