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Project Timeline and Gantt Chart Software

Project managers worldwide trust OnePager for data-driven project reporting.

Microsoft Project Timeline Gantt Chart with Parent and Child Swimlanes Clinical Milestone Tracker Birds on a Wire Chart Integrated Milestone Plan Clinical Development Plan Timeline of Manufacturing Steps Hourly Gantt Chart-->
Video overview of OnePager Gantt chart software

OnePager makes timelines from Microsoft Project, Project Online, Smartsheet, Primavera P6, and more.

Create simple, beautiful project timelines and Gantt charts that are ready for PowerPoint in minutes, whether you use Microsoft Project, Project Server, Excel, Smartsheet, Primavera P6, or another project management tool. OnePager works with the project plans you already have, so you never make a Gantt chart by hand again!

See which OnePager edition is right for you >

Why OnePager?

Update Quickly


Don’t waste time remaking the same project timeline every week. OnePager updates your Gantt chart with the latest project data in seconds.

Maintain Data Integrity

Maintain Data Integrity

Never display a task at the wrong date. With OnePager project timeline software, your tasks and milestones are always linked to your project data.

Edit Easily


Change colors, fonts, and more in a snap, with PowerPoint-style editing capabilities.

Communicate Effectively

Communicate Effectively

Maximize your team’s understanding by grouping and sorting your project graphics into swimlanes for different subprojects or workstreams.

Focus Your Audience

Focus Your Audience

Automatically assign special colors, shapes, and styles to important tasks and milestones to help them stand out.

Connect directly to Microsoft Project, Project Server, and Project Online

OnePager Pro Preview

OnePager Pro connects to Microsoft Project, Project Server, and Project Online to create timelines and Gantt charts from one or more project plans.

Learn About
OnePager Pro

Import Excel files, or use Excel to pull data
from other PPM and CWM tools

OnePager Express Preview

OnePager Express builds project timelines and Gantt charts from Excel, or from any other project management tool that can export to Excel.

Learn About
OnePager Express

Connect to Smartsheet, Primavera P6, Project, or Excel for maximum flexibility

OnePager Bundle Preview

OnePager Bundle connects directly to Smartsheet, and can also import files from Primavera P6, Microsoft Project, or Excel to create data-driven project timelines.

Learn About
OnePager Bundle

How To...

Video of a multi-project Gantt chart created in OnePager More How-Tos

Featured Example

Use OnePager to create a Tier 1 Milestone Timeline More Examples

Featured Case Study

Learn about how certain organizations are using OnePager.
  • Helping NASA Streamline Plan Communications

    When it comes to the successful completion of complex projects, there are deadlines … and there are deadlines! A space launch most certainly falls into the latter category.

More Case Studies