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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.
1,070stars+14(+1.3%)

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.
44,227stars+466(+1.1%)

Last 30 days

Sponsor Zen Browser onpatreon.com
Screenshot of Zen Browser

Detailed Comparison

Both Flow and Zen Browser have their unique strengths and serve similar purposes effectively. 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 44,227 stars compared to 1,070 stars on GitHub. This 41.3x difference suggests Zen Browser has a much larger and more active community. In terms of developer contributions, Zen Browser has 1,732 forks, indicating strong developer engagement.

Flow wins
Growth Momentum

Flow is growing faster, adding 14 stars in the last 30 days (+1.3%) against adding 466 stars for Zen Browser (+1.1%). Flow is the smaller project of the two, so it is closing the gap rather than extending a lead.

Zen Browser wins
Development Activity

Zen Browser shows more recent development activity with its last commit 18 hours ago, while Flow was last updated 3 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 1 year 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.