Automatically add relevant tags to new posts.
As of April 2026, Auto-tags is a WordPress tag plugin with 200 active installations and a 4.1/5 rating from 20 reviews. It has been downloaded 101K+ times in total. Requires WordPress 3.0+ and PHP false+. Available on WordPress.org since 2009. Last updated 13 years ago — may have compatibility concerns. Top alternative: Pages with category and tag.
This plugin uses the yahoo.com API to find the most relevant keywords from the content of your post, and then adds them as tags.
The tagging is fully automatic, so if you’re using a plugin like feedwordpress to display RSS feeds on your blog as posts, everything will get done as the feed posts are published. No user intervention necessary!
| WordPress | 3.0+ requiredTested up to 3.4.2 |
| PHP | false+ required |
V. 0.5.1 Per post tag blacklist, per post enable/disable switch, tag pages and/or posts, retag all posts
V. 0.5 Remove support for deprecated tagthe.net API, wordpress 3.4 compatible, simplify options
V. 0.4.3 Bug fix release
V. 0.4 Added item to configuration page to choose whether the tags are appended to preexisting ones or overwrite them
Numerous bug fixes.
V. 0.2 Added configuration page to choose number of tags retrieved from each service.
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.