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GNOME Contactskhard
Free

Free and open source under the GPL-2.0-or-later licence.

 Free

Free and open source.

Linux macOS, Linux, Command line
  • Combines contacts from several sources in one view
  • Links entries for the same person automatically
  • Works on plain vCard files
  • Fits terminal mail setups
  • Linux only
  • Built around GNOME and its online accounts
  • No built-in sync; needs a separate CardDAV tool
  • Command line only
Downloadable app Downloadable app
Open source Open source
License: GPL-2.0-or-later License not stated
No account needed No account needed
Works offline Works offline

Checked October 1, 2026

Checked October 2, 2026

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