Pooja Parmar

Easily download any installed theme or plugin as a ZIP file directly from your WordPress admin dashboard. Adds a “Download” button to the Plugins and Themes screens for quick backups or migration. Now with bulk download support!
Features: 
* Download individual plugins and themes with a single click 
* Bulk download multiple plugins or themes at once 
* Organized ZIP structure for easy installation 
* Administrator-only access for security

Download Helper

Download Helper is a lightweight WordPress plugin that lets you manage and organize downloadable files directly from your dashboard.

VDmitryV

This plugin allows developers to use the WordPress WYSIWYG editor for their own 
fields during plugin/theme development, for example – for Custom Post Types. 
Code is based on WordPress the_editor code.
Sponsored by GlobalBases.com GmbH WebBases & WebSoftware http://www.globalbases.com
PLEASE NOTE: Plugin is in alpha stage of development, so don’t expect it to be fully working. Don’t expect anything.
Known limitations: working only on post create/edit pages

WYSIWYG Helper

Plugin for developers that want to use WYISIWYG in their plugins/themes.

Download Helper vs WYSIWYG Helper