CometBird

CometBird is a powerful and fast web browser built on Firefox source. The outstanding CometBird Web browser is secure, speedy, and totally free; its specially designed features will change the way you use the Web.

Free
Open Source
Windows

cometbird is a powerful and fast web browser built on firefox source.

the outstanding cometbird web browser is secure, speedy, and totally free; its specially designed features will change the way you use the web. the upgraded version is even more effective in both performance and privacy protection.

the bookmarks autosynchronizer enables you to use same bookmarks collection anytime and anywhere; thousands of customizing options are available for personalizing your own cometbird; powerful security and privacy protection techniques will create a clean browsering environment for you; and its unique password manager and smart address bar will facilitate your browsing and logging in process.

can use all firefox plugins and themes.

Links to official CometBird sites

Features

The Best 14 CometBird Alternatives

extensible-by-plugins-extensions filter is active.

5154 Like

Mozilla Firefox

Mozilla Firefox (known simply as Firefox) is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation.

Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet BSD iPad

Bookmark organization Built in Download Manager Built in Script Blocker Customizable Extensible by Plugins/Extensions Firefox extension Free Speech Fully customizable layout Based on Gecko engine HTML5 Support Integrated PDF Viewer Legacy addons support Minimalistic Moddable Multiple Browser Tabs Optimal performance Portable Privacy focused Privacy protection Resume interrupted downloads Capture Screen / Take screenshots Security focused Tabbed browsing UI customization Support for WebExtensions Windows XP Compatibility
4126 Like

Google Chrome

a free web browser developed by google from the open source chromium project with a focus on speed and minimalism.

Free Mac OS X Windows Linux Android iPhone Android Tablet BSD Chrome OS

Extensible by Plugins/Extensions Integrated PDF Viewer Portable Android Sync Automatic Form Filler Based on Blink engine Built in Adobe Flash Player Based on Chromium Google integration Inspect Element Support for Javascript Support for QuickSync acceleration Place websites on desktop Supports H265 Codec User Levels Based on Webkit engine
1520 Like

Opera

Opera is a browser with innovative features, speed and security. Opera’s vision is to deliver the best Internet experience on any device and the company is committed to support and contribute to open standards.

Free Mac OS X Windows Linux Android Android Tablet BSD Windows Mobile S60

Built in Download Manager Customizable Extensible by Plugins/Extensions Portable Resume interrupted downloads Tabbed browsing Based on Blink engine Based on Chromium Sync between devices Multiple languages Built in RSS reader Tabbed interface Lightweight Privacy Protected Mouse gestures Built in VPN Dark mode Built in Ad blocker
253 Like

Pale Moon

Pale Moon is an Open Source, Goanna-based web browser available for Microsoft Windows and Linux focusing on efficiency and ease of use.

Free Open Source Windows Linux Android

Extensible by Plugins/Extensions Legacy addons support Portable Lightweight Plugin support Support for Firefox extensions Based on Firefox Optimized for Windows Based on Goanna engine Optimized Firefox
242 Like

Maxthon Cloud Browser

Maxthon is a browser with innovative features, speed and security.

Free Mac OS X Windows Linux Android iPhone Android Tablet iPad

Built in Download Manager Extensible by Plugins/Extensions Portable Tabbed browsing Built in RSS reader Built in Ad blocker Support for gestures
168 Like

SeaMonkey

the seamonkey project is a community effort to develop the seamonkey all-in-one internet application suite. a lighter alternative to mozilla firefox.

Free Open Source Mac OS X Windows Linux BSD

Extensible by Plugins/Extensions Portable Built in RSS reader WYSIWYG Support Integrated Email Client Support for Firefox extensions Modular System
158 Like

SRWare Iron

srware iron, or simply iron, is a fork of the free and open-source web browser chromium , of which google chrome is a fork of.

Free Mac OS X Windows Linux Android

Extensible by Plugins/Extensions Portable Privacy focused Based on Chromium Built in Ad blocker
119 Like

Microsoft Edge

Microsoft Edge, initially developed under the codename Project Spartan, is a web browser in development by Microsoft.

Free Windows Android iPhone Windows Phone

Extensible by Plugins/Extensions Integrated PDF Viewer Built in viewer Reading list Set Tabs aside
97 Like

K-Meleon

K-Meleon is an extremely fast, customizable, lightweight web browser based on the Gecko layout engine developed by Mozilla which is also used by Firefox.

Free Open Source Windows

Customizable Extensible by Plugins/Extensions Based on Gecko engine Lightweight Based on Firefox
91 Like

Falkon

Falkon, formerly QupZilla, is a QtWebEngine based cross-platform web browser. It aims to be a lightweight web browser available through all major platforms. Falkon has all standard functions you expect from a web browser.

Free Open Source Windows Linux BSD Mac Haiku

Extensible by Plugins/Extensions Portable Multiple languages Built in RSS reader Lightweight Built in Ad blocker Based on QTWebEngine
70 Like

GNU IceCat

gnuzilla is the gnu version of the mozilla suite, and gnu icecat is the gnu version of the mozilla firefox browser. its main advantage is an ethical one: it is entirely free software.

Free Open Source Windows Linux Android Mac

Extensible by Plugins/Extensions Tabbed browsing Based on Firefox Built in Ad blocker
9 Like

Light Firefox

Light Firefox is a light browser based on Mozilla source code. Many components are slimmed down, so it can start faster and use less memory. By default, Light can run along with Firefox. Both x86 and x64 builds are available.

Free Open Source Windows Linux

Extensible by Plugins/Extensions Tabbed browsing Lightweight Based on Firefox
8 Like

Boat Browser

Boat Browser is a fast, smart and cool Mobile Browser, which brings an amazing Premium web experience. It is highly customizable, and will be your unique browser.

Freemium Android Android Tablet

Built in Download Manager Extensible by Plugins/Extensions Tabbed browsing Optimized for Mobile
4 Like

Tungsten

Tungsten is a simple web browser, with convenience features: * Double rendering engines (Blink and Trident) * Groupable multilevel * Splittable window per group * Local App. capturing * and more ...

Free Windows Chrome

Extensible by Plugins/Extensions Tabbed browsing Tabbed interface Google Chrome extension Skinnable Mouse gestures Multi Engine

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CometBird

Links to official CometBird sites

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The Best 14 CometBird Alternatives

Mozilla Firefox

Google Chrome

Opera

Pale Moon

Maxthon Cloud Browser

SeaMonkey

SRWare Iron

Microsoft Edge

K-Meleon

Falkon

GNU IceCat

Light Firefox

Boat Browser

Tungsten

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