WonderPlugin

Wonder Video Embed
WonderPlugin Video Embed is an easy and powerful way to add videos to your WordPress. You can embed your video to the sidebar widget, WordPress posts and pages. It supports YouTube, Vimeo, Wistia and self-hosted MP4/WebM videos. The video player is fully responsive and works on iPhone, iPad, Android, Chrome, Firefox, Safari, Opera, Internet Explorer and Microsoft Edge.
Features
<ul>
<li>Support YouTube, Vimeo, Wistia, iFrame and self-hosted MP4/WebM videos</li>
<li>Work on mobile, tablets and all major web browsers, including iPhone, iPad, Android, Firefox, Safari, Chrome, Opera, Internet Explorer and Edge</li>
<li>Fully responsive</li>
<li>Insert videos to sidebar widget</li>
<li>Insert videos into pages and posts</li>
<li>Play in lightbox popup (working together with our premium plugin <a href="https://www.wonderplugin.com/wordpress-lightbox/" rel="nofollow ugc">Wonder Lightbox</a></li>
<li>Auto lightbox popup on page load</li>
<li>Auto close video popup when the video ends (support YouTube, Vimeo and MP4/WebM videos)</li>
</ul>
Use in Gutenberg Editor
<a href="https://www.wonderplugin.com/wordpress-video-embed-plugin/how-to-use-wonderplugin-video-embed-in-gutenberg-editor/" rel="nofollow ugc">How to use the plugin in the Gutenberg editor</a>
Quick Start Video
<iframe loading="lazy" title="How to insert Videos into a WordPress Page/Post" width="750" height="422" src="https://www.youtube.com/embed/ycMBLd1T7bw?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
<iframe loading="lazy" title="How to insert videos into WordPress Widget" width="750" height="422" src="https://www.youtube.com/embed/mV0ME4GQDEA?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>

Wonder Video Embed

Embed MP4, Youtube, Vimeo, Wistia videos to the sidebar widget, WordPress posts and pages.

Omid Shamloo

since wordpress has the ability to show and play videos and audios by shortcodes,why not use these in widget mode?
all available media shortcodes settings are available in this plugin also.
Features:
<ul>
<li>Simple!</li>
<li>Support Audio and Video</li>
<li>Use wordpress bulitin players</li>
<li>no limits in widgets</li>
</ul>

vidget

use wordpress bulitin video/audio player in widgets

Wonder Video Embed vs vidget