> For the complete documentation index, see [llms.txt](https://docs.dataclearinghouse.org/dch-2.0-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.dataclearinghouse.org/dch-2.0-documentation/welcome-to-dch.md).

# Welcome to DCH

Whether you're getting a feel for the product, ready to build, or need to validate a decision, the training hub provides the guides, developer documentation and API references you need to get the most value out of DCH.

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To see what is new with DCH, go [here](/dch-2.0-documentation/whats-new.md).
{% endhint %}

## What is Data Clearing House? 

[Data Clearing House](https://dataclearinghouse.org/v2/dashboard/) (DCH) is a data integration, management, and application enablement platform. It is a single location for accessing a wide range of energy and building data. The DCH connects Internet of Things (IoT) systems from buildings and supports complex data analytics. 

<figure><img src="/files/rK25boSTHE7evoOBP4P1" alt=""><figcaption><p>DCH Bird's Eye View</p></figcaption></figure>

## Some useful sections:

[Inviting new users](/dch-2.0-documentation/admin/managing-users/inviting-users.md)

[Connecting building data](/dch-2.0-documentation/si-docs/dch-onboarding-timeseries-data/dch-timeseries-onboarding-process.md)

[Model construction](/dch-2.0-documentation/si-docs/dch-onboarding-brick-model-construction/overview.md)

[Querying building model(s)](/dch-2.0-documentation/walkthroughs/finding-points.md#walkthrough-findingpoints-findingpointsviaquery)

[Our walkthroughs](https://docs.dataclearinghouse.org/dch-2.0-documentation/walkthroughs/)

[Recent changes (changelog)](/dch-2.0-documentation/changelog.md)