# Project gantt with resizable tree columns, split timeline panes, and inline editing

> Project timeline on ReUI Gantt: task tree in a resizable split pane beside a day-to-year timeline, drag and resize bars with live validation, progress rollups, and an edit dialog. ReUI Gantt with shadcn Dialog, Select. Roadmap, project planner.

A paid shadcn/ui block sold by the [@reui](https://reui.io/?utm_source=shadcn.exchange) registry, listed on [shadcn.exchange](https://shadcn.exchange/r/reui/gantt-1).

- Page, with a preview: https://shadcn.exchange/r/reui/gantt-1
- Screenshot: https://abzjhwgwpdpz7ua5.public.blob.vercel-storage.com/shots/reui/gantt-1-light-b2fb62d3001b1de5.png
- Listed: 2026-10-13

## Buy and install

@reui sells this block, and its code is not on shadcn.exchange. Buy it from the registry, which installs it for those who have: https://shadcn.exchange/out/reui/gantt-1

## Dependencies

- npm packages: `cn`, `date-fns`, `sonner`
- Registry items: `@reui/badge`, `@reui/gantt`, `alert-dialog`, `avatar`, `button`, `button-group`, `calendar`, `card`, `checkbox`, `combobox`, `context-menu`, `dialog`, `dropdown-menu`, `@reui/gantt-bar`, `@reui/gantt-lib`, `@reui/gantt-nav`, `@reui/gantt-types`, `@reui/gantt-view`, `input`, `item`, `label`, `popover`, `select`, `tooltip`