Files with bmz extension are used by the Portal 3D computer game. 

There are 2 other file types using
the BMZ file extension!

empty icon.bmz - Compressed bitmap image

empty icon.bmz - Demon Stalkers game data

Detailed description

Software that open bmz file

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BMZ file extension - Portal map file

What is bmz file? How to open bmz files?

File type specification:

Game file type icon Game file type

The bmz file extension is associated with the Portal 3D first-person puzzle game developed by Valve. The .bmz file is ZIP archive that contains map file (bsp file extension), script file (bns file extension) and others.

The default software associated to open bmz file:

Portal icon

Valve Corporation logoPortal  Microsoft Windows software

Company or developer:
Valve Corporation

Portal is 3D first person puzzle solve computer game developed by Valve.Player must solve puzzles in the Aperture Science Enrichment Center to win the game.

Help how to open:

It is not possible to open the bmz extension files.

How to convert:

Files with bmz extension are not convertable.

List of recommended software applications associated to the .bmz file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open bmz file, edit bmz file, convert bmz file, view bmz file, play bmz file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with bmz file - Portal map file

Click on the software link for more information about Portal. Portal uses bmz file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

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