What are project files and how do I open a project file?
| File Type | Category | File Format | |
|---|---|---|---|
| .celtx | Project Files | Celtx Project File | |
| .dbm | Project Files | ColdFusion Server File | |
| .gp3 | Project Files | Guitar Pro 3 File | |
| .gsp | Project Files | IMail Error Message File | |
| .opf | Project Files | Open Packaging Format File | |
| .spv | Project Files | SPSS Output Document | |
| .sqf | Project Files | ArmA Script File |