It is not possible to open, edit, or create. Microsoft Project Plan (.mpp) files are created, edited, and managed in Microsoft Project. Several online file conversion services are available, some of which are free. Converting the File: Microsoft Project files can be converted into other file formats, such as an Excel spreadsheet or an Adobe PDF, which can then be opened and read without the need for Project.It is available as part of a subscription to an Office 365 plan. Using Microsoft Project Online: Microsoft Project Online is a web-based version of Microsoft Project that can be used to view Microsoft Project files.

Popular viewers include Seavus Project Viewer and Project Viewer Central. These viewers are available for both Windows and Mac operating systems, and some can even be accessed online. Using a Third-Party Viewer: Third-party viewers are software applications designed to open and read Microsoft Project files without having to install the full Microsoft Project software.To open and view a Microsoft Project file without Project, you can use one of the following methods: Microsoft Project files (.mpp) can be opened and read without the use of Microsoft Project software by using an appropriate third-party file viewer. Source: How To Read MS Project Files Without Project? Explore Alternative Project Management Software Options.How to View Mpp Files Without Microsoft Project? Fortunately, there are several ways to do this. If you are a user of a different project management program or don’t have Microsoft Project installed, you may need to find a way to view the contents of an MPP file without the use of Microsoft Project. MPP files are the native file format of Microsoft Project, a popular project management software.

Open ms project file online