If you're looking to Download xProject on your Chromebook laptop Then read the following guideline.

xProject is designed to help you planning your projects with Gantt charts, you could break down tasks, and monitor your entire plan’s progress with it. xProject provides features like Gantt charts, schedules, milestones, controlling progress. STANDARD FEATURES - Support multi-languages: English, Deutsch, Français, 日本語, 한국어, Español, Português, Čeština, Dansk, Suomi, Italiano, Nederlands, Norsk, Polski, Русский, Svenska, ไทย, Türkçe, Tiếng Việt, 中文（中国）, 中文（台灣） - Change working days, holidays for each project - Contains Thumbnail view of each document - Support Filter function - Support Sort function - Allow to add callout, balloon text boxes into the canvas to show more information of each task - Allow user to customize left, right showing information of each task - Link/Unlink tasks within your project: After you create tasks in a project, you need to link them to show relationships between them. Linking tasks creates task dependencies - Group multi-tasks inside a parent task - Unlimited Undo/Redo (shortcut key: Cmd-Z / Shift-Cmd-Z) - Copy / Paste (shortcut key: Cmd-C / Cmd-V) - Duplicate select items (shortcut key: Cmd-D) - Customisable Color / Font / Size / Line Type - Shadow supported - Import from/Export to CSV, TEXT files, Clipboard-string - Export to png, jpeg, tiff, pdf image file (shortcut key: Cmd-E) - Print supported (shortcut key: Cmd-P)