> For the complete documentation index, see [llms.txt](https://developer.harness.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.harness.io/internal-developer-portal/3.0/new-to-idp.md).

# New to IDP?

- [Overview](https://developer.harness.io/internal-developer-portal/3.0/new-to-idp/overview.md): A home for developers to create, manage, and explore software.
- [What's supported in Harness IDP](https://developer.harness.io/internal-developer-portal/3.0/new-to-idp/whats-supported.md): Lists the plugins, git providers, and third-party integrations supported in IDP.
- [Get Started with Harness IDP](https://developer.harness.io/internal-developer-portal/3.0/new-to-idp/get-started.md): Get started with Harness IDP by configuring Git integrations, setting up your software catalog, and creating self-service workflows.