Notion Plus Widget - Notion Widget Tool
Notion Quote Widget - Free notion widget to embed custom quotes
embadr - The first embeddable widgets library
HelpKit - HelpKit is the best way to create a self-service knowledge base with Notion. It's super fast, optimized for search engines and it also has a embeddable web widget that you can be installed on your website.
Notion Quick Entry Widget - A Shortcut to allow you to add items to a specified Notion database as quickly as possible.
MD Vinyl - Vinyl widgets for Apple music