| .RSB | ReliaSoft | Arquivos de dados | ReliaSoft BlockSim File | Canvas X | ACD Systems |
| .SGI | Silicon Graphics, Inc. | Arquivos de imagem Raster | Silicon Graphics Image File | Canvas X | ACD Systems |
| .SMI | Apple | Arquivos de imagem de disco | Self-Mounting Disk Image | ACD Systems ACDSee | ACD Systems |
| .SMIL | "Synchronized Multimedia" Working Group (SYMM WG) | Arquivos de vídeo | SMIL(Synchronized Multimedia Integration Language) Presentation File | ACD Systems ACDSee | ACD Systems |
| .SML | ESRI | Arquivos de desenvolvedor | ARC/INFO Simple Macro Language File | ACD Systems ACDSee | ACD Systems |
| .SRW | Samsung Electronics | Arquivos Câmera Raw | Samsung RAW Image | ACD Systems ACDSee | ACD Systems |
| .SUN | Sun Microsystems | Arquivos de imagem Raster | Sun Raster Graphic File | Canvas X | ACD Systems |
| .TGA | Avid Technology | Arquivos de imagem Raster | Targa Graphic | ACD Systems ACDSee | ACD Systems |
| .THM | Sony | Arquivos miscelâneas | Sony Ericsson Mobile Phone Theme File | ACDSee Photo Manager | ACD Systems |
| .TIF | XnSoft | Arquivos de imagem Raster | Tagged Image File Format | ACD Systems ACDSee | ACD Systems |
| .TIFF | XnSoft | Arquivos de imagem Raster | Tagged Image File Format | ACD Systems ACDSee | ACD Systems |
| .TIM | Sierra Entertainment | Arquivos de jogos | The Incredible Machine Level | ACD Systems ACDSee | ACD Systems |
| .V60PO | ACD Systems | Arquivos de dados | ACDSee Pro File | ACDSee Photo Manager | ACD Systems |
| .V60PP | ACD Systems | Arquivos de dados | ACDSee Pro File | ACDSee Photo Manager | ACD Systems |
| .V60PPF | ACD Systems | Arquivos de dados | ACDSee Pro File | ACDSee Photo Manager | ACD Systems |
| .V80UO | ACD Systems | Arquivos de dados | ACDSee Photo Manager Data | ACDSee Photo Manager | ACD Systems |
| .V80UP | ACD Systems | Arquivos de dados | ACDSee Photo Manager Disc Data | ACD Systems ACDSee | ACD Systems |
| .V80UPF | ACD Systems | Arquivos de dados | ACDSee Photo Manager Private Folder | ACDSee Photo Manager | ACD Systems |
| .V8O | ACD Systems | Arquivos de dados | ACDSee Offline Media File | ACDSee Photo Manager | ACD Systems |
| .V8P | ACD Systems | Arquivos de dados | ACDSee Photo Manager File | ACDSee Photo Manager | ACD Systems |
| .WBM | Jamie Cameron | Arquivos de complementos | Webmin Module | ACD Systems ACDSee | ACD Systems |
| .WBMP | XnSoft | Arquivos de imagem Raster | Wireless Bitmap Image File | ACD Systems ACDSee | ACD Systems |
| .WMF | Microsoft Corporation | Arquivos de imagem vector | Windows Metafile | ACD Systems ACDSee | ACD Systems |
| .X-PNG | The Pixelmator Team | Arquivos de imagem Raster | Portable Network Graphics | ACD Systems ACDSee | ACD Systems |
| .XBM | Unknown Developer | Arquivos de imagem Raster | X11 Bitmap Graphic | Canvas X | ACD Systems |
| .XIF | Nuance | Arquivos de layout de página | ScanSoft Pagis File | ACD Systems ACDSee | ACD Systems |
| .XPM | XnSoft | Arquivos de imagem Raster | X11 Pixmap Graphic | ACD Systems ACDSee | ACD Systems |
| .~CU | Unknown Developer | Arquivos de sistema | Windows Cursor File | ACD Systems ACDSee | ACD Systems |
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