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Release notes for CalCOS versions after v3.2.1 are published on the GitHub repository.

CalCOS GitHub Release Notes

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COS Instrument News

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  1. CalCOS v3.2.1 Release Notes

    June 05, 2017
    CalCOS Release Notes

  2. CalCOS v3.1.8 Release Notes

    June 30, 2016
    CalCOS Release Notes

  3. CalCOS v3.1 Release Notes

    November 12, 2015
    CalCOS Release Notes

  4. CalCOS v3.0 Release Notes

    January 27, 2015
    CalCOS Release Notes

  5. CalCOS v2.21 Release Notes

    February 18, 2014
    CalCOS Release Notes

  6. CalCOS v2.20.1 Release Notes

    December 11, 2013
    CalCOS Release Notes

  7. CalCOS v2.19.6 Release Notes

    February 04, 2013
    CalCOS Release Notes

  8. CalCOS v2.18.5 Release Notes

    August 01, 2012
    CalCOS Release Notes

  9. CalCOS v2.17.3 Release Notes

    March 27, 2012
    CalCOS Release Notes

  10. CalCOS v2.17.5 Release Notes

    March 27, 2012
    CalCOS Release Notes

  11. CalCOS v2.15.4 Release Notes

    September 13, 2011
    CalCOS Release Notes

  12. CalCOS v2.14.4 Release Notes

    April 06, 2011
    CalCOS Release Notes

  13. OPUS 2011.1a Release Notes

    April 06, 2011
    CalCOS Release Notes

  14. CalCOS v2.13.6 Release Notes

    January 24, 2011
    CalCOS Release Notes

  15. CalCOS v2.12 Release Notes

    April 26, 2010
    CalCOS Release Notes
Last Updated: 04/07/2025

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