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File Extensions

Browse file extensions by category or letter. Learn what each file type is used for and find software that can open, view, edit, or convert it.

3
Indexed file extensions
Popular searches:
.DOCX .7Z .AUTOCAD (DWG, DXF) .PDF .TXT .OBJ (.OBJ)

Find the right information for any file extension

Use this directory to look up file formats, understand what files are used for, and find compatible applications for Windows, macOS, Linux, mobile, and online tools.

Search by extension Enter extensions like PDF, APK, DAT, HEIC, ZIP, or DOCX.
Browse categories Filter by documents, images, videos, archives, data, and more.
Open files safely Check file sources and use trusted software before opening unknown files.

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3 extensions
Video Letter: P Clear all
.PPJ

Adobe Premiere Pro Project File

The PPJ file extension is primarily associated with Adobe Premiere Pro, a professional-grade non-linear video editing software. A PPJ…

Video
.PPROJ

Adobe Premiere Pro Project File

The pproj file format is the native project file type used by Adobe Premiere Pro, a professional-grade non-linear video editing softwa…

Video
.PRPROJ

Adobe Premiere Pro Project

A .prproj file is a project file created by Adobe Premiere Pro, a professional-grade non-linear video editing software. It serves as a…

Video
.PPJ

Adobe Premiere Pro Project File

The PPJ file extension is primarily associated with Adobe Premiere Pro, a professional-grade non-linear video editing software. A PPJ file acts as a project co…

Video
.PPROJ

Adobe Premiere Pro Project File

The pproj file format is the native project file type used by Adobe Premiere Pro, a professional-grade non-linear video editing software. This file does not co…

Video
.PRPROJ

Adobe Premiere Pro Project

A .prproj file is a project file created by Adobe Premiere Pro, a professional-grade non-linear video editing software. It serves as a comprehensive container…

Video

Frequently Asked Questions

Everything you need to know about file extensions

You can search by entering a file extension directly in the search bar or browse the directory by category or alphabetical index.

Each listing provides a definition of the file extension, common use cases, compatible software, supported platforms, and related or alternative formats.

The database is updated regularly to reflect new file extensions, changes in software compatibility, and evolving file format standards.