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EiskaltDC++RetroShare
Free

Free and open source under the GPL-3.0 licence.

 Free

Free and open source with no hidden costs or ads.

Windows, macOS, Linux, Command line Windows, macOS, Linux, Android
  • Supports DC and ADC protocols plus DHT
  • Qt and GTK interfaces as well as a daemon and CLI
  • Fully decentralized with no central server
  • Chat, mail, forums, channels and file sharing in one app
  • Direct Connect networks are smaller than BitTorrent
  • No tagged releases on the GitHub repository
  • Useful only once you have friends on the network
  • Releases are infrequent; the current version is 0.6.7a
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License not stated
No account needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked October 2, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.