This is an drag & drop widget for syntax highlighting of code blocks.
Code Block Syntax Highlighter for Elementor is an Elementor widget which adds code blocks with prism.js syntax highlighting to your website.
All languages and themes of Prism.js 1.22.0 are supported.
Create a feature request on GitHub: https://github.com/thorstenalpers/wp-plugin-code-block-for-elementor/issues
Currently there is no admin UI, but you could modify the code-block.php file from line 101 to 406 of this plugin, so that you see only a few languages.
Improved description
Added: Initial release