Denis

Allows your users to add posts with images by anonymous, without any registration and authorization. 
From any page of your blog, where you place the form.
<ul>
<li>You can disable image upload option at plugin options page.</li>
<li>You can set your own template for generating post. Simply from options page.</li>
</ul>
<h3>Thanks</h3>
Uses <a href="http://blueimp.github.io/jQuery-File-Upload/" title="jQuery File Upload" rel="nofollow ugc">jQuery File Upload</a> by Sebastian Tschan for image transfer.

Azz Anonim Posting

Allows your users to add posts with images by anonymous, without any registration and authorization.

carlosfazenda

The Fast Page & Post Duplicator plugin lets you make a copy of any post or page in WordPress with one click.
It makes a copy of the original content so you can use the same layouts, formatting and structure again without having to start from scratch.
This plugin is simple and fast. It makes managing content easier.
It is great for:
<ul>
<li>Using the same page layouts</li>
<li>Making versions of landing pages</li>
<li>Copying posts to update or translate them</li>
<li>Making copies of templates quickly</li>
</ul>
<h3>Features</h3>
✔ Duplicate posts with one click 
✔ Duplicate pages with one click 
✔ It copies the content, title and settings 
✔ Keeps the structure and formatting as the original post 
✔ Fast and simple 
✔ With a simple interface in the WordPress post list
New things in recent versions:
✔ See what you have cloned recently 
✔ View statistics on who is cloning what 
✔ Check history of all the clones you have made
<h3>How it works</h3>
<ol>
<li>Install and activate the Fast Page & Post Duplicator plugin.</li>
<li>Go to Posts → All Posts or Pages → All Pages.</li>
<li>Move your mouse over any item in the list.</li>
<li>Click Clone.</li>
<li>The copied content will open as a draft. You can edit and publish it.</li>
</ol>
<h3>Why use Fast Page & Post Duplicator?</h3>
Making pages from scratch can take a time.
With the Fast Page & Post Duplicator plugin you can make a copy of existing content. Change it which saves you time and makes sure your site looks consistent.
The Fast Page & Post Duplicator plugin works with the WordPress admin interface and does not need any special setup.

Fast Page & Post Duplicator

Make a copy of posts and pages with just one click.

Azz Anonim Posting vs Fast Page & Post Duplicator