# Custom Tools 

This section contains documentation for custom tools created by the community to extend Prompt flow's capabilities for specific use cases. These tools are developed following the guide on [Creating and Using Tool Packages](../../how-to-guides/develop-a-tool/create-and-use-tool-package.md). They are not officially maintained or endorsed by the Prompt flow team. For questions or issues when using a tool, please use the support contact link in the table below.

## Tool Package Index 

The table below provides an index of custom tool packages. The columns contain:

- **Package Name:** The name of the tool package. Links to the package documentation.
- **Description:** A short summary of what the tool package does.
- **Owner:** The creator/maintainer of the tool package.
- **Support Contact:** Link to contact for support and reporting new issues.

| Package Name | Description | Owner | Support Contact |  
|-|-|-|-|
| promptflow-azure-ai-language | Collection of Azure AI Language Prompt flow tools. | Sean Murray | taincidents@microsoft.com |
|llmlingua-promptflow|Speed up large language model's inference and enhance large language model's perceive of key information, compress the prompt with minimal performance loss.| LLMLingua Team|llmlingua@microsoft.com|

```{toctree}
:maxdepth: 1
:hidden:

azure-ai-language-tool
llmlingua-prompt-compression-tool
```