# Get Started (/docs/get-started)



Before converting your first PDF, it helps to understand what you're producing, what kind of source content works well, and how to get the tool running.

<SectionBanner slug="get-started" />

<StageCards>
  <StageCard slug="get-started/what-is-an-adt" href="get-started/what-is-an-adt" title="What is an ADT?" description="An introduction to Accessible Digital Textbooks." />

  <StageCard slug="get-started/what-is-adt-studio" href="get-started/what-is-adt-studio" title="What is ADT Studio?" description="The open-source tool that turns a PDF into an ADT." />

  <StageCard slug="get-started/what-type-of-content" href="get-started/what-type-of-content" title="What type of content can become an ADT?" description="Which PDFs convert well, and what to check before you start." />

  <StageCard slug="get-started/install" href="get-started/install" title="Installation and minimum requirements" description="Install the desktop app, or run it from source for development." />

  <StageCard slug="get-started/api-keys" href="get-started/api-keys" title="AI providers and costs" description="Why ADT Studio needs an AI provider, and what it costs." />
</StageCards>