| .ALX | BlackBerry | Pliki konfiguracyjne | BlackBerry Application Loader XML File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .BSH | Open Source | Pliki wydawcy | BeanShell Script | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .CLASS | Oracle Corporation | Pliki wydawcy | Java Class File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .CXX | Embarcadero Technologies | Pliki wydawcy | C++ Main Source Code File Format | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .EXL | SysTools Solutions | Pliki z danymi | Export Lister File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .HISTORY | The Eclipse Foundation | Pliki wydawcy | Eclipse IDE Local History Data | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .INDEX | The Eclipse Foundation | Pliki z danymi | Eclipse Help Index | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .J | Oracle Corporation | Pliki wydawcy | Java Source File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .JAV | Oracle Corporation | Pliki wydawcy | Java Source Code | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .JAVA | Oracle Corporation | Pliki wydawcy | Java Source Code | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .JKS | Oracle Corporation | Pliki zakodowane | Java Keystore File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .JSP | Oracle Corporation | Plik Web | Java Server Page | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .JSPF | Oracle Corporation | Pliki wydawcy | Java Server Page Fragment | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .KEYSTORE | Oracle Corporation | Pliki zakodowane | Java Keystore File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .KM3 | The Eclipse Foundation | Pliki wydawcy | Kernel MetaMetaModel File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .KS | Debian | Pliki systemowe | Kickstart File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .LAUNCH | Rogue Wave | Pliki konfiguracyjne | Zend Studio Debugger Configuration Data | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .PROPERTIES | Mojang | Pliki gier | Minecraft Properties File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .TLD | The Eclipse Foundation | Pliki wydawcy | Tag Library Descriptor File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .UML | Visual Object Modelers | Pliki wydawcy | UML Data Object Model | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .UMLCLASS | The Eclipse Foundation | Pliki wydawcy | UML Class Model | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .XBD | Xerox | Pliki z danymi | DocuWorks Binder File | Eclipse IDE for Java Developers | The Eclipse Foundation |
| .XMI | Object Management Group (OMG) | Pliki z danymi | XML Metadata Interchange File | Eclipse IDE for Java Developers | The Eclipse Foundation |
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