.pl1

File Type 1 Generic Icon3D Home Architect Floor Plan
File Format Proprietary (Broderbund)
Usage Open manually
Rank ★ ★ ☆  Average
Description

Building floor plan created with 3D Home Architect Deluxe; includes the first floor layout, as well as objects, such as furniture, lighting, appliances, and window treatments; may also include custom surface materials and colors.

Important: PL1 files are used to store the layout of the ground floor or first floor of a home. The second floor layout is stored in a .PL2 file.

Open With
Windows

IconBroderbund 3D Home Architect Deluxe

Updated 2007
File Type 2 Generic IconPL/I Source Code
File Format Standard (developed by IBM)
Usage Open manually; may run a program or script when opened
Rank ★ ★ ☆  Average
Description

Program written in PL/I (Programming Language One), a language designed primarily for data processing applications; supports recursion and structured programming; designed to be highly-structured, yet is also free-form, having no reserved keywords.

PL/I source files also use the .PLI extension.

Open With
Windows

IconIBM PL/I for VSE/ESA

IconPL/I for GCC

macOS

IconPL/I for GCC

Unix

IconPL/I for GCC

Updated 2007
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