There are many alternatives to Opera Unite for Linux and since it's discontinued a lot of people are looking for a replacement. The best Linux alternative is ownCloud, which is both free and Open Source. If that doesn't suit you, our users have ranked six alternatives to Opera Unite and six of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to Opera Unite are RetroShare, Pydio, Woelkli and HRCloud2.
Self-hosted option for secure file sync, sharing, calendars, contacts, and mail supporting mobile, desktop, web access and external storage, real-time collaboration, password-protected links, document editing, anti-virus scanning, and LDAP integration.
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.
Pydio is the mature alternative to Dropbox and Box.com, to build your own box, on your own servers.
woelkli is a service that provides secure cloud storage hosted in Switzerland. Save, view, edit and share your files from anywhere in the world, from any device
A full-featured home-hosted Cloud Drive & Personal Assistant. Convert files, create archives, scan for viruses, perform OCR on images or documents, stream media, edit images and more! Compatible with HRC2 Apps!.
FileAgo is a easy and highly secure self-hosted file storage and collaboration platform for companies and teams. Compared to other solutions, FileAgo is an attempt to tackle the collaboration part in a slightly different matter.
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