Embedly - Embedly helps publishers and consumers manage embed codes from websites and APIs.
Microlink - Extract structured data from any website
embed.tube - embed.tube it's a multi provider embed code generator, it works with YouTube, Vimeo, Dailymotion and many other audio and video providers. Supports responsiveness, video looping, time of start or end video, and many more options.
Iframely - oEmbed proxy. Supports over 1800 domains via custom parsers, oEmbed, Twitter Cards and Open Graph
EmbedPress - EmbedPress lets you embed videos, images, posts, audio, maps and all other types of content into your WordPress site with one-click and showcase it beautifully for the visitors. Classic Editor, Gutenberg & Elementor all supported.
Extracty - Extracty can extract any web data and create an API to the webpage's information.