| .ADP | Microsoft Corporation | Pliki z bazami danych | Access Project Extension | Microsoft Edge | Microsoft Corporation |
| .AP | Fifth Generation Systems | Plik Web | Active Page | Microsoft Edge | Microsoft Corporation |
| .ASHX | Microsoft Corporation | Plik Web | ASP.NET Web Handler File | Microsoft Edge | Microsoft Corporation |
| .ASP | Microsoft Corporation | Plik Web | Active Server Page | Microsoft Edge | Microsoft Corporation |
| .ASPX | Microsoft Corporation | Plik Web | Active Server Page Extended ASP.NET Script | Microsoft Edge | Microsoft Corporation |
| .AXD | Microsoft Corporation | Plik Web | ASP.NET Web Handler File | Microsoft Edge | Microsoft Corporation |
| .BOK | Pearson | Pliki z danymi | TestGen Testbank File | Microsoft Edge | Microsoft Corporation |
| .BTF | Bank of America | Pliki z danymi | NationsBank Check Images | Microsoft Edge | Microsoft Corporation |
| .BTIF | Bank of America | Pliki z danymi | NationsBank Check Images | Microsoft Edge | Microsoft Corporation |
| .CDF | Wolfram Research | Pliki z szatami graficznymi | Computable Document Format File | Microsoft Edge | Microsoft Corporation |
| .CHL | Leadtek Research | Pliki konfiguracyjne | WinFast PVR2 Channel List | Microsoft Edge | Microsoft Corporation |
| .DML | Sybase, Inc | Plik Web | DynaScript File | Microsoft Edge | Microsoft Corporation |
| .DO | Unknown Developer | Plik Web | Java Servlet | Microsoft Edge | Microsoft Corporation |
| .ECE | Escenic | Plik Web | Escenic Dynamic Web Page | Microsoft Edge | Microsoft Corporation |
| .GNE | Ludicorp | Plik Web | Flickr Web Page | Microsoft Edge | Microsoft Corporation |
| .HT | Hilgraeve Inc | Pliki konfiguracyjne | HyperTerminal Session File | Microsoft Edge | Microsoft Corporation |
| .HTA | Microsoft Corporation | Pliki wykonywalne | HTML Application | Microsoft Edge | Microsoft Corporation |
| .HTM | Various Developers | Plik Web | Hypertext Markup Language File | Microsoft Edge | Microsoft Corporation |
| .HTML | Various Developers | Plik Web | Hypertext Markup Language File | Microsoft Edge | Microsoft Corporation |
| .HTMLS | Open Source | Plik Web | HTML With Server-Side Include | Microsoft Edge | Microsoft Corporation |
| .IHTML | Mozilla | Plik Web | Inline HyperText Markup Language File | Microsoft Edge | Microsoft Corporation |
| .J | Oracle Corporation | Pliki wydawcy | Java Source File | Microsoft Edge | Microsoft Corporation |
| .JHTML | Oracle Corporation | Plik Web | Java HTML Web Page | Microsoft Edge | Microsoft Corporation |
| .JPG-LARGE | Zoner Software | Pliki z grafiką rasterową | Large JPEG Image | Microsoft Edge | Microsoft Corporation |
| .JS | NetScape | Plik Web | JavaScript File | Microsoft Edge | Microsoft Corporation |
| .JSCRIPT | NetScape | Plik Web | JavaScript File | Microsoft Edge | Microsoft Corporation |
| .JSP | Oracle Corporation | Plik Web | Java Server Page | Microsoft Edge | Microsoft Corporation |
| .JSPA | Xinox Software | Plik Web | Java Servlet Alias | Microsoft Edge | Microsoft Corporation |
| .JVS | Opera Software | Plik Web | JavaScript Proxy Autoconfig File | Microsoft Edge | Microsoft Corporation |
| .MAP | id Software | Pliki gier | Quake Engine Map File | Microsoft Edge | Microsoft Corporation |
| .MHTM | Microsoft Corporation | Plik Web | Mime HTML (MHTML) File | Microsoft Edge | Microsoft Corporation |
| .MHTML | Microsoft Corporation | Plik Web | Mime HTML (MHTML) File | Microsoft Edge | Microsoft Corporation |
| .MSPX | Microsoft Corporation | Plik Web | Microsoft ASP.NET Web Page | Microsoft Edge | Microsoft Corporation |
| .PARTIAL | Microsoft Corporation | Nietypowe Pliki | Internet Explorer Partially Downloaded File | Microsoft Edge | Microsoft Corporation |
| .PHP5 | Open Source | Plik Web | PHP 5 Web Page | Microsoft Edge | Microsoft Corporation |
| .PHT | Microsoft Corporation | Plik Web | Partial Hypertext | Microsoft Edge | Microsoft Corporation |
| .PHTM | The Catalina Group | Plik Web | PHP-Based Web Page | Microsoft Edge | Microsoft Corporation |
| .PSP | Corel Corporation | Pliki z grafiką rasterową | PaintShop Pro Image | Microsoft Edge | Microsoft Corporation |
| .RHTML | Yukihiro “Matz” Matsumoto | Plik Web | Ruby HTML Web Page | Microsoft Edge | Microsoft Corporation |
| .RJS | Yukihiro “Matz” Matsumoto | Plik Web | Ruby Javascript File | Microsoft Edge | Microsoft Corporation |
| .RMT | The Catalina Group | Pliki systemowe | Router Firmware File | Microsoft Edge | Microsoft Corporation |
| .SDL | Microsoft Corporation | Pliki wydawcy | Service Description Language File | Microsoft Edge | Microsoft Corporation |
| .SHT | The Document Foundation | Plik Web | HTML File With Server Side Includes | Microsoft Edge | Microsoft Corporation |
| .SHTM | Opera Software | Pliki wideo | HTML Server Side Include File | Microsoft Edge | Microsoft Corporation |
| .SHTML | Sublime HQ Pty Ltd | Plik Web | Server Side Include HTML File | Microsoft Edge | Microsoft Corporation |
| .SSH | Microsoft Corporation | Plik Web | Microsoft Internet Explorer Style Sheet | Microsoft Edge | Microsoft Corporation |
| .STM | Microsoft Corporation | Pliki z danymi | Exchange Streaming Media File | Microsoft Edge | Microsoft Corporation |
| .VRT | Superscape | Plik Web | Virtual World | Microsoft Edge | Microsoft Corporation |
| .WEBM | Google | Pliki wideo | WebM Video File | Microsoft Edge | Microsoft Corporation |
| .WOA | Apple | Plik Web | WebObjects Application | Microsoft Edge | Microsoft Corporation |
| .XHT | Open Source | Plik Web | XHTML File | Microsoft Edge | Microsoft Corporation |
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