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Changelog

2.8​

Released on October 7, 2026

New features​

Updates​

  • Simplified model of unscheduled tasks: removing the start date unschedules the task | PRO feature
  • Scheduling unscheduled tasks by drag-n-drop in the chart area | PRO feature
  • Preventing invalid links in the UI | PRO feature

Fixes​

  • Gantt fails to load projects with long task chains
  • Incorrect header height of collapsed grid
  • Filtering does not work for grouped tasks
  • Task updates incorrectly set unscheduled for summary tasks
  • Drag-n-drop between groups based on duration incorrectly changes duration
  • On load performance with state derivation and dates
  • Undo/redo with auto scheduling doesn't snap to dates correctly
  • Deleting branches with subtasks throws errors
  • A single edit is recorded as several undo steps
  • Summary task dates are stale after lazy load into a branch
  • Undo does not remove fields added by an edit
  • MS Project export ignores the durationUnit setting and treats hour durations as days
  • Link lag is lost during export to and import from MS Project
  • A task without its own dates takes them from its baseline on import from MS Project
  • Import from MS Project treats a single baseline with any number as the primary one
  • Task fields are exported to MS Project out of the MSPDI schema order
  • Trim inner fields and duplicated data from the export payload
  • Copying a task ignores link lag
  • Clearing link lag does not reschedule tasks
  • Split task segments are sometimes incorrect
  • Undo after auto-scheduling moves tasks that weren't part of the change
  • Provider debounce drops earlier partial task updates
  • Silent summary updates do not go to the server
  • Task update sends old dates after auto-scheduling
  • Assignments removed on a change to summary do not go to the server
  • Summary tasks are saved in the middle of task dragging
  • Stale state after executing "import-tasks" or prop changes

Breaking changes​

See the Migration guide for the 2.7 → 2.8 changes.

2.7.4​

Released on September 9, 2026

Fixes​

  • Grid and chart rows get out of sync after indent / outdent operations

2.7.3​

Released on September 1, 2026

Fixes​

  • Setting link lag breaks task dates
  • Editor allows negative values for split tasks segments
  • Undoing "delete-task" action does not restore assignments for this task
  • The "copy-task" action does not copy task assignments
  • The readonly settings do not block grid inline editors
  • Initial auto scheduling pass is added to history and can be undone
  • Clipboard keeps ids of deleted tasks
  • Tasks after undo / redo with enabled autoscheduling don't snap to dates correctly
  • History is not reset when links, resources or assignments are replaced
  • History handlers are active after disabling undo / redo at run time
  • Undo / redo replay triggers auto scheduling
  • Context menu references the previous task
  • Copy and paste of parent branches duplicates child tasks
  • Grid cell padding is misaligned
  • Fonts cannot be fully switched off from theme settings

2.7.2​

Released on June 29, 2026

Fixes​

  • Toolbar and context menu fail to render when no locale is provided

2.7.1​

Released on June 26, 2026

Fixes​

  • Better performance with links rendering
  • Zoom cannot start from Resource load view
  • Auto scheduling and summary autoProgress trigger infinite loop
  • Focus on Grid header and body cells is lost / unstable
  • Undo of the "move-task" action doesn't work after task was moved to a different branch
  • Cell width gets a fractional value when scale start/end are set
  • Newly added task is not rendered correctly after update
  • highlightTime can be used only with day / hour minimal scale unit
  • Incorrect marker position when zooming out to year scale

2.7​

Released on June 4, 2026

New features​

  • Resource management | PRO feature
    • Visualizing and assigning resources | PRO feature
    • Resource load chart | PRO feature
    • Resource assignment handling in the Go backend | PRO feature
    • Grouping tasks by resources | PRO feature
    • Individual calendars for resources | PRO feature
  • Individual calendars for tasks | PRO feature
  • Grouping tasks by any field | PRO feature
  • WBS codes | PRO feature
  • Enhanced Editor UI with tabs for details
  • Tooltips for links

Updates​

  • Calendar JSON definition for serialization | PRO feature
  • Dynamic rendering of the timescale
  • Enhanced Tooltip with detailed settings
  • Sticky text in scale cells to ensure that it is always visible
  • Improved auto scheduling with summary tasks | PRO feature

Fixes​

  • Export of tasks with calendar shows incorrect dates
  • Zooming and scrolling in long scales is too slow and crashes
  • Tree markers are lost after clearing filters
  • Excessive render-data calls on horizontal scrolling
  • Hover area for links is too small

Breaking changes​

  • Calendar is defined not via explicit instance creation, but by plain config
  • Tooltip content receives { api, data } instead of { task, segmentIndex }

2.6.1​

Released on March 27, 2026

Fixes​

  • Incorrect license info
  • Error in MIT package

2.6​

Released on March 18, 2026

Initial features​

Provides all the same functionality as Svelte Gantt 2.6.1