shunk

This plugin generates table tags with simple operations. 
You can merge cells by dragging and clicking, and enter the characters directly in the table. 
VERY EASY!
<h4>How to use</h4>
<ol>
<li>First, please choose the size of the table (rows and columns). You can type on the keyboard a number, click on the spinner, or turn the mouse wheel.</li>
<li>If you want to use <th> element instead of <td> element (or vice versa), please drag to select the cells you want to convert, and click on the “td ↔ th” button.</li>
<li>If you want to merge cells, please drag to select them and click the “merge” button. Merged cells can be undone in the “split” button.</li>
<li>If you enter characters in the table, please click the “chars” button, and be set to an input mode. When you are done, please click on the “output” button.</li>
<li>To apply the CSS, it is possible to set the class attributes for the cells.</li>
<li>All operations can be undone by clicking the “undo” button.</li>
<li>When the table is complete, please click on the button “Insert into post”.</li>
</ol>

WP Table Tag Gen

This plugin generates table tags with simple operations.

Marco Milesi

WP Attachments enhances the download experience and file management in WordPress. It automatically displays attachments in your posts and pages, so you don’t need to manually insert download links. 
Easily attach, unattach, or reattach files directly from the media library.
Key Features: 
– 🤖 Automatically displays attachments after post content 
– ℹ️ Backend metabox for managing attachments 
– 🔃 Quick Attach, Unattach, and Reattach actions in the Media Library 
– 🔢 Download counter with anti-spam and logged-in user filtering 
– 🧑‍💻 Developer hooks and filters for customization 
– 🛍️ WooCommerce compatible 
– 🎨 Five icon packs to choose from 
– 📜 Supports posts, pages, and custom post types 
– 🎢 Customizable themes (title, date, size, caption, and more)
<a href="https://www.youtube.com/watch?v=J7gf0hxl_z8" rel="nofollow ugc">Video Overview</a>
<h3>Contributions</h3>
<ul>
<li>Part of <a href="http://www.wpgov.it" rel="nofollow ugc">WPGov.it</a>, providing open source solutions for Italian Public Government websites.</li>
<li>Thanks to the Italian community <a href="http://www.porteapertesulweb.it" rel="nofollow ugc">Porte Aperte sul Web</a> for beta testing and ideas.</li>
<li>Metabox based on <a href="https://wordpress.org/plugins/ij-post-attachments/" rel="ugc">IJ Post Attachments</a></li>
<li>Some icons by <a href="http://p.yusukekamiyamane.com/" rel="nofollow ugc">Yusuke Kamiyamane</a>.</li>
</ul>

WP Attachments

Nice and useful plugin. The only downside is that it lacks a setting to show image thumbnails instead of a generic image icon in the edit metabox.

Show thumbnails instead of icons in metabox

A powerful solution to manage and display your WordPress media attachments in posts and pages.

WP Table Tag Gen vs WP Attachments