ImTranslator for Chrome, Firefox, and Opera can assist you in translating up to 10,000 characters of text, words, web pages, and phrases from 91 languages via Google, Microsoft, and others.
Read Aloud: A Text-to-Speech Voice Reader for Chrome, Firefox, and Edge will read entire web pages aloud in as little as one click and include support for more than 40 different languages.
Time Tracker is a free browser extension that watches how long you spend on websites, breaks your browsing habits down into actionable charts and summaries, and lets you set daily time limits or site blocks to stay focused and avoid time sinks.
SEOquake for Chrome, Firefox, Edge, and Opera gives free in-browser access to essential SEO metrics, along with other useful tools such as SEO Audit and many others.
Helperbird is a browser-based accessibility and productivity extension that makes reading, writing, and browsing the web easier for everyone, especially folks with dyslexia, visual stress, ADHD, or anyone who wants a more comfortable online experience.
Surfingkeys for Chrome is a free extension that permits you to use Chrome-like VIM for productivity by adding rich shortcuts to click links/switch tabs/scroll pages or capture a full page.
Sweezy Cursors is a Chrome extension that allows you to replace the default cursor with a wide variety of custom cursors. It offers thousands of options, organized into categories, with many featuring animations.