Super Auto Refresh

SEO Nofollow links highlighter

Highlight all nofollow links on any site you want. Excellent for SEO purposes.

Rating: Total number of ratings: 2

Помощник диагностики

Rating: Total number of ratings: 14

Web Developer

Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.

Rating: Total number of ratings: 88

CF-Predictor

This extension predicts rating changes for Codeforces. It shows approximate deltas during and after the contest.

Rating: Total number of ratings: 7

Advanced Site Checker

Check your site for issues.

Rating: Total number of ratings: 0