Umbraco CMS EOS & EOL timeline

Check Umbraco CMS end-of-support (EOS), end-of-life (EOL), release and extended-support dates. Compare versions and plan your next upgrade.

• 18

  Supported
  1. ReleasedJun 25, 2026
  2. End of support (EOS)Mar 25, 2027
  3. End of life (EOL)Jun 25, 2027

  Extended support

  Not announced

• 17LTS

  Supported
  1. ReleasedNov 27, 2025
  2. End of support (EOS)Nov 27, 2027
  3. End of life (EOL)Nov 27, 2028

  Extended support

  Not announced

• 16

  End of life
  1. ReleasedJun 12, 2025
  2. End of support (EOS)Mar 12, 2026
  3. End of life (EOL)Jun 12, 2026

  Extended support

  Not announced

• 15

  End of life
  1. ReleasedNov 14, 2024
  2. End of support (EOS)Aug 14, 2025
  3. End of life (EOL)Nov 14, 2025

  Extended support

  Not announced

• 14

  End of life
  1. ReleasedMay 30, 2024
  2. End of support (EOS)Mar 2, 2025
  3. End of life (EOL)May 30, 2025

  Extended support

  Not announced

• 13LTS

  Ending soon
  1. ReleasedDec 14, 2023
  2. End of support (EOS)Dec 14, 2025
  3. End of life (EOL)Dec 14, 2026

  Extended support

  Not announced

• 12

  End of life
  1. ReleasedJun 29, 2023
  2. End of support (EOS)Mar 29, 2024
  3. End of life (EOL)Jun 29, 2024

  Extended support

  Not announced

• 11

  End of life
  1. ReleasedDec 1, 2022
  2. End of support (EOS)Sep 1, 2023
  3. End of life (EOL)Dec 1, 2023

  Extended support

  Not announced

• 10LTS

  End of life
  1. ReleasedJun 16, 2022
  2. End of support (EOS)Jun 16, 2024
  3. End of life (EOL)Jun 16, 2025

  Extended support

  Not announced

• 9

  End of life
  1. ReleasedSep 29, 2021
  2. End of support (EOS)Sep 16, 2022
  3. End of life (EOL)Dec 16, 2022

  Extended support

  Not announced

• 8LTS

  End of life
  1. ReleasedFeb 26, 2019
  2. End of support (EOS)Feb 24, 2024
  3. End of life (EOL)Feb 24, 2025

  Extended support

  Not announced

• 7LTS

  End of life
  1. ReleasedNov 21, 2013
  2. End of support (EOS)Jul 31, 2021
  3. End of life (EOL)Sep 30, 2023

  Extended support

  Not announced

• 6

  End of life
  1. ReleasedMar 27, 2013
  2. End of support (EOS)May 1, 2018
  3. End of life (EOL)May 1, 2018

  Extended support

  Not announced

Support milestones: end of support = Support; end of life = Security. Unknown dates are shown as “Not announced”. Paid extended support is separate from standard end of life. Support windows may vary by version and edition. Timeline spacing is not a duration scale.