OtterFixer

OtterFixer Task Board adds a clean task manager inside your WordPress admin, so you can stay organised without leaving the dashboard.
It is ideal for website maintenance, SEO checklists, client tasks, and anyone managing recurring admin work.
Features: 
* Board view with categories, priority, due dates, notes, and optional user assignment 
* Mark tasks complete, recurring tasks create the next occurrence automatically 
* Drag and drop ordering 
* Bulk actions including complete, uncomplete, delete, and save as a template 
* Templates tab with built in templates plus your own saved templates 
* CSV template export and import for templates 
* Activity Log tab with CSV export 
* Quick Tasks dashboard widget 
* Settings for shared or per user mode, overdue notices, widget limit, and category colours

OtterFixer Task Board

glennsjostrom

This plugin allows you to create, share and set reminder for notes and tasks.
Collaborate Notes aims to make it easier, especially for the client, to notify and collaborate with the webmaster/admin without using email.
Inspired by Google Keep.
<h4>Features</h4>
<ul>
<li>Add/edit/delete/complete notes</li>
<li>Set own reminder for notes, sending reminder through email</li>
<li>Assigne notes to multiple users</li>
<li>Assigned user will be notified by email</li>
<li>Mark notes as completed. Similar to a to-do list</li>
<li>Choose if you want to notify assigned users after editing note</li>
<li>Log will display last edit by user and time</li>
</ul>
<h4>Coming soon</h4>
<ul>
<li>Media upload connected to the WordPress Media Upload.</li>
</ul>

Collaborate Notes

Lightweight notes and tasks management. Share important notes and tasks with your webmaster, clients and users.

OtterFixer Task Board vs Collaborate Notes