Analyze keyword ranking for "checker"

Get notifications, read, listen to or delete emails without opening Gmail and easily manage multiple accounts.

With this extension you can check text with the style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.

Shows the float value, paint seed, and screenshots of Counter-Strike (CS:GO & CS2) items on the Steam Market or Inventories

Very lightweight Firefox 57+ (WebExtension) Compatibile Gmail checker Add-On. Onclick: open GMail. English version.

From blank page to polished draft, Grammarly’s AI helps you write faster and stronger. Get real-time grammar fixes, tone transformations, and instant content generation right where you write in Firefox.

This is a real time spell checker for Hindi, supported on Firefox, Thunderbird, and Seamonkey.

A private grammar checker for 21st Century English

The easiest and simplest way to check for PlugIn-Updates. Never forget to install the newest safe versions.

Checks for compliance with the contrast levels of foreground and background colors combination based on the requirements of WCAG 2.2

Explore the web and lookup articles you find on Ground News

Check the quality of your proxies' IPs in bulk.

Opens your Gmail inbox when you click the button.

A SEO tool to find broken (404) and redirected (301, 307, 308) links in all frames

Jumpstart your web accessibility efforts directly in Firefox. Is your web page accessible for everyone? Assess the accessibility of your web pages conveniently in Mozilla Firefox browser with the Siteimprove Accessibility Checker.

This plugin allows you to check any file you are about to download, any page you are about to visit with online version of Dr.Web anti-virus.

Check if the current url has been submitted to reddit.

Kannada Spell Checker

Gujarati Spell Checker

Telugu Spell Checker

Press Ctrl + Space to spawn the menu. Navigate: J and K. Select word: Space/Tab or Enter. Close menu: Q or Esc.

See your next events, get meeting notifications and snooze events without opening the Google Calendar page!

Redirect Link Checker will check all links on your page to find broken and redirect links

A web developer tool that checks web applications for accessibility issues.

Armenian spell checker dictionary