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Flow vs Zen Browser

Learn how Flow and Zen Browser differ in their key features, development activity, technology stack and community adoption, so you can decide which of these web browsers is best for you.

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Favicon of Flow

Flow

A modern browser combining minimalist design with smart features like profiles, spaces, and command palette. Full Chrome extension support and privacy-focused browsing.
1,076stars+10(+0.9%)

Last 30 days

Screenshot of Flow
Favicon of Zen Browser

Zen Browser

A Firefox-based browser offering enhanced privacy, split views, and extensive customization options for a personalized browsing experience.
44,561stars+493(+1.1%)

Last 30 days

Sponsor Zen Browser onpatreon.com
Screenshot of Zen Browser

Detailed Comparison

Zen Browser appears to have several advantages over Flow, particularly in popularity and activity. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

Zen Browser wins
Community & Popularity

Zen Browser significantly outpaces Flow in community adoption with 44,561 stars compared to 1,076 stars on GitHub. This 41.4x difference suggests Zen Browser has a much larger and more active community. In terms of developer contributions, Zen Browser has 1,770 forks, indicating strong developer engagement.

Comparable
Growth Momentum

Flow and Zen Browser are moving at much the same rate, adding 10 stars and adding 493 stars respectively over the last 30 days (+0.9% vs +1.1%). Neither is pulling away from the other on momentum alone.

Zen Browser wins
Development Activity

Zen Browser shows more recent development activity with its last commit 13 hours ago, while Flow was last updated 4 months ago. This suggests Zen Browser is being more actively maintained.

Comparable
Technology Stack

Both tools share common technology foundations, being built with JavaScript, CSS, Typescript. However, they differ in their additional technology choices: Flow uses JSX while Zen Browser leverages Bash, Python, Rust, C, Objective-C, C++.

Comparable
Project Maturity

Both projects started around the same time, with Flow beginning 2 years ago and Zen Browser 2 years ago.

Comparable
Licensing

The projects use different licenses: Flow is licensed under GPL-3.0 while Zen Browser uses MPL-2.0. Consider the licensing requirements when choosing for your project.

Comparable
Use Cases & Features

Both tools serve similar use cases in Web Browsers. However, they also have distinct specializations: Zen Browser extends into Security & Privacy.