[{"data":1,"prerenderedAt":57},["ShallowReactive",2],{"copy:changelog:en":3},{"seo":4,"hero":7,"facts":13,"list":17,"labels":26,"def":32,"versions":34,"older":39,"quoteLabel":48,"feed":49,"close":53},{"title":5,"description":6},"Changelog: every release, calculation changes flagged","What changed in XFEM4U, XFrame2D, XBeam2D and XConstruct since August 2025, from the release notes. A Δ marks each release that can change calculated results.",{"label":8,"title":9,"lead":10,"rss":11,"notesPdf":12},"Changelog","What changed, release by release","Every release of the four programs since August 2025, taken from their release notes. A Δ marks a release that can change the results of a model you have not changed.","RSS feed","Release notes (PDF)",{"releases":14,"calc":15,"latest":16},"releases since {date}","releases with a Δ since {date}","latest release",{"label":18,"title":19,"product":20,"all":21,"onlyCalc":22,"count":23,"empty":24,"note":25},"Releases","Releases since August 2025","Program","All","Only Δ","{n} releases shown","No release matches these filters.","Each entry lists the new items, every calculation change and the notable fixes. The full list is in the release notes.",{"new":27,"improved":28,"calc":29,"patch":30,"notes":12,"helpdesk":31},"New","Improved","Calculation change","patch","help desk",{"title":29,"text":33},"The release notes describe a correction or a change of method in an analysis, a design check, a load generator or the model the solver receives. A model you have not changed can then give different results than in the previous version. If you rely on an earlier result, recalculate it with the new version.",{"label":35,"title":36,"text":37,"dates":38},"Versions","How versions and dates read","Version numbers run about a year ahead of the calendar: XFEM4U 2027-04-02 came out on 4 August 2026. A patch fixes the release before it.","Three dates in the release notes since August 2025 contain a typo. We corrected them and say so at the entry.",{"label":40,"title":41,"lead":42,"head":43,"spreadsheets":47},"Earlier","Earlier releases","The release notes go back to November 2022. Entries before August 2025 are in the PDFs.",{"program":20,"releases":18,"first":44,"latest":45,"notes":46},"First in the notes","Latest","Release notes","XSpreadsheets has no release notes of its own. The workbook on the download server was last updated on {date}.","A user on the updates",{"title":50,"description":51,"calc":52},"Struct4U changelog","Releases of XFEM4U, XFrame2D, XBeam2D and XConstruct, from the release notes. Δ marks a calculation change.","Δ calculation change",{"title":54,"text":55,"secondary":56},"Update and recalculate.","The programs tell you when a new version is out. The download stays free.","Verification",1792702115902]