.PL1 File Extension
PL/I Source Code
| Developer | IBM |
| Popularity |
3.4 | 5 Votes |
What is a PL1 file?
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.
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PL/I source files also use the .PLI extension.
Programs that open PL1 files
3D Home Architect Floor Plan
| Developer | Broderbund |
| Popularity |
2.9 | 9 Votes |
A PL1 file contains a building floor plan created with 3D Home Architect Deluxe. It includes the first-floor layout, as well as objects, such as furniture, lighting, appliances, and window treatments. PL1 files may also include custom surface materials and colors.
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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.
NOTE: Broderbund no longer develops 3D Home Architect Deluxe.
Programs that open PL1 files
Adventure Maker Plug-in
| Developer | The Adventure Maker Team |
| Popularity |
1.7 | 3 Votes |
More Information
Adventure Maker can be used to create games for Windows, the Sony PlayStation Portable, and the iPod touch.