This is a core block and thus available by default in Gutenberg WordPress editor. No download required.
The WordPress Embeds Block in Gutenberg allows you to embed videos, images, tweets, audio, and other content from external sources. Beside the embeds block, there are also many specific embeds blocks for popular services like Youtube, Vimeo, etc. Basically, when you enter a URL which matches one of the available embed blocks, it converts it to that particular embed block automatically.
Embeds Block Feature
The embeds block toolbar has alignment options mostly. And there are no options in the sidebar settings panel for now. The other service-specific embeds blocks available in WordPress are as follows.
- Funny or Die
This is how a youtube embed looks in Gutenberg frontend.
Embed block added in Gutenberg editor.
Embed block options.