daronspence

This plugin allows you to set default tags for your new blog posts. It only works on new posts, and it only works for the default blog post type (<code>post</code>).
New default tags are added in a comma separated list on the tag edit screen, usually located under <code>Posts > Tags</code>.
If you like this plugin, you should <a href="https://paypal.me/daronspence" rel="nofollow ugc">buy me a beer</a> and leave a comment on the official WordPress plugin page.

Default Post Tags

This plugin allows you to set default tags for your new blog posts.

Marzio Carro

Adds categories and tags functionality for your pages.
This plugin addsthe ‘post_tag’ and the ‘category’ taxonomies, which are the names of the existing taxonomies used for tags and categories the Post type ‘page’.
This enables the categories metabox and the tags metabox in the New or Edit Page interface.
The plugin has no settings, does not alter the database and only uses hooks to 
achieve it’s goal. It works perfectly fine with Multisite installations.
This plugin WILL NOT add any display of categories or tags to your template files.
Plugin’s website: <a href="http://technotes.marziocarro.com/category/wordpress-plugins/" rel="nofollow ugc">http://technotes.marziocarro.com/category/wordpress-plugins/</a>
Author’s website: <a href="http://technotes.marziocarro.com/" rel="nofollow ugc">http://technotes.marziocarro.com/</a>

Category Tag Pages

Wonderful functionality

Yes, it works. Uses very few lines of code and it's a simple and safe solution to have categories and tags in pages.

It works

Adds categories and tags functionality for your pages.

Default Post Tags vs Category Tag Pages