> For the complete documentation index, see [llms.txt](https://learn.totalcross.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.totalcross.com/documentation/guides/package-your-app-from-scratch/totalcross-sdk.md).

# TotalCross SDK

{% hint style="warning" %}
**Make sure you have the** [**Java SE Development Kit (JDK)**](https://app.gitbook.com/@totalcross/s/playbook/learn-totalcross/getting-started/basic-requirements#install-java-se-development-kit-jdk) **installed.**
{% endhint %}

### Download SDK

**Access this**[ **website**](http://www.superwaba.net/SDKRegistrationService/)

[![](https://lh4.googleusercontent.com/XGDkS9ckDHTInGeZVCKPC1aSwdqqUFE0uc84WrCyYdakYZ793u0j8krhfqp0hAZZHRKoL6T-D76S2uvrzkaP4YS7gMKP7SpPPrU_2t_ideor-ZYqJXy23icMKkSH8JI4qqX6-7LG)](http://www.superwaba.net/SDKRegistrationService/)

**After logging into the website, you can download TC SDK**

![](https://lh5.googleusercontent.com/-wzvsRGNjvCtEvheiHjY-9NXxQAaUQ5yAmc4ne7wMb_lxkMoWzZ71797s45gdRnboICn3l9VouXFLUECIY4wkj7kpBI-duHcWEhVTu9VAE95sPTZptQkO1zTkKQUu96mPqfOETFe)

**Download the .zip version of TotalCross SDK and put in** <br>