Changelog

Version 2.6

Released on March 25, 2026

New features

• Ability to filter data by API calls
• Ability to filter data via header filters
• Integration with SVAR Filter
• Calculating and visualizing slack | PRO feature
• Rollups | PRO feature

Updates

• Ability to scroll to a specific date with the "scroll-chart" action
• resize-chart action is added to monitor widget dimensions

Fixes

• Export to PNG/PDF: incorrect link positions
• The "scroll-chart" action does not scroll to provided coordinates
• Chart and grid are sometimes misaligned when vertical scroll appears
• Incorrect visible date during zooming
• Gantt fails to initialize in SvelteKit with server-side rendering
• API ref is not recornized in Typescript projects
• Task duration and start date and incorrect during drag-n-drop on some scales
• Incorrect grid width after expanding and collapsing it with all column fixed
• Narrow scale does not expand when grid is collapsed by clicking
• Tooltips are not shown for segments
• Zoom speed is too high with laptop trackpad
• Task reordering, opening and closing fails in case of integer string id

Breaking changes

• "expand-scale" action is removed

Version 2.5.2

Released on January 22, 2026

New features

• Server-side export to PNG, PDF, XLSX, MS Project | PRO feature
• Client-side export and import from MS Project | PRO feature
• Auto calculation of progress for summary tasks | PRO feature
• Auto conversion of parent tasks to summary tasks | PRO feature

Fixes

• Scale is expanded left with a small dataset during screen resizing
• Markers ignore scale boundaries
• Delete link placeholder is misplaced sometimes
• Task duration and start date and incorrect during drag-n-drop on some scales

Version 2.4.5

Fixes

• Incorrect path to fonts and icons

Version 2.4.4

Fixes

• Splitting a task is limited to last segment

Version 2.4.3

Community license changed from GPL to MIT

New features

• Ability to remove links from Chart UI
• Locale-based scale formatting
• Basic auto scheduling | PRO feature
• Handling of invalid links | PRO feature
• Critical path calculation | PRO feature
• Global calendar to define working schedule | PRO feature
• Unscheduled tasks | PRO feature
• Vertical markers on timeline | PRO feature
• Baselines | PRO feature
• Split tasks | PRO feature
• Undo and redo | PRO feature

Updates

• Resizer line can be dragged to expand current display mode

Fixes

• Summary task size is sometimes incorrect while dragging
• Excess reactivity triggers during zooming
• ContextMenu css cannot be set
• Editing tasks breakes dynamic width of narrow scales cells
• Sourcemap included

Breaking changes

• Scales format string is changed from date-fns to SVAR locale
• Fullscreen helper is moved to SVAR React Core

Version 2.3.4

Fixes

• Performance regression during scrolling and zooming

Version 2.3.3

Fixes

• Fullscreen hotkey property should be optional
• Incorrect handling of themes
• ContextMenu custom class name cannot be set

Version 2.3.2

Fixes

• Tooltips for bars are not visible

Version 2.3

New features

• Ability to define "hour" duration unit
• Ability to define "minute" length unit
• Ability to create custom scale units
• autoScale property to configure start/end scale behaviour
• Standalone sidebar and modal Editor
• Ability to validate fields in the Editor
• Hotkeys for common actions and navigation
• Multi-sorting for table columns via the sort-tasks action
• Headermenu to hide table columns
• Inline editors for table cells
• Ability to expand/collapse table and chart via buttons

Breaking changes

• The package migrated from wx-react-gantt to @svar-ui/react-gantt

Version 1.3.1

Fixes

• Rendering issues

Version 1.3

• Released under GPLv3

Version 1.1

New functionality

• Summary tasks
• Sorting Grid columns
• Batch mode for RestDataProvider to handle mass operations

Updates

• Common minCellwidth and maxCellWidth for zoom levels
• Skipping meaningless actions in Context Menu and Toolbar

Fixes

• Scroll in Grid is not smooth
• Impossible to resize chart bars on the left more than for one cell
• When a branch is removed, only links of the parent task are removed
• Unstable move down behaviour: tasks are inserted in wrong positions
• Resizing columns: horizontal scrollbar does not appear
• Text of tasks is higher than a dragged bar during reordering
• Last task is misplaced after reordering when there are few tasks
• Reordering of tasks with child tasks is broken
• Impossible to define cellWidth if default zoom is enabled
• Data is removed from the task object after the "update-task" operation
• Outdenting does not work for the 3rd-level tasks
• Auto scale is calculated incorrectly if the last task is a milestone
• Parent task is not always opened after adding a new task
• Task start date is not set according to the top-level target task
• Zooming in and out between levels does not work correctly

Version 1.0

Initial functionality

• Fast behavior and clear API
• Configurable Grid columns
• Configurable Chart scales and cell sizes
• Task types: "project", "task", "milestone" and custom
• Holiday and custom markers in the Chart area
• Configurable Editor panel
• Configurable Context Menu and Toolbar
• Tooltips for tasks in the Chart area
• Readonly mode
• Fullscreen mode
• Mouse-wheel zooming in the Chart area
• Responsive behaviour of the Grid area
• Localization of labels and dates
• Ready-made DataProvider to integrate with server