Chromas is a free Windows application which displays and prints
chromatogram files in ABI and Staden SCF format. It allows basecall
editing and exporting of the sequence to a file or the clipboard. It
also features reverse/complement and search functions. There are
versions for Windows 3.1 and Windows 95.
New in version 1.4:
- The backspace key now deletes backwards instead of forwards (woops!).
- There is now an option to find the next occurrence of an "N" in the
- Multiple files can be selected in the Open dialog box. New windows are
created for the files.
- You can zoom in up to 64X on the Y-axis.
Chromas can be downloaded from: