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AvogadroCrystalViewer
Free

Free and open source.

 Paid

Sold as a paid licence from CrystalMaker Software.

Windows, macOS, Linux Windows, macOS
  • Handles systems of thousands of atoms
  • Force fields quickly clean up sketched structures
  • Curated library of crystal and molecular structures
  • Real-time rotation and measurement
  • Assumes some chemistry background
  • Not a full simulation package on its own
  • Paid licence
  • Focused on viewing included structures rather than building new ones
Downloadable app Downloadable app
Open source Closed source
License not stated License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 23, 2026

Checked October 2, 2026

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