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duo-open

iPhone-Duo frosted-glass fold effect for Android foldables, driven by the real hinge angle. No root.

Details

External ID
1365543213
Source
GITHUB
Company
—
Product
duo-open
Website domain
github.com
Launched
Sept. 11, 2026
Cohort
—
Upvotes
35
Upvotes percentile
0.7558288496028696
Tags
accessibility-service, agsl, android, foldable, jetpack-compose, kotlin, live-wallpaper, oneplus-open
Fetched at
Sept. 15, 2026, 5:26 p.m.
Updated at
Sept. 15, 2026, 5:26 p.m.

Enrichment

Theme
foldable and dual-screen UI utilities
Vertical
Horizontal
Function
Dev tools
Audience
Prosumer
AI stance
Not AI
Project type
Hobby / open-source project
Normalized one-liner
fold angle visual effect for android foldables
Manually corrected
False

Could you build this?

Partial While reading hinge angle sensor APIs and rendering basic UI transforms in Jetpack Compose is manageable, creating seamless system-wide overlay rendering with high-performance frosted glass shaders without root is challenging.

What it would actually take: This requires an Android accessibility or system overlay service using Android Jetpack WindowManager's FoldingFeature APIs to read the hinge sensor in real time. The visual effect relies on custom AGSL (Android Graphics Shading Language) or RenderEffect shaders that mimic dynamic blurred refraction across two display regions without causing frame drops or high battery drain. Developers need specialized knowledge of Android sensor latency, overlay window limits, and real-time graphics/shader pipeline optimization.

Competitors

Other products that read as similar to this one — 148 launches clear the similarity bar, closest 8 shown.

Attention rank: #48 of 149 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).

Launched 301 days after the earliest competitor.

Other launches for this product

Same idea, different domain

Nobody's really built a dev tools tool for Sales yet.