Announcements

  • Eigen 5.0.0 released!

    Tuesday, September 30, 2025 in Announcements

    Eigen 5.0.0 has been released on September 30, 2025. Please check the release page for source archives and release notes. Note we have switched to semantic versioning, so have dropped the “World” version 3 from the version number. …

    Read more

  • Eigen 3.4.1 released!

    Tuesday, September 30, 2025 in Announcements

    Eigen 3.4.1 has been released on September 30, 2025. Please check the release page for source archives and release notes.

    Read more

  • Eigen 3.4.0 released!

    Wednesday, August 18, 2021 in Announcements

    Eigen 3.4.0 has been released on August 18, 2021. Notice: that 3.4.x will be the last major release series of Eigen that will support c++03. The master branch will drop c++03 support after this release. The source archive is available at: …

    Read more

  • Eigen 3.4-rc1 released!

    Monday, April 19, 2021 in Announcements

    Eigen 3.4-rc1 has been released on April 19, 2021. Depending on the amount of reported issues, 3.4 will be released late April or early May. The source archive is available at: https://gitlab.com/libeigen/eigen/-/releases/3.4-rc1 Please check the …

    Read more

  • Eigen 3.3.9 released!

    Friday, December 04, 2020 in Announcements

    Eigen 3.3.9 has been released on December 4, 2020. This is a maintenance release fixing minor bugs and compilation issues. For more details have a look at the changelog. The sources are available at https://gitlab.com/libeigen/eigen/-/releases/3.3.9. …

    Read more

  • Eigen on Discord

    Monday, November 16, 2020 in Announcements

    Join our Discord server to discuss Eigen-related topics with other users and developers.

    Read more

  • Eigen 3.3.8 released!

    Monday, October 05, 2020 in Announcements

    Eigen 3.3.8 has been released on October 5, 2020. This is a maintenance release fixing minor bugs and compilation issues. For more details have a look at the changelog. The sources are available at https://gitlab.com/libeigen/eigen/-/releases/3.3.8.

    Read more

  • Eigen is now on GitLab.com

    Thursday, July 30, 2020 in Announcements

    Since the end of 2019, Eigen’s repository and bugtracker are now both hosted on GitLab.com, meaning that Eigen is now using git for source code management. The old mercurial repository is still readable on bitbucket.org, but it is not …

    Read more

  • Migration to GitLab.com scheduled on the December 4th

    Monday, November 25, 2019 in Announcements

    Following the decision of Bitbucket.org to delete all mercurial repositories next spring, we decided to migrate to a git repository hosted on gitlab.com. We also decided to take this opportunity to migrate our self hosted bugzilla instance to …

    Read more

  • Eigen 3.3.7 released!

    Tuesday, December 11, 2018 in Announcements

    Eigen 3.3.7 has been released on December 11, 2018. This is a maintenance release fixing a compilation issue introduced in the previous 3.3.6 release. The compilation issue only occurred for some versions of GCC with compiler optimization turned off. …

    Read more