.BLD File Extension

Project file created by Envisioneer, a Building Information Modeling (BIM) program used by home and professional users to design and remodel buildings; contains 2D and 3D building objects, such as framing, furniture, roofs, rooms, and lighting.

BLD files are used to design buildings, generate building documents, and specify building materials. They are also used to verify specifications and to visualize buildings before their construction. BLD files can be exported to .DWG format.

Envisioneer is available in Essentials, Professional, Construction Site, and Express editions.