.BLD File Extension

File Type:
Envisioneer Building Project File

Having trouble opening .bld extension? Don't panic! This page explains what bld files are as well as suggests programs you may use to open bld files. You can download these programs through this page.

What is a BLD file?

Bld file extension has Envisioneer Building Project file type, developed by Cadsoft, which is associated with the "data files" category.

The Envisioneer application for Building Information Modeling, which allows professionals and amateurs to design and model buildings, uses files with this extension to save its projects. All objects required for modeling are stored in a BLD file: furniture, lighting, roofs, framing, and whole rooms as well. With BLD files architects can design constructions, select building materials, and generate building documents. BLD files can be transformed to .DWG file format. 


To learn how you can open the given file, read the information below.

bld file icon
File Type:
Envisioneer Building Project File
Data Files

How to open BLD file?

Double click the bld file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .bld extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the bld extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the bld file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open BLD files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the bld file as well. Download Universal File Viewer for your OS.

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