Comment Invitation Near the End of Posts
Asks readers a question near the end of each post (after 80% of the content) and links straight to the comment form.
Snippet Library
Comments snippets for WordPress
Snippets for WordPress comments: fight spam, close comments on old posts, remove the website field, change the comment form and moderate faster. For bloggers and publishers who want useful discussions without the noise.
Disable Pingbacks and Trackbacks
Closes pings on all content, removes the X-Pingback header and the XML-RPC pingback methods. Regular comments are not affected.