- Previews for many file formats.

  - Mayan EDMS provides image preview generation for many popular file
    formats.

- Office document format support.

  - Mayan EDMS can detect the presence of LibreOffice and use it to generate
    previews for word processing files, spreadsheets, and presentations.

- Non destructive image transformations.

  - Multi layer image support. Each layer can support different permission
    layout to restrict image manipulation to different roles.
  - Rotate, crop, flip images to correct bad scans.
  - Every transformation can be undone and never modifies the uploaded file.
  - User overlays to add privacy makers to internal documents not meant for
    printing.
  - Add redaction to hide sensitive information before publication.
