Opacity Browser

2024 – 2025 Discontinued

7

WebKit browser for macOS from a nonprofit, with no data collection at all.

Facts

Developer

Opacity

Website

opacity.dev

Engine

WebKit

Platforms

macOS

Popularity

7/100 — 20 GitHub stars (estimate: ≈2 users per star)

Key versions

1. May 17, 2024
   v1.0.0First release published on GitHub.[1]
2. Dec. 20, 2025
   v1.2.4Latest release published on GitHub.[2]

Version sources: [1] opacity-browser/opacity (GitHub), [2] opacity-browser/opacity (GitHub) · 14 releases published · Full history → · Milestones taken automatically from the releases published on GitHub.

Sources

1. https://github.com/opacity-browser/opacity
2. https://github.com/opacity-browser/opacity/releases
3. https://apps.apple.com/us/app/id6502774960