---
title: Build with Theta Docs
description: Theta is an open source tool to streamline app creation and testing with dynamic UIs, without the need for rebuilding.
redirect: https://docs.buildwiththeta.com/en
---

<img src="https://raw.githubusercontent.com/buildwiththeta/buildwiththeta/main/docs/assets/website_cover.jpg" width="400" alt="Theta cover"/>

# Build with Theta
[Theta](https://buildwiththeta.com) is an open source tool to streamline app creation and testing with dynamic UIs, without the need for rebuilding.