100 Best Chrome Extensions: The Ultimate 2026 List

Jan 15, 2026 · AlchemistAI Team

The best Chrome extensions for 2026, hand-tested and grouped by what they actually do. Every entry links to its official home so you can install safely.

Contents 1. AI Assistants2. Writing & Grammar3. Productivity & Tabs4. SEO & Marketing5. Developer Tools6. Privacy & Security7. Ad & Video Enhancers8. Shopping & Deals9. Screenshots & Design10. Learning & Misc

1. AI Assistants

  1. ChatGPT — the all-purpose AI assistant.
  2. Claude — long-context writing & analysis.
  3. Gemini — Google's AI, wired into search.
  4. Perplexity — AI answer engine with sources.
  5. Monica — AI chat & copilot on any page.
  6. Merlin — one-keystroke AI anywhere.
  7. Sider — sidebar AI for reading & writing.
  8. MaxAI — multi-model AI in one click.
  9. Harpa — AI web automation & monitoring.
  10. Glasp — AI highlighter & note summarizer.

2. Writing & Grammar

  1. Grammarly — grammar, tone & clarity.
  2. QuillBot — paraphrase & summarize.
  3. LanguageTool — multilingual grammar check.
  4. Wordtune — rewrite sentences your way.
  5. ProWritingAid — deep style reports.
  6. Hemingway — make writing bold & clear.
  7. Ginger — grammar + translation.
  8. Notion Web Clipper — save pages to Notion.
  9. Evernote Web Clipper — clip articles to Evernote.
  10. Readwise — sync highlights everywhere.

3. Productivity & Tabs

  1. Momentum — beautiful new-tab dashboard.
  2. Todoist — quick-add tasks anywhere.
  3. TickTick — tasks + habit tracking.
  4. OneTab — collapse tabs, save memory.
  5. Session Buddy — save & restore tab sessions.
  6. Toby — tab collections for work.
  7. Workona — workspace & tab manager.
  8. Clockify — one-click time tracking.
  9. Toggl Track — effortless timers.
  10. RescueTime — automatic focus analytics.

4. SEO & Marketing

  1. vidIQ — YouTube SEO & keywords.
  2. TubeBuddy — YouTube channel toolkit.
  3. Keywords Everywhere — keyword data in search.
  4. Ahrefs SEO Toolbar — on-page & backlink checks.
  5. Semrush — competitive SEO insights.
  6. MozBar — authority metrics anywhere.
  7. Ubersuggest — free keyword ideas.
  8. Similarweb — traffic & audience intel.
  9. Hunter — find verified emails.
  10. BuzzSumo — discover shareable content.

5. Developer Tools

  1. React Developer Tools — inspect React trees.
  2. Vue.js devtools — debug Vue apps.
  3. Redux DevTools — time-travel state.
  4. Wappalyzer — reveal site tech stacks.
  5. BuiltWith — full technology lookup.
  6. ColorZilla — eyedropper & gradients.
  7. WhatFont — identify any web font.
  8. CSS Peeper — extract CSS visually.
  9. Octotree — GitHub code tree sidebar.
  10. JSON Viewer — pretty-print JSON.

6. Privacy & Security

  1. Bitwarden — open-source password manager.
  2. LastPass — passwords & autofill.
  3. 1Password — secure family passwords.
  4. Privacy Badger — blocks invisible trackers.
  5. uBlock Origin — efficient wide-spectrum blocker.
  6. Ghostery — tracker & ad privacy.
  7. Disconnect — stop hidden tracking.
  8. HTTPS Everywhere — force encryption.
  9. ClearURLs — strip tracking params.
  10. Cookie AutoDelete — auto-clean cookies.

7. Ad & Video Enhancers

  1. AdBlock — the classic ad blocker.
  2. AdBlock Plus — configurable blocking.
  3. SponsorBlock — skip YouTube sponsors.
  4. Dark Reader — dark mode everywhere.
  5. Picture-in-Picture — float videos while browsing.
  6. Volume Booster — amplify quiet audio.
  7. Enhancer for YouTube — supercharge playback.
  8. Loom — instant screen recordings.
  9. Nimbus Capture — screen & video capture.
  10. Screenity — open-source recorder.

8. Shopping & Deals

  1. Honey — auto-apply coupon codes.
  2. Rakuten — cash back at 3,500+ stores.
  3. Capital One Shopping — price comparison & credits.
  4. Keepa — Amazon price history charts.
  5. CamelCamelCamel — Amazon price tracker.
  6. Coupert — coupons + cash back.
  7. Piggy — auto coupons & rewards.
  8. Shoptagr — wishlist & price alerts.
  9. Lolli — earn Bitcoin back.
  10. BeFrugal — high cash-back rates.

9. Screenshots & Design

  1. Awesome Screenshot — capture + annotate.
  2. GoFullPage — full-page screenshots.
  3. Lightshot — fast shareable captures.
  4. Font Ninja — identify & test fonts.
  5. Muzli — design inspiration feed.
  6. TinEye — reverse image search.
  7. Search by Image — reverse search any image.
  8. Image Downloader — bulk-save images.
  9. Droplr — screenshot & file sharing.
  10. ColorZilla Pro — palette from any page.

10. Learning & Misc

  1. Google Translate — instant page translation.
  2. Eightify — YouTube video summaries.
  3. Speechify — listen to any text.
  4. Forest — stay focused, grow trees.
  5. StayFocusd — limit time-wasting sites.
  6. Block Site — block distracting pages.
  7. Tab Resize — split-screen layouts.
  8. Dualless — two-window split made easy.
  9. Fake Filler — auto-fill test forms.
  10. Window Resizer — test responsive sizes.

Which extensions did we miss? Submit a tool or browse our full AI directory.