Chrome extensions
98 extensions, 61 of them live on the Chrome Web Store, Edge Add-ons or Firefox Add-ons. Each has a page covering what it does, the permissions it declares, and where to install it.
Most installed
SEO Toolkit5K+ usersAll-in-one SEO analysis: on-page score, SERP preview, keyword density, broken links, heading structure, and meta tag viewer.
Developer tools
GitHub 한국어 (GitHub Korean)3K+ usersTurns GitHub's menus, buttons and settings labels into Korean as the page loads. Dev terms stay in the form you actually say, plus release and status alerts.
Tools
KoreaDropdown800+ usersA Chrome extension that automatically selects 'Korea' in dropdown menus on websites.
Tools
Eye Rest Reminder78 usersReminds you to rest your eyes and prevent digital eye strain with gentle break reminders.
Productivity
Quick Memo74 usersA simple and elegant memo extension for your browser
Productivity
Sword Growth55 usersA sword enhancement game on your new tab page.
Fun
YouTube Detox47 usersRemoves recommended videos from YouTube homepage and video pages.
Productivity
Reaction Time Test - New Tab Game42 usersTest your reaction speed on every new tab.
Fun