| .00D | Bentley Systems | Ficheiros de Dados | Bentley GEOPAK Resource File | GEOPAK Civil Engineering Suite | Bentley Systems |
| .AFS | Bentley Systems | Ficheiros CAD | STAAD.foundation Project File | Bentley Systems STAAD Foundation Advanced | Bentley Systems |
| .CEL | Affymetrix | Ficheiros de Dados | Affymetrix Probe Results File | MicroStation | Bentley Systems |
| .DAE | Sony | Ficheiros de Imagem 3D | Digital Asset Exchange File | MicroStation | Bentley Systems |
| .DGN | Bentley Systems | Ficheiros CAD | MicroStation Drawing File | MicroStation | Bentley Systems |
| .DGR | Bentley Systems | Ficheiros CAD | DART Pro 98 File Group Details | MicroStation | Bentley Systems |
| .DPR | Niklaus Wirth | Ficheiros de Desenvolvedor | Pascal Source Code | Digital InterPlot | Bentley Systems |
| .DTM | Prodatron | Ficheiros de Áudio | DigiTrakker Audio Module | InRoads | Bentley Systems |
| .ETZ | Bentley Systems | Ficheiros CAD | RAM Elements Model | RAM Elements | Bentley Systems |
| .FWD | Ipswitch, Inc. | Ficheiros de Dados | IMail Server Forwarded Mail Message | InRoads | Bentley Systems |
| .GPK | Steinberg | Ficheiros de Áudio | WaveLab Audio Peak File | GEOPAK Civil Engineering Suite | Bentley Systems |
| .HLN | Bentley Systems | Ficheiros CAD | MicroStation Hidden Line Data | MicroStation | Bentley Systems |
| .HMR | Bentley Systems | Ficheiros de Imagem Raster | Bentley Microstation Raster Image | MicroStation | Bentley Systems |
| .M01 | Digital Vision | Ficheiros Gráficos | ComputerEyes Animation File | MicroStation | Bentley Systems |
| .MSD | ESRI | Ficheiros GIS | Map Service Definition File | Maxsurf | Bentley Systems |
| .P06 | Bentley Systems | Ficheiros de Dados | MicroStation Modification Project Resource File | MicroStation | Bentley Systems |
| .P07 | Peter B. Clements | Ficheiros de Cópia de Segurança | PAR Recovery Volume | MicroStation | Bentley Systems |
| .R01 | Various Developers | Ficheiros Compactados | WinRAR Split Archive Part 1 | MicroStation | Bentley Systems |
| .RAG | Bentley Systems | Ficheiros Gráficos | RAM Advanse Generator Data | RAM Advanse | Bentley Systems |
| .RDL | Bentley Systems | Ficheiros de Imagem de Vetor | MicroStation Redline File | MicroStation | Bentley Systems |
| .RSS | Various Developers | Ficheiros Web | Rich Site Summary | RAM Structural System | Bentley Systems |
| .STD | Oracle Corporation | Ficheiros de Imagem de Vetor | Apache OpenOffice Drawing Template | STAAD.Pro | Bentley Systems |
| .SVF | Joint Test Action Group | Ficheiros de Dados | Serial Vector Format File | MicroStation | Bentley Systems |
| .TG4 | Bentley Systems | Ficheiros de Imagem Raster | Tiled Group 4 Raster Image File | MicroStation | Bentley Systems |
| .TIN | Bentley Systems | Ficheiros de Imagem 3D | Bentley GEOPAK Environmental Modeling Systems Data | GEOPAK Civil Engineering Suite | Bentley Systems |
| .TML | Odetics Broadcast | Ficheiros de Dados | AIRO Timeline File Format | InRoads | Bentley Systems |
| .TTN | Scotweb Marketing Ltd. | Ficheiros de Dados | Tartan Generator Saved Tartan | InRoads | Bentley Systems |
| .UCF | Cisco Systems | Ficheiros Web | WebEx Media File | MicroStation | Bentley Systems |
| .UPF | Bentley Systems | Ficheiros de Configurações | MicroStation User Preferences File | MicroStation | Bentley Systems |
| .WCD | Microsoft Corporation | Ficheiros de Dados | Microsoft Works Calendar File | WaterCAD | Bentley Systems |
| .WCK | Bentley Systems | Ficheiros de Dados | WaterCAD Data | WaterCAD | Bentley Systems |
| .XSR | Bentley Systems | Ficheiros de Dados | Bentley GEOPAK XS List Report | GEOPAK Civil Engineering Suite | Bentley Systems |
de 1 
