Userscripts.org

Adds a context link under reddit comments for easy linking

adds buttons to insert HTML in to comments and escape html characters

Provides a killfile for certain blogs. Covers livejournal, haloscan comments, most typepad blogs, most blogspot blogs, scienceblogs.com, and more as I add them. Trolls can be killfiled with a single click.

Allows you to collapse and expand comments

Stop feeding comment at xiaonei.com

Customize YouTube's Player Page

For those of us who constantly use userscripts; this script improves the textbox interfaces.

Simplify URLs automatically (using http://migre.me) when you change textareas. Useful for twitter, blog comments, etc.

Mouse over "parent" link to show parent comment.

Removes comments with a link to the comments either automatically or with a link (edit option in source)

Adds a textarea to the bottom of any page of comments where there isn't one already to fix the quote links.

Shows the rating of each script

Adds a few nifty Youtube enhancements.

Check when a particular user commented/faved a photo of your for the last time

Adds "First Page" and "Last Page" to the comment-page-links on Deviations pages.

When editing your Comment Signature, this userscript shows how many more characters you can type.

Allows you to preview your Comment Signature while editing it.

Adds a set of links on small images. More links and features!

On opening a blog on Guardian's cricket section, this script loads all the comments below the blog on the same single page, avoiding the trouble of clicking through multiple pages of 50 comments. See description for removing ads/images/unwanted el...

Inserts a link into comment field with title fetched from link url.

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Auto comment the place where you come from

Exchange GeenStijl.nl comment system. Updated 10-01-2009 18:00 [v1.5 Beta]. THIS SCRIPT IS INACTIVE AND NO SUPPORT IS GIVEN UNTIL IT'S UPDATED!

Button to quote peoples comments. Updated 10-01-2009 17:45 [v1.3 Beta]. THIS SCRIPT IS INACTIVE AND NO SUPPORT IS GIVEN UNTIL IT'S UPDATED!

Displays html comments at the bottom of the page

Do you have theists flaming you in the comments on your WordPress blog? This script will give you a button on the Edit Comment screen to replace theistic language with Lovecraft references. See source code for details.

Displays a "permalink" to all comments, making linksharing on userscripts much easier

Automatically places the cursor in the comment box when the comment page loads. It also selects the Post Comment Button automatically when you reach the comment confirmation page except for when a CAPTCHA appears, in which case the cursor is autom...

Adds (reply) under buddy icon in every comment in a flickr photo/group discussion. Clicking (reply) inserts into the reply html-code that displays the commenter's username and backlinks to the comment being replied to.

Dynamic comments in RLSLOG.NET!!! No need to open every post to view the comments