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Home/Categories/Web Development/Floorp
icon of Floorp

Floorp

Open source alternative to Island Enterprise Browser, Chrome Enterprise Premium and Avast Secure Browser PRO

A free and open-source web browser based on Firefox ESR, focused on advanced privacy options, extensive UI customization, and modern browsing tools.

8.2K starsTypeScriptMPL-2.0Active this month
Visit websiteGitHub repo
Floorp preview
Contents
  1. 01Who Floorp is for
  2. 02The problem it solves
  3. 03How it solves it
  4. 04Strengths and trade-offs
  5. 05Floorp vs alternatives
  6. 06Tech stack
  7. 07FAQ
  8. 08Similar open-source tools
TL;DR

Floorp is an open source browser based on Mozilla Firefox, focused on privacy, customization, and an open web. It replaces mainstream browsers like Chrome or Edge for users who want Firefox compatibility with additional customization and a project outside the largest browser vendors. Best for power users who want a configurable daily browser.MPL-2.0 · TypeScript · 8.2K stars · Active this month

who it's for

Who Floorp is for#

Power users customizing their browser

Floorp fits users who want a Firefox-based browser with a different product direction and customization surface.

Skip if:

Skip if your workplace requires Chrome or Edge management policies.

Privacy-minded users avoiding Chromium dominance

Use it when staying outside Chromium is part of the browser choice.

Skip if:

Skip if you need the largest extension QA surface and vendor support ecosystem.

the problem

The problem it solves#

Mainstream browsers increasingly tie browsing to vendor accounts, advertising ecosystems, and product choices users cannot change. Privacy-minded users and developers often want Firefox compatibility, extension support, and more control over interface and behavior without moving to a closed browser.

how Floorp solves it

How it solves it#

Firefox-based browser

Floorp is built on Mozilla Firefox, giving it a familiar web engine foundation and compatibility profile.

Desktop operating system support

The README describes support for Windows, macOS, and Linux, with installers or archive-based installation.

Privacy and open-web positioning

The project explicitly frames Floorp around keeping the open, private, and sustainable web alive.

strengths · trade-offs

Strengths and trade-offs#

Strengths

  • Alternative within the Firefox ecosystemFloorp gives users another Firefox-based choice without moving to Chromium.
  • MPL-2.0 licenseThe MPL-2.0 license aligns with the Mozilla ecosystem and allows source inspection under file-level copyleft terms.

Trade-offs

  • -Smaller browser project than Firefox or ChromeA smaller browser may lag the largest vendors in enterprise policy, support, or release operations. Test compatibility before organization-wide rollout.
versus alternatives

Floorp vs alternatives#

Floorp vs Chrome

Floorp is the better choice when a user wants a Firefox-based open source browser with stronger customization and less dependence on the Chromium ecosystem. Chrome is still better when organization policy, Google account integration, and vendor support are the deciding factors.

tech stack · detected from GitHub

What it's built on#

Languages
JavaScriptPythonRustTypeScript
Frameworks
React
frequently asked

FAQ#

What is Floorp based on?

Floorp is based on Mozilla Firefox.

Is Floorp open source?

Yes. Floorp is an open source browser, and the repository reports MPL-2.0 licensing.

Can Floorp replace Chrome?

Floorp can replace Chrome for many daily browsing workflows, especially if you prefer Firefox-based browsers. Chrome may still fit organizations that depend on Google account and policy integration.

also worth a look

Similar open-source tools#

LibreWolf

LibreWolf

Privacy-hardened Firefox fork with all telemetry removed

256ShellMPL-2.0
Brave

Brave

Block ads and trackers by default in a Chromium-based browser

22.6KMPL-2.0
Ladybird

Ladybird

Browser with its own rendering engine, no Chrome or Firefox code

63.6KC++BSD-2-Clause
Midori Browser

Midori Browser

Fast private browser with tracker blocking and DNS-over-HTTPS

318JavaScriptMPL-2.0
Falkon

Falkon

Speed-first browser for KDE Plasma with built-in ad blocking

466C++GPL-3.0
Iridium Browser

Iridium Browser

Chromium-based browser with enhanced privacy and security

412BSD-3-Clause

Repository

Stars
8.2K
Forks
254
License
MPL-2.0
Latest
v12.14.0
Last commit
23 days ago
Last verified
May 13, 2026
Repo
Floorp-Projects/Floorp ↗

Additional details

Language
TypeScript
Open issues
83
Contributors
20
First release
2021

Categories

Web DevelopmentSecurity & MonitoringDeveloper Tools

Tags

Web BrowsersPrivacy ToolsSecurityDeveloper Tools