.BNS File Extension

.BNS File Extension

File Type

Portal Bonus Map Script

Developer Valve
Popularity
4.6  |  5 Votes
Category Game Files
Format Text

What is a BNS file?

Game file used by Portal, a first-person puzzle solving game; stores a plain text script that defines information about a Portal map (.BSP file); includes the map name, thumbnail image file references, comments about the map, and a list of challenges to complete.

More Information

BNS files are included as part of a .BMZ bonus map zip file, which can be installed to add bonus maps to Portal.

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Programs that open BNS files

Updated May 17, 2012

Verified by FileInfo.com

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