# RESX
> Localization format for .NET apps
URL: https://store.crowdin.com/resx
Category: File Formats
Type: System
Author: Crowdin
RESX is a natively supported file format, you can use it without an additional installation. Just upload it to your projects and start the localization.
## File Format Details
| Attribute | Value |
| --------- | ----- |
| File Extension | .resx |
| [API Type](https://developer.crowdin.com/api/v2/#operation/api.projects.files.post) | resx |
| Source can be edited in Crowdin | Yes |
| Generating translated files via [Bundles](https://support.crowdin.com/bundles/) | [Search Crowdin Store](https://store.crowdin.com/tags/string-exporter) |
| Supports pluralization | Yes |
| WYSIWYG Preview in the editor | No |
| Supported types of contextual information | Text comments, Screenshots |
| Custom attributes | No |
| Existing translations import possibility | Key-value mapping |
## Sample File
```xml
String for translation 1
Context for string 1
```
## Translating RESX
**Comments**
```
hello
Context for string
```