ulfben

Note: This plugin has been superseded by the much improved <a href="https://wordpress.org/extend/plugins/custom-upload-dir/" rel="ugc">Custom Upload Dir</a>.
Daily Upload Dir will:
<ol>
<li>add a daily subdirectory to your upload path</li>
<li>use the current post’s date instead of the current date. (eg: adding files to a post from 2003-03-23 will put the files in <code>/uploads/2003/03/23</code>) 
Copyright (C) 2007 Ulf Benjaminsson (ulf at ulfben dot com).</li>
</ol>
This program is free software; you can redistribute it and/or modify 
it under the terms of the GNU General Public License as published by 
the Free Software Foundation; either version 2 of the License, or 
(at your option) any later version.
This program is distributed in the hope that it will be useful, 
but WITHOUT ANY WARRANTY; without even the implied warranty of 
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
GNU General Public License for more details.
You should have received a copy of the GNU General Public License 
along with this program; if not, write to the Free Software 
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

Daily Upload Dir

Organizes your uploads into year, month and day-based folders. Uses the post's timestamp when creating dirs.

silver530

This plugin allows you to make simple to-do lists for task management. The plugin comes with custom post type allowing you to organize your lists by filtering categories. Whether you are planning an adventure, going to shopping or simply keeping track of your daily to-dos. Also comes with a custom widget allowing you to show lists in any widget location or sidebar.

BossList

Task management system inside WordPress admin.

Daily Upload Dir vs BossList