100 Browser Extensions for Focus, Research, Security, and Everyday Work

Ardelia Team · September 27, 2026 · 4 min read

Browser extensions can turn a familiar browser into a more deliberate workspace. For a solo founder, the useful ones are not necessarily the flashiest: they reduce repetitive work, preserve attention, help capture information, or make security habits easier to maintain.

This is a broad research list rather than a ranking. Some extensions are available only on certain browsers, and many offer different feature sets depending on plan, region, or browser store. Before adding any extension, check its publisher, requested permissions, privacy policy, recent updates, and whether it still fits your workflow.

Focus and tab management

1. OneTab — consolidates open tabs into a list.
2. Session Buddy — helps save and revisit browsing sessions.
3. Tab Suspender — can reduce resource use from idle tabs.
4. Workona — organizes browser work into spaces.
5. Toby — provides a visual approach to tab collections.
6. Momentum — replaces the new-tab page with a focus-oriented view.
7. StayFocusd — limits time on selected websites.
8. LeechBlock NG — blocks or restricts distracting sites.
9. Forest — uses timed focus sessions to discourage distraction.
10. Dark Reader — applies dark themes to websites.

Writing and communication

1. Grammarly — offers grammar and writing suggestions.
2. LanguageTool — checks spelling and style across many sites.
3. Wordtune — suggests alternative phrasing and rewrites.
4. ProWritingAid — provides editorial feedback while writing.
5. DeepL — brings translation tools into the browser.
6. Google Translate — translates webpages and selected text.
7. Text Blaze — inserts reusable text snippets.
8. Magical — supports text expansion and repetitive entry.
9. Bitwarden — fills saved credentials and secure notes.
10. Loom — records screen-based explanations for sharing.

Research and reading

1. Readwise Highlighter — saves highlights from web reading.
2. Mercury Reader — strips many pages down to article text.
3. Pocket — saves articles for later reading.
4. Instapaper — collects web pages into a reading queue.
5. Evernote Web Clipper — clips pages and notes into Evernote.
6. Notion Web Clipper — saves pages to a Notion workspace.
7. Raindrop.io — bookmarks and organizes web references.
8. Hypothesis — enables web annotation and discussion.
9. Zotero Connector — captures research sources for Zotero.
10. SingleFile — saves webpages as single HTML files.

Search, SEO, and web analysis

1. Keywords Everywhere — adds keyword data to supported search experiences.
2. SEOquake — displays page-level SEO metrics and diagnostics.
3. MozBar — surfaces Moz metrics while browsing.
4. Ahrefs SEO Toolbar — provides SEO information on pages and search results.
5. Similarweb — shows traffic and engagement estimates where available.
6. Wappalyzer — identifies technologies used by websites.
7. BuiltWith Technology Profiler — detects web technologies and services.
8. Check My Links — finds links that may be broken on a page.
9. Redirect Path — reveals redirect chains and status information.
10. Meta SEO Inspector — reviews metadata and page markup.

Productivity and automation

1. Zapier — connects browser activity with selected workflows.
2. Bardeen — automates browser-based tasks and data movement.
3. IFTTT — supports applets connecting online services.
4. Ui.Vision RPA — automates repetitive browser actions.
5. Automa — builds no-code browser automation workflows.
6. Power Automate — supports Microsoft-centered workflow automation.
7. Save to Google Drive — saves web content to Google Drive.
8. Google Keep Chrome Extension — captures links and notes to Keep.
9. Todoist for Chrome — creates tasks from the web.
10. ClickUp Chrome Extension — adds tasks and clips pages into ClickUp.

Design, product, and development

1. ColorZilla — picks and inspects colors on webpages.
2. WhatFont — identifies fonts used on a page.
3. CSS Peeper — inspects visual design properties.
4. Page Ruler Redux — measures page elements in pixels.
5. Window Resizer — tests pages at different viewport sizes.
6. React Developer Tools — inspects React applications.
7. Vue.js devtools — supports inspection of Vue applications.
8. Redux DevTools — helps inspect Redux state changes.
9. Web Developer — adds a collection of developer utilities.
10. JSON Formatter — makes JSON responses easier to read.

Privacy and security

1. uBlock Origin — blocks unwanted content using configurable filters.
2. Privacy Badger — limits some tracking technologies.
3. DuckDuckGo Privacy Essentials — adds privacy-related browsing tools.
4. HTTPS Everywhere — historically helped prefer encrypted connections where supported.
5. ClearURLs — removes tracking parameters from many links.
6. Cookie AutoDelete — clears selected browsing data after tabs close.
7. Temporary Containers — separates site activity into temporary containers.
8. NoScript Security Suite — controls active web content in Firefox.
9. Privacy Possum — blocks or alters selected tracking methods.
10. Blur — provides privacy and credential-management tools.

Sales, support, and operations

1. HubSpot Sales — connects browsing and email activity to HubSpot.
2. Salesforce Chrome Extension — supports Salesforce-related browser workflows.
3. Hunter — helps find professional email information associated with domains.
4. Clearbit Connect — surfaces company information in supported contexts.
5. Calendly — supports scheduling links and booking workflows.
6. Intercom — provides access to selected Intercom workflows.
7. Zendesk Support — supports customer-support work in Zendesk.
8. Gorgias — supports ecommerce customer-service workflows.
9. LastPass — stores and fills passwords.
10. 1Password — manages credentials and sign-ins.

Media, meetings, and capture

1. Awesome Screenshot — captures and annotates browser screenshots.
2. GoFullPage — takes full-page screenshots.
3. Nimbus Screenshot & Screen Video Recorder — captures screens and recordings.
4. Vidyard — records and shares video messages.
5. Fireflies.ai — supports meeting notes in compatible workflows.
6. Otter.ai — provides meeting transcription tools in supported settings.
7. Riverside — supports recording and production workflows.
8. Vimeo Record — records browser-based video messages.
9. Picture-in-Picture Extension — floats supported videos over other windows.
10. Video Speed Controller — adjusts playback speed on many video sites.

Commerce and practical utilities

1. Keepa — tracks price history for supported Amazon listings.
2. Honey — tests available coupon codes on supported stores.
3. Rakuten — surfaces cash-back offers from participating merchants.
4. Capital One Shopping — compares offers and applies eligible savings tools.
5. Distill Web Monitor — monitors pages for selected changes.
6. Visualping — alerts users to visual page changes.
7. Google Calendar — offers calendar access from the browser toolbar.
8. World Clock — makes time-zone checks quicker.
9. Print Friendly & PDF — formats pages for printing or PDF export.
10. Save Page WE — saves webpages for offline reference.

How to choose without overloading your browser

An extension collection can become its own source of friction. Start with one problem: protecting focused time, clipping research, simplifying logins, or speeding up a recurring operational task. Add one extension, use it for a week, and keep it only if it removes more work than it creates.

Extensions sit close to sensitive work: tabs, pages, form fields, and sometimes credentials. Treat permission review as part of the installation decision, not an afterthought.

For a small company, it is also worth documenting which extensions are approved for shared workflows. A short list makes onboarding easier, reduces duplicated tools, and gives the team a natural moment to revisit privacy and security choices as the business changes.