Free Browser Extensions, Addons, Userscript Store for
Chrome | Opera | Firefox | Yandex | Chromium

Extensions inspire

We always collect best and most helpful extensions. Here they are!

Start Page — Yandex

Quick access to our search engine and other Yandex services

Kaspersky Protection

Your protection on the Internet with extension from Kaspersky Lab

LanSchool Student

LanSchool Student application for Chromebook

Windows 10 Accounts

Sign in to supported websites with accounts on Windows 10

Magic Actions for YouTube™

Enhance your YouTube watching experience! Cinema Mode, Mouse Wheel Volume Control, AutoHD, Expand, Snapshots …

Snap&Read Universal

Text reader (TTS) that simplifies vocabulary, translates text, reads inaccessible text (OCR), and captures and cites sources.


Join prickly cactus Spike in a fun scramble to pop as many balloons as you can.


Get coupon codes, loyalty rewards, and better offers from other sellers. By installing, you agree to the terms at wikibuy.com.

Take Webpage Screenshots Entirely - FireShot

Take FULL webpage screenshots. Capture, edit and save them to PDF/JPEG/GIF/PNG, upload, print, send to OneNote, clipboard or email.

HTTPS Everywhere

Encrypt the Web! Automatically use HTTPS security on many sites.

Visual Bookmarks

Keep all your favorite sites in one place with Visual Bookmarks

Search and Start page — Yandex

Type your search queries into the address bar and get answers from Yandex

Business Hangouts

Business Hangouts, brings Webinars and Webcasts to Google Apps. An all-in-one app to produce Webinars, Trainings & Town Halls.


Quizlet makes simple tools that let you study anything, for free

Business Hangouts - Webinars for G Suite

Webinars, Web Conferencing, Online Meetings for Google Apps


Save up to 95% memory and reduce tab clutter


Test upload speeds and download speeds. Get FREE tips on how to boost connectivity and more, all from one FREE and convenient spot!

Awesome Screenshot: Screen Video Recorder

Screencast, record screen as video. Screen capture for full page, annotate, blur sensitive info, and share with one-click uploads.


Watch video clips, movie trailers, music videos and more.


The easiest way to take bookings online - let people book fixed length slots straight into your Google calendar.

Videostream for Google Chromecast™

Play your downloaded videos on the Chromecast™ (any file type)

Stupeflix Video Maker

Make awesome videos in a few clicks!

DocuSign - eSign PDFs, Google Docs, and more

Send PDFs and Docs for electronic signature, or add your own signature in minutes. Sign directly from Google Drive or Gmail.

Google Scholar Button

Lookup scholarly articles as you browse the web.

EquatIO - Math made digital

Easily create mathematical equations, formulas and quizzes. Intuitively type or handwrite, with no tricky math code to learn.


The #1 source for Current Events, News and Non-fictional articles for Kids and Teachers

Shared Contacts for Gmail®

With "Shared Contacts for Gmail®", you can share your contacts groups (address books) with users of your domain.

Engrade Pro

Engrade Pro is an easy-to-use education management app for teachers, students and parents in official districts.


3D modeling in browser


Watch movies and TV shows instantly on your Chromebook and in Google Chrome on your PC/Mac with your Netflix membership


The LEGO® MINDSTORMS® Education EV3 Programming App simplifies student access to, and promotes their engagement with, STEM subjects.

Player para ver Movistar+

Utilice la extensión para acceder a los contenidos de Movistar+ desde Chrome.


BetterTTV enhances Twitch with new features, emotes, and more. We like to think we make Twitch better.

Logitech Smooth Scrolling

Buttery-smooth scrolling for Logitech mice and touchpads.


gScholar- TEACHER DASHBOARD for Google Apps & Chrome

Ace Script

Ace Script is an open-source extension which provides userscript support for browsers.

Fair AdBlocker

Block annoying ads, popups, malware and tracking (even on Facebook & Youtube), browse faster, and protect your privacy.


INISAFE CrossWeb EX 확장 프로그램

Mojo Helpdesk

Centralize, assign, and track customer support requests as well as internal help desk tickets.

DuckDuckGo Privacy Essentials

Privacy, simplified. Protect your data as you search and browse. ***Permissions are to block hidden trackers lurking everywhere.***

Turn Off the Lights

The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube™ and beyond.


Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies

ScheduleOnce for G Suite

Online scheduling that works in tandem with Google Calendar to support your business in a wide range of scheduling scenarios.

The QR Code Generator

Create your own QR Codes! This App generates QR Codes from free text, URLs, phone numbers, SMS messages, or contacts (vcard).


Secure Cloud Storage

Boomerang for Gmail

The ultimate email productivity tool. Send later, track responses, and use AI to write better emails.


Read closely. Think critically. Be worldly.

Avira SafeSearch Plus

Provides you with Avira SafeSearch Plus.

Google Input Tools

Input Tools lets you type in the language of your choice.

Sumo Paint - Online Image Editor

The most popular photo editor and painting app. Over 30 million users & 500 million saved images.

User-Agent Switcher for Chrome

Spoofs & Mimics User-Agent strings.