data/develop/api-reference/custom-components/_index.md

metadata

title: Custom components
slug: /develop/api-reference/custom-components

Custom components

Declare a component

Create and register a custom component.

st.components.v1.declare_component(
    "custom_slider",
    "/frontend",
)

HTML

Display an HTML string in an iframe.

st.components.v1.html(
    "<p>Foo bar.</p>"
)

iframe

Load a remote URL in an iframe.

st.components.v1.iframe(
    "docs.streamlit.io"
)