Best Browser Extensions of August 2026

1. 1

   1. WebBrain

   118 upvotes

   The sidebar agent for the rest of us

   Your browser, your models, your data. WebBrain is a free, open-source AI browser agent for Chromium browsers and Firefox. Run it locally with llama.cpp and most queries cost nothing — your data never leaves your device. It reads pages…

   #12 on August 13, 2026webbrain.app1 maker, 1 with an email
2. 2

   2. Glasp for Firefox

   112 upvotes

   Highlight and summarize any page, PDF, or video in Firefox

   Glasp is now on Firefox. Highlight web articles, PDFs, and YouTube transcripts in four colors, add notes and tags, and summarize any page or video with ChatGPT, Claude, or Gemini. Everything lands in one searchable library and exports to…

   #11 on August 20, 20261 maker
3. 3

   3. LoupeKit

   103 upvotes

   See what any page is built with and how much of it is AI

   A developer's inspector for the page you already have open. It names the technologies behind it and shows the evidence for each, extracts the palette, fonts and assets, and scores how much of the page reads as raw AI output. It reads one…

   #17 on August 26, 2026loupekit.com1 maker, 1 with an email
4. 4

   4. Bookmash

   34 upvotes

   Search, organize, and use your browser bookmarks.

   Search, organize, and work with your browser bookmarks without leaving your browser ecosystem. Find any bookmark instantly, organize folders naturally with Collections, and keep everything synced between Bookmash and Chrome or Firefox in…

   #35 on August 3, 20261 maker
5. 5

   5. Freedium

   16 upvotes

   Read Medium articles on Freedium in one click

   Open any Medium article on Freedium with one click. No setup, no account, and no tracking. Works directly from Medium articles and your feed, with a lightweight, privacy-friendly experience.

   #37 on August 18, 20261 maker
6. 6

   6. Tidy Folders

   16 upvotes

   Folders & text highlights for ChatGPT, Claude, Gemini & more

   Tidy finally organizes your AI chats in one folder library, across ChatGPT, Claude, Gemini, DeepSeek and Grok. Highlight key answers in long threads and each one becomes a link back to the exact spot. Save regular bookmarks in the same…

   #27 on August 20, 2026tidyfolders.com1 maker
7. 7

   7. SoundCloud Enhanced Pro · UnifyBrowse

   8 upvotes

   Your SoundCloud player, downloader and library companion

   SoundCloud Enhanced Pro turns SoundCloud into a more organized personal library. Save tracks and playlists in available MP3 or M4A formats, preserve metadata and artwork, and search download and viewed-track history. Control the active…

   #39 on August 10, 20261 maker
8. 8

   8. Screenshot with URL

   4 upvotes

   Go full page in one click: Full Page Screenshot with url

   Only Plugin to Capture visible, selected area, or full page screenshots with URL bar, dynamic dropdown, calendar and also record screen, edit before saving. The easiest way to take screenshots that include the website address. Perfect for…

   #34 on August 14, 20261 maker

Junior imports every day's Product Hunt leaderboard. Each launch is filed under the first topic its makers chose, so it appears in one category only. This list takes the Browser Extensions launches dated in August 2026 and ranks them by their upvotes. It refreshes daily.

• Best Productivity Tools233
• Best Design Tools78
• Best Open Source Tools87
• Best Developer Tools60
• Best Mac Apps54
• Best Android Apps56
• Best Marketing Tools66
• Best AI Tools39
• Best SaaS Tools48
• Best iOS Apps44
• Best APIs33
• Best Chrome Extensions27
• Best Analytics Tools36
• Best Health & Fitness Apps21
• Best Social Media Tools27
• Best Sales Tools22

• All Browser Extensions51
• Every launch in August 2026
• All best-of lists

What was the top Browser Extensions launch of August 2026?

WebBrain ("The sidebar agent for the rest of us"), with 118 upvotes on August 13, 2026, where it finished #12 of the day.

How many Browser Extensions launched in August 2026?

8 on Product Hunt, with 411 upvotes between them. This list shows the 8 most upvoted.

How is this list ranked?

By Product Hunt upvotes, as recorded on launch day. Ties go to the launch with the better daily rank. Every launch is counted once, in the category its makers listed first.

How do I reach the makers of these Browser Extensions?

Each launch links to its page on Junior, with the people behind it (8 makers across this list). Junior adds their verified work emails, LinkedIn and X profiles for subscribers.