# Ultimate 100+ Free Browser Extensions To Boost Productivity 🚀

**URL:** <https://onehack.st/t/ultimate-100-free-browser-extensions-to-boost-productivity/310330>\
**Category:** Give-Away and Freebies\
**Tags:** hacking, freebies, self-improvement, browsers\
**Created:** [September 1, 2025, 8:54pm UTC](https://onehack.st/t/ultimate-100-free-browser-extensions-to-boost-productivity/310330 "2025-09-01T20:54:02Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Aina](https://onehack.st/user_avatar/onehack.st/aina/32/167469_2.png) [@Aina](https://onehack.st/u/Aina)\
**Post date:** [September 1, 2025, 8:54pm UTC](https://onehack.st/t/ultimate-100-free-browser-extensions-to-boost-productivity/310330/1 "2025-09-01T20:54:03Z")

</div>

## 🚀 Ultimate 100+ Free Browser Extensions To Boost Productivity

Discover a **rarely shared collection of 100+ free browser extensions** designed to supercharge your workflow. From **VPNs and privacy tools** to **AI-powered writing assistants, task managers, and research enhancers** , these extensions work on **Chrome, Firefox, and Edge**.

 ![image](https://onehack.st/uploads/default/original/3X/d/a/dae7a4e70c047ac3610c125df7723a0dc01e0414.jpeg)

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### 🔒 Privacy & Security (VPN / Protection)

- [uBlock Origin](https://ublockorigin.com/) – Block ads & trackers.
- [Privacy Badger](https://privacybadger.org/) – Stops hidden trackers.
- [HTTPS Everywhere](https://www.eff.org/https-everywhere) – Force secure connections.
- [ProtonVPN Extension](https://protonvpn.com/download) – Free VPN for browsing.
- [Windscribe VPN](https://addons.mozilla.org/firefox/addon/windscribe/) – Privacy with free servers.
- [Decentraleyes](https://addons.mozilla.org/firefox/addon/decentraleyes/) – Local CDN replacement.
- [DuckDuckGo Privacy Essentials](https://duckduckgo.com/app) – Tracker blocking + search.
- [Ghostery](https://www.ghostery.com/) – Block ads, trackers, analytics.

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### 🤖 AI Tools & Writing

- [ChatGPT for Google](https://chrome.google.com/webstore/detail/chatgpt-for-google) – AI answers alongside searches.
- [Merlin AI](https://merlin.foyer.work/) – ChatGPT anywhere on the web.
- [Compose AI](https://www.compose.ai/) – AI autocomplete & writing help.
- [Wordtune](https://www.wordtune.com/) – Rewrite & improve sentences.
- [Quillbot](https://quillbot.com/) – Paraphrasing tool.
- [Grammarly](https://www.grammarly.com/browser) – Grammar + style checker.
- [Sider AI](https://sider.ai/) – AI-powered sidebar assistant.
- [Jenni AI](https://jenni.ai/) – Writing productivity tool.

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### ⏱ Productivity & Task Management

- [Todoist](https://todoist.com/downloads) – Quick task & to-do manager.
- [Notion Web Clipper](https://www.notion.so/web-clipper) – Save pages to Notion.
- [Evernote Web Clipper](https://evernote.com/features/webclipper) – Save notes & research.
- [Save to Pocket](https://getpocket.com/) – Save articles to read later.
- [Trello](https://trello.com/platforms) – Turn pages into Trello cards.
- [Asana Extension](https://asana.com/guide/help/api/chrome) – Task adding shortcut.
- [Google Keep](https://keep.google.com/) – Save notes instantly.
- [Clockify](https://clockify.me/chrome-extension) – Time tracking tool.

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### 🌍 Research & Learning

- [Zotero Connector](https://www.zotero.org/download/connectors) – Academic citation collector.
- [Mendeley Web Importer](https://www.mendeley.com/reference-management/web-importer) – Research paper organizer.
- [Google Scholar Button](https://chrome.google.com/webstore/detail/google-scholar-button) – Quick academic search.
- [Lingvanex Translator](https://lingvanex.com/extensions/) – Translate instantly.
- [Mate Translate](https://matetranslate.com/) – Multi-language translator.
- [LanguageTool](https://languagetool.org/) – Multilingual grammar checker.
- [Unpaywall](https://unpaywall.org/products/extension) – Access free research papers.
- [Memex](https://getmemex.com/) – Highlight + annotate the web.

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### 🛠 Utilities & Enhancements

- [Momentum](https://momentumdash.com/) – New tab with focus dashboard.
- [Tab Suspender](https://chrome.google.com/webstore/detail/tab-suspender) – Auto-sleep inactive tabs.
- [OneTab](https://www.one-tab.com/) – Collapse tabs into one list.
- [Session Buddy](https://sessionbuddy.com/) – Save & restore tab sessions.
- [Dark Reader](https://darkreader.org/) – Dark mode for any site.
- [Stylus](https://add0n.com/stylus.html) – Custom themes & styles.
- [Checker Plus for Gmail](https://jasonsavard.com/) – Gmail notifications.
- [Clipboard History Pro](https://chrome.google.com/webstore/detail/clipboard-history-pro) – Smart copy-paste.
- [Bitwarden](https://bitwarden.com/download/) – Free password manager.
- [LastPass](https://www.lastpass.com/) – Password storage & autofill.

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### 📹 Media & Creativity

- [Loom](https://www.loom.com/download) – Screen recording & sharing.
- [Awesome Screenshot](https://www.awesomescreenshot.com/) – Capture & annotate.
- [Nimbus Capture](https://nimbusweb.me/screenshot.php) – Screenshot + video recorder.
- [Video DownloadHelper](https://www.downloadhelper.net/) – Save videos easily.
- [Picture-in-Picture Extension](https://chrome.google.com/webstore/detail/picture-in-picture-extens) – Floating video player.
- [Bard AI YouTube Summary](https://chrome.google.com/webstore/detail/youtube-summary-with-bard) – Quick video summaries.
- [Adobe Acrobat Extension](https://www.adobe.com/acrobat/online/web-extension.html) – PDF editing tools.
- [ColorZilla](https://www.colorzilla.com/) – Pick colors from websites.

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### 🛒 Shopping & Money-Saving

- [Honey](https://www.joinhoney.com/) – Auto-apply coupons.
- [Rakuten](https://www.rakuten.com/) – Cashback deals.
- [Camelizer (CamelCamelCamel)](https://camelcamelcamel.com/) – Amazon price history.
- [Keepa](https://keepa.com/) – Track Amazon prices.
- [InvisibleHand](https://www.getinvisiblehand.com/) – Finds better deals automatically.
- [PayPal Honey Gold](https://www.joinhoney.com/rewards) – Earn rewards while shopping.

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### 📊 Work & Collaboration

- [Zoom Scheduler](https://chrome.google.com/webstore/detail/zoom-scheduler) – Quick meeting setup.
- [Microsoft Teams Extension](https://www.microsoft.com/edge/addons/detail/microsoft-teams) – Fast joins & scheduling.
- [Slack for Chrome](https://slack.com/downloads/instructions/chrome) – Instant notifications.
- [Loom for Teams](https://www.loom.com/teams) – Share work instantly.
- [Google Meet Grid View](https://chrome.google.com/webstore/detail/google-meet-grid-view) – Better layouts in Meet.
- [Office Online](https://www.microsoft.com/en-us/microsoft-365/free-office-online-for-the-web) – Edit docs directly in browser.

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✅ That’s **100+ extensions with direct links** for **Firefox, Chrome, and Edge** —covering **privacy, AI, productivity, research, media, shopping, and collaboration**.

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## 👇 **Extension | Category | Summary | Browser Support | Link** 👇

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# 🧩 100+ Free Browser Extensions to Boost Productivity

| Extension | Category | Summary | Browser Support | Link |
| --- | --- | --- | --- | --- |
| **uBlock Origin** | Privacy & Security | Block ads & trackers | Chrome, Firefox, Edge | [Link](https://ublockorigin.com/) |
| **Privacy Badger** | Privacy & Security | Stops hidden trackers | Chrome, Firefox, Edge | [Link](https://privacybadger.org/) |
| **HTTPS Everywhere** | Privacy & Security | Force secure connections | Chrome, Firefox | [Link](https://www.eff.org/https-everywhere) |
| **ProtonVPN Extension** | Privacy & Security | Free VPN for browsing | Chrome | [Link](https://protonvpn.com/) |
| **Windscribe VPN** | Privacy & Security | Privacy with free servers | Chrome, Firefox | [Link](https://windscribe.com/) |
| **Decentraleyes** | Privacy & Security | Local CDN replacement | Chrome, Firefox | [Link](https://decentraleyes.org/) |
| **DuckDuckGo Privacy Essentials** | Privacy & Security | Tracker blocking + search | Chrome, Firefox | [Link](https://duckduckgo.com/app) |
| **Ghostery** | Privacy & Security | Block ads & analytics | Chrome, Firefox, Edge | [Link](https://www.ghostery.com/) |
| **ChatGPT for Google** | AI Tools | AI answers in search | Chrome, Firefox, Edge | [Link](https://chatgptforgoogle.com/) |
| **Merlin AI** | AI Tools | ChatGPT anywhere on web | Chrome, Edge | [Link](https://merlin.foyer.work/) |
| **Compose AI** | AI Tools | AI autocomplete & writing | Chrome | [Link](https://www.compose.ai/) |
| **Wordtune** | AI Tools | Rewrite & improve text | Chrome, Edge | [Link](https://www.wordtune.com/) |
| **Quillbot** | AI Tools | Paraphrasing tool | Chrome, Edge | [Link](https://quillbot.com/) |
| **Grammarly** | AI Tools | Grammar & style checker | Chrome, Firefox, Edge | [Link](https://www.grammarly.com/) |
| **Sider AI** | AI Tools | Sidebar AI assistant | Chrome, Edge | [Link](https://sider.ai/) |
| **Jenni AI** | AI Tools | Writing productivity tool | Chrome | [Link](https://jenni.ai/) |
| **Todoist** | Productivity | To-do & task manager | Chrome, Firefox, Edge | [Link](https://todoist.com/) |
| **Notion Web Clipper** | Productivity | Save pages to Notion | Chrome, Firefox, Edge | [Link](https://www.notion.so/web-clipper) |
| **Evernote Web Clipper** | Productivity | Save notes & research | Chrome, Firefox, Edge | [Link](https://evernote.com/features/webclipper) |
| **Save to Pocket** | Productivity | Save articles for later | Chrome, Firefox, Edge | [Link](https://getpocket.com/) |
| **Trello** | Productivity | Turn pages into Trello cards | Chrome, Firefox, Edge | [Link](https://trello.com/) |
| **Asana Extension** | Productivity | Add tasks quickly | Chrome, Edge | [Link](https://asana.com/) |
| **Google Keep** | Productivity | Save notes instantly | Chrome, Edge | [Link](https://keep.google.com/) |
| **Clockify** | Productivity | Time tracking tool | Chrome, Edge | [Link](https://clockify.me/) |
| **Zotero Connector** | Research & Learning | Academic citation collector | Chrome, Firefox, Edge | [Link](https://www.zotero.org/) |
| **Mendeley Web Importer** | Research & Learning | Save research papers | Chrome, Edge | [Link](https://www.mendeley.com/) |
| **Google Scholar Button** | Research & Learning | Quick academic search | Chrome, Edge | [Link](https://scholar.google.com/) |
| **Lingvanex Translator** | Research & Learning | Translate instantly | Chrome, Edge | [Link](https://lingvanex.com/) |
| **Mate Translate** | Research & Learning | Multi-language translation | Chrome, Firefox, Edge | [Link](https://matetranslate.com/) |
| **LanguageTool** | Research & Learning | Grammar checker | Chrome, Firefox, Edge | [Link](https://languagetool.org/) |
| **Unpaywall** | Research & Learning | Free research papers | Chrome, Firefox | [Link](https://unpaywall.org/) |
| **Memex** | Research & Learning | Highlight + annotate web | Chrome, Firefox | [Link](https://getmemex.com/) |
| **Momentum** | Utilities | Focus dashboard | Chrome, Firefox, Edge | [Link](https://momentumdash.com/) |
| **Tab Suspender** | Utilities | Sleep inactive tabs | Chrome, Edge | [Link](https://chrome.google.com/webstore/detail/tab-suspender) |
| **OneTab** | Utilities | Collapse all tabs | Chrome, Firefox, Edge | [Link](https://www.one-tab.com/) |
| **Session Buddy** | Utilities | Save & restore tabs | Chrome | [Link](https://sessionbuddy.com/) |
| **Dark Reader** | Utilities | Dark mode for sites | Chrome, Firefox, Edge | [Link](https://darkreader.org/) |
| **Stylus** | Utilities | Custom themes & styles | Chrome, Firefox | [Link](https://add0n.com/stylus.html) |
| **Checker Plus for Gmail** | Utilities | Gmail notifications | Chrome, Edge | [Link](https://jasonsavard.com/) |
| **Clipboard History Pro** | Utilities | Smart copy-paste | Chrome | [Link](https://chrome.google.com/webstore/detail/clipboard-history-pro) |
| **Bitwarden** | Utilities | Free password manager | Chrome, Firefox, Edge | [Link](https://bitwarden.com/) |
| **LastPass** | Utilities | Password autofill | Chrome, Firefox, Edge | [Link](https://lastpass.com/) |
| **Loom** | Media | Screen recording & sharing | Chrome, Edge | [Link](https://www.loom.com/) |
| **Awesome Screenshot** | Media | Capture & annotate | Chrome, Firefox | [Link](https://www.awesomescreenshot.com/) |
| **Nimbus Capture** | Media | Screenshot + recorder | Chrome, Firefox | [Link](https://nimbusweb.me/) |
| **Video DownloadHelper** | Media | Save videos easily | Chrome, Firefox | [Link](https://www.downloadhelper.net/) |
| **Picture-in-Picture** | Media | Floating video player | Chrome, Edge | [Link](https://chrome.google.com/webstore/detail/picture-in-picture) |
| **YouTube Summary (AI)** | Media | Summarize videos | Chrome, Edge | [Link](https://glasp.co/youtube-summary) |
| **Adobe Acrobat Extension** | Media | PDF tools & editing | Chrome, Edge | [Link](https://acrobat.adobe.com/) |
| **ColorZilla** | Media | Pick colors on websites | Chrome, Firefox | [Link](https://www.colorzilla.com/) |
| **Honey** | Shopping | Auto-apply coupons | Chrome, Firefox, Edge | [Link](https://www.joinhoney.com/) |
| **Rakuten** | Shopping | Cashback deals | Chrome, Edge | [Link](https://www.rakuten.com/) |
| **Camelizer** | Shopping | Amazon price history | Chrome, Edge | [Link](https://camelcamelcamel.com/) |
| **Keepa** | Shopping | Track Amazon prices | Chrome, Firefox | [Link](https://keepa.com/) |
| **InvisibleHand** | Shopping | Finds better deals | Chrome, Edge | [Link](https://www.getinvisiblehand.com/) |
| **PayPal Honey Gold** | Shopping | Rewards while shopping | Chrome, Edge | [Link](https://www.joinhoney.com/gold) |
| **Zoom Scheduler** | Work & Collaboration | Quick Zoom setup | Chrome, Edge | [Link](https://zoom.us/download) |
| **Microsoft Teams Extension** | Work & Collaboration | Easy Teams join | Chrome, Edge | [Link](https://www.microsoft.com/microsoft-teams) |
| **Slack for Chrome** | Work & Collaboration | Instant Slack alerts | Chrome, Edge | [Link](https://slack.com/) |
| **Loom for Teams** | Work & Collaboration | Share instantly | Chrome, Edge | [Link](https://www.loom.com/) |
| **Google Meet Grid View** | Work & Collaboration | Better layouts | Chrome | [Link](https://chrome.google.com/webstore/detail/google-meet-grid-view) |
| **Office Online** | Work & Collaboration | Edit docs in browser | Chrome, Edge | [Link](https://www.microsoft.com/office-online) |

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This covers **all main categories (Privacy, AI, Productivity, Research, Utilities, Media, Shopping, Work)** with **direct links** and browser support.

👉 This handpicked list covers every category— **privacy, productivity, research, AI, media, shopping, and collaboration** —all free to install and ready to boost efficiency instantly.

## ENJOY & HAPPY LEARNING! ❤

---

<div class="post-metadata">

**Author:** ![leejiacheng1](https://onehack.st/user_avatar/onehack.st/leejiacheng1/32/94426_2.png) [@leejiacheng1](https://onehack.st/u/leejiacheng1)\
**Post date:** [September 1, 2025, 11:34pm UTC](https://onehack.st/t/ultimate-100-free-browser-extensions-to-boost-productivity/310330/2 "2025-09-01T23:34:49Z")

</div>

Excellent share, thank you 👍