> For the complete documentation index, see [llms.txt](https://docs.theiamarkerless.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.theiamarkerless.com/theia3d-documentation/theia-self-service-portal/downloads-page.md).
# Downloads Page
The Downloads page provides access to the software installers that are available based on the licenses associated with your account.
Each software product is displayed within its own panel where different versions of the product are available for download. To download the software product, select the product and click Download.
**Theia3D package downloads** provide the installer for Theia3D and Theia3D Batch applications.
**Theia3D Engines package downloads** provide an installer that can be used to quickly build the engines used by Theia3D. This installer can be run after Theia3D has been installed, but before running it the first time.
{% hint style="warning" %}
**Note:**
For Theia3D Axiom v2025 and later, engines are constructed automatically for all graphics cards—no engine installers are required.
For Theia3D Apollo v2024 and earlier, engine installers are available for RTX 3090 and RTX 4090 graphics cards. Engines for all other graphics cards are generated automatically the first time Theia3D is run.
{% endhint %}
---
# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.
## Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.
Perform an HTTP GET request on the current page URL with the `ask` query parameter, and the optional `goal` query parameter:
```
GET https://docs.theiamarkerless.com/theia3d-documentation/theia-self-service-portal/downloads-page.md?ask=&goal=
```
`ask` is the immediate question: it should be specific, self-contained, and written in natural language.
`goal` is optional and describes the broader end goal you are ultimately trying to accomplish on behalf of the user. GitBook uses it to tailor the answer towards what is most useful for that goal.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.
Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.
