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The siddhi extensions supported for WSO2 SP are shipped with WSO2 SP by default. If you need to download and install a different version of an extension, follow the sections below.

Downloading Siddhi extensions

To download the Siddhi extensions, follow the steps below.

1. Open the Siddhi Extensions page. The available Siddhi extensions are displayed as follows.
   
2. Click on the required extension. In this example, let's click on the IBM MQ extension.
   In the dialog box that appears, enter your e-mail address and click Submit. The extension JAR is downloaded to the default location in your machine (based on your settings).
3. Place the extension JAR you downloaded in the <SP_HOME>/lib directory.

Selecting the extension version based on SP version

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1. If you are not using the latest version of WSO2 SP/CEP/DAS, and you want to select the version of the extension that matches your current product version, expand Version Support in the left navigator for the selected extension. 

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1. Tip

Downloading older extension versions

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1. Each extension has a separate Version Support navigator item for SP, CEP and DAS.

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2. If you need to download an older version of an extension, follow the

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1. substeps below.
   In the Siddhi Extensions page click
   1. Once you have clicked on the
   relevant extension. In the extension page, click
   1. required extension, click on the Older Versions
   tab
   1.  tab. Then click on the link displayed within the tab. 
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      You are directed to the maven central page where all the available versions of the extension are listed.
      
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   2. Click on the relavent version. It directs you to the download page. To download the bundle, click on it.
   
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   Installing Siddhi extensions

   To install the Siddhi extension in your WSO2 SP pack, place the extension JAR you downloaded in the <SP_HOME>/lib directory.