This plugin hasn’t been tested with the latest three major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

ES Custom Fields Interface Version: 3.20


This plugin adds form element(s) in Write Post panel and/or Write Page panel, which act as a custom field(s) of Post and/or Page.
The custom fields are of this types: fieldset, checkbox, radio, select, textarea, textfield, filefield, imagefield, datefield.


This plugin supports the following types of form element:
fieldset, checkbox, radio, select, textfield, textarea, filefield, imagefield.
To specify the custom fields, edit the file “config.txt”


This plugin takes the idea from
“rc: custom_field_gui” (Author: Joshua Sigar, See
“Custom Field Gui Utility” (Author: Tomohiro Okuwaki, See;

used part of the code as mentioned in the source.



  • This screen shot description corresponds to screenshot-1.png File config.txt :
  • This is the second screen shot screenshot-2.png
  • This is the second screen shot screenshot-2.png This example adds form elements only in Write Post panel


Unpack the file “”
For change language copy language.xx in language.js (partial translation)
Upload the folder “es-custom-fields-interface” to “wp-content/plugins/.”
Activate from WP’s Plugin Management page.


This plugin use custom database?

No. This plugin use standard database of WordPress.


There are no reviews for this plugin.

Contributors and Developers

“ES Custom Fields Interface Version: 3.20” is open source software. The following people have contributed to this plugin.


Change Log


  • Added categories list, tags list, pages list, posts list.


  • Added fieldset type.
  • Added datefield type.
  • Added childs fields inside of checkbox, radio and select.


  • Added to filefield support for file Open Office Write .odt, .ott, .sxw, .stw
  • Added to filefield support for file Open Office Calc .ods, .ots, .sxc, .stc


  • First version.